TWI272077B - Foldable bed - Google Patents

Abstract

A foldable bed can be simply folded by the expansion and contraction arm activated by an electric drive mechanism, allowing a folding work to be simply implemented without the manual labor or to be easily implemented even by a person with relatively less muscle power. Not only folding up the bed but reclining the same by the single arm requires no additional body as a mechanism for turning a reclining frame.

Description

1272077 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The method of the present invention relates to a folding bed, the main technique of which is a folding bed which is folded by an electric telescopic arm. [Prior Art] Conventionally, two bed frames each supporting half of the bedding from the lower side have been pivotally connected, and a folding bed that can be folded into an inverted V shape has been proposed, for example, in Japanese patents. Announcement 2 0 0 2 - 1 7 7 0 9 5, a folding bed with a spring-attached connection at the lower end of the intermediate leg portion and the front end of each bed frame on the connecting material of the two bed frames. When the folding bed is to be folded, it is necessary to grasp some grips provided beside the pivotal portion of the bed frame to pull the bed frame upward, and the spring acts to restore the tensile force to act on the two beds. The frame, so that the bed frame can be folded from a horizontal state to a vertical state with less force. However, as in the conventional technique described above, when the bed frame is folded from the horizontal state to the vertical state, it is necessary to grasp the grip portion attached to the bed frame to be lifted up. Therefore, the folding work requires a person, especially a person with little hand strength. It is quite difficult to do the folding of the bed frame, which is its main drawback. The present invention has been made to solve the above problems, and is mainly provided by using an electric telescopic arm to simply fold, minimizing the work of using a human hand, and automatically adjusting the folding bed leaning against the sitting. SUMMARY OF THE INVENTION Hereinafter, a combined embodiment of a first embodiment of an embodiment of a folding bed according to the present invention will be described. Please refer to the first and second figures. The combined form of the embodiment is a folding bed with an automatic adjustment and leaning on the sitting and lying function;

1272077 V. INSTRUCTION DESCRIPTION (2) 1 (hereinafter, simply referred to as "bed 1") is a first bed frame 5 and a second bed frame 10 which are formed in a shape of a plane, and are added to the side of the opening side. The opposing state is pivotally connected by the connecting member 20, and the bedding 50 which is bendable at the center portion in the longitudinal direction thereof is placed thereon. The detailed description thereof is as follows: the first bed frame 5 has a pair of longitudinal direction pipe members 5a, 5a extending in the longitudinal direction of the bed 1, and a width direction pipe member extending between the end portions of the longitudinal direction pipe members 5a, 5a. 5b is in the shape of a zigzag; the second bed frame 10 also has a pair of lengthwise tubular members 10a, 10a extending in the longitudinal direction of the bed 1, and a width extending in the direction of the end portions of the lengthwise tubular members 10a, 10a. The direction of the tubular member 1 〇b is in the shape of a zigzag. The leg portions 6, 6 for supporting the bed 1 from the lower side are respectively protruded from the vicinity of the corner where the two tubular members 5b and the widthwise tubular member 5b intersect. At the front end of each leg portion 6, a caster member 8 in which two wheels 7 and 7 are disposed apart from the longitudinal direction of the bed frame 5 is provided. Further, from the corners where the tubular members 10a of the longitudinal direction of the second bed frame 10 and the tubular members 10b of the width direction intersect, the legs 1 1 and 1 1 for supporting the bed 1 from the lower side are respectively protruded downward. At the front end of each leg portion 1 1 , a caster member 13 having two wheels 1 2 and 1 2 disposed apart from the longitudinal direction of the bed frame 10 is provided, and the caster members 8 and 13 can be placed in the bed 1 system. Smoothly move on the surface (outside the illustration). Further, since the interval between the leg portions 1 1 of the second bed frame 10 is narrower than the interval between the leg portions 6 of the first bed frame 5, the folding bed 1 described later will not be made two. The caster members 8, 13 are in contact with each other, and the two bed frames 5, 10 can be folded close together. Two lengthwise tubular members 5a, 5a of the first bed frame 5 and a second bed frame

1272077 V. INSTRUCTION OF THE INVENTION (3) The two ends of the lengthwise pipe fittings 10a and 10a are pivotally connected via the pin P1 using the connecting material 20. Further, on the lower side of the connecting member 20, an intermediate leg portion 25 which is formed in a downward shape and which is opened downward is provided. The intermediate leg portion 25 is composed of two horizontal frame members 25 that extend downward in the width direction between the pair of connecting members 20, and two vertical frame members 25 that extend downward at both end portions of the horizontal frame member 25a. In the configuration of b, the leg portion 6 and the leg portion 1 1 are integrally supported by the two bed frames 5 and 10 from the lower side.

Further, in the bedding 50 above the first bed frame 5, an automatic adjustment of the reclining frame 15 is provided which is integral with the bedding 50. The self-adjusting reclining reclining frame 15 is in the bedding 50, and the lengthwise tubular members 15a, 15a extend parallel to the lengthwise tubular members 5a, 5a of the first bed frame 5, between the two lengthwise tubular members 15a The central portion of the tube member 15b extending in parallel with the end portion of the tube member is joined to the first width direction tube member 15c and the second width direction tube member 15d extending in the width direction of the bed 1 Add to the composition. The longitudinal direction pipe members 15a, 15a are closely adjacent to the inner side of the longitudinal direction pipe members 5a, 5a of the first bed frame 5, and the first and second width direction pipe members are 15 c, 15 5 Located on the base end side (the pivotal portion side) and the front end side of each of the first bed frames 5, the self-adjusting reclining reclining frame 15 has a U-shape.

In the bedding 50 above the first bed frame 5, there is further provided a frame 5 1 which is approximately rectangular and close to the self-adjusting reclining frame. The frame 51 is a pipe member 51a, 51a extending in the width direction of the bed 1 from the end portions of the frame frame 5, 10 in the longitudinal direction of the first bed frame 5 5 a, 5 a on the upper side, each of the automatic adjustment depends on the sitting frame 1 5 direction extension

Page 7 1272077 V. Inventive Note (4) The longitudinal direction pipe fittings 5 1 b, 5 1 b are formed in a shape of a zigzag shape, and the ends of the pipe members 5 1 b and 5 1 b through the two longitudinal pipes are The front end portions of the two members 5 1 and 15 are respectively pivotally connected via the pin P2 in a state of being automatically adjusted to the outer side of the front end portions of the two longitudinally-oriented tubular members 1 5 a and 15 a against the sitting frame 15 . Therefore, for the frame 5 1 , the automatic adjustment relies on the sitting frame 15 to become a reversible. The auto-adjustment leaning on the sitting frame 15 is explained in detail, that is, the frame 15 is from the pivoting portion of the two bed frames 5, 10 toward the front end of the first bed frame 5, and the pipe member 5 is in the longitudinal direction of the first bed frame 5. The length of a, about one-third of the place as a reversal center can be reversed, specifically to add a description, that is, the angle can be reversed at a certain angle downward toward the second bed frame 10 . In the combined form of the embodiment, although the bedding 50 and the automatic adjustment leaning against the sitting frame 15 are integrated, the bedding 50 can be placed on the self-adjusting leaning stand 15 to treat the two as an integral body. The bedding 50 can also be picked up. Further, on the inner side of the intermediate pipe member 15b which is automatically adjusted against the seat frame 15, a long-plate-shaped arm 1 6 extending in the direction of the second bed frame 1 is provided, and the front end portion 16 of the arm 16 is provided. a is viewed from the side between the pin P 2 and the pivotal portions of the two bed frames 5, 10. The end portion 16 6 before the arm 16 is at the center portion of the tube member 10 b in the width direction of the second bed frame 10, and one end thereof is attached to the other end 3 of the telescopic arm 30 which can be reversible. 0 b is added to the pivoter via pin P3. Although not shown in detail, the telescopic arm 30 is operable by an electric drive structure including a motor 35, an output shaft, a gear, and a wheel (not shown), and is fixed by being fixed. The sliding tube 32 in the cylinder 3 1 undergoes relative advance and retraction.

1272077 V. INSTRUCTION DESCRIPTION (5) By the bed 1 from the horizontal state (as shown in the third figure), the telescopic arm 30 is pulled out from the fixed outer cylinder 3 1 such as the sliding tube 3 2 to pull it out, that is, the automatic adjustment The front end 16 6 of the arm 16 located on the inner side of the sitting frame 15 will be pushed out as if moving to the lower left side, and as such, the self-adjusting leaning rest frame 15 and the bedding 50 will become pick-up. On the other hand, if the fixed outer cylinder 3 1 of the telescopic arm 30 is in this state, the sliding tube 3 2 is accommodated and contracted, and the arm 16 is provided to automatically adjust the inner side of the sitting frame 15 . The front end 1 6 a is generally pulled back as it moves to the upper right side, so that the bed 1 returns to the original horizontal state. As shown in the seventh and eighth figures, the folding bed 100 (hereinafter referred to as "bed 100") in the combined form of the second embodiment is provided between the first bed frame 5 and the second bed frame 10; The tube 70 is different from the structure of the folding bed 1 of the first embodiment, and the other configurations are the same as the folding bed 1 of the combination of the first embodiment. In the combined form of the present embodiment, another width direction pipe member 10c is provided on the side of the two bed frames 5 and 10 of the second bed frame 10. The width direction pipe member 10c extends parallel to the width direction pipe member 10b, and is disposed at a position beside the telescopic arm 30 at the inner side thereof, and is provided at one end of the pipe 70 between the two bed frames 5, 10 Supporting the fixed parts 65 that can be reversed. The other end of the pipe 70 is fixed to the inside of the first bed frame 5 via a pipe support member 75 which will be described later, and the pipe 70 is straddled and telescopic arms 30 in a plan view. Often become a state of parallel. The tube 70 extends in the direction of the first bed frame 5, and the front end 70 a is extended from the arm 16 to the vicinity of the leg portion 6 of the first bed frame 5 as viewed from the side. then,

1272077 V. INSTRUCTION DESCRIPTION (6) The front end 70a of the pipe 70 spans between the longitudinal pipe members 5a, 5a of the first bed frame 5, and the width direction pipe member 5 is added to the position near the width direction pipe member 5b. The inner side of c, although not shown in the figure, is added to the vertical portion of the two branches extending to the lower side by the same length as the outer diameter of the tube 70, and the lower ends of the two vertical portions are joined into a semicircle. The shape is a ring formed by a semicircular support portion that supports the peripheral surface of the lower side of the tube 70. Then, when the tube 70 is in a state where the bed 100 is horizontal, both ends thereof are supported by the fixing member 65 and the first tube holder 75, and the setting surface of the bed 100 (illustration Outside) becomes a schematic parallel state. Further, as shown in the seventh and ninth views, the inner side of the self-adjusting leaning frame 15 is provided with the same shape as the first tube supporting member 75, and the supporting member cooperates to support the second tube of the tube 70. Support with 76. The second tube support member 76 is attached between the lengthwise tubular members 15a, 15a of the self-adjusting reclining frame 15, and is disposed at a position adjacent to the second width direction tubular member 15d. The inner side of the bed is disposed at a position overlapping the first tube holder 75 when viewed from the front or the back side of the bed 100. The second tube supports the 7 6 series and the first tube support 7 5 abuts, when the bed 100 is horizontal, that is, it has nothing to do with the tube 70, but when the telescopic arm 30 is contracted as will be described later At the time, the front end 70a of the tube 70 will be folded with the first tube holder 75 and, therefore, will also be supported by the second tube holder 76. However, when the automatic adjustment leans against the sitting frame 15, since the first bed frame 5 and the second bed frame 10 support the horizontal state, the pipe 70 does not become the automatic adjustment of the leaning against the sitting frame 15 Obstruction. In order to achieve the above objectives and solutions, the recorded folding bed 1 will

Page 10 1272077 V. INSTRUCTIONS (7) About half of the bedding 50 is supported by the lower side of the first and second bed frames 5, 10 frames are folded into a reverse V-shaped state The inner side of the first bed frame 5 is provided with a downwardly extending arm 1 6 , and the arm 16 and the second bed frame 10 are telescopic arms 3 0 which are movable by an electric driving structure. The frame is added, and when the bed 1 is in a horizontal state parallel to its installation surface, the telescopic arm 30 is contracted, that is, the bed 1 can be folded into an inverted V shape.

Further, the folding bed 1 is a state in which about half of the beddings 50 are attached to the first and second bed frames 5 and 10 which are respectively supported by the lower side thereof, and are folded into a reverse V shape. The bed frame 5 has a pivoting portion on the side of the two bed frames 5, 10 as a reversing center, and a rear side extending arm 16 is provided on the inner side thereof. 1 5, the arm 16 and the second bed frame 10 are framed by a telescopic arm 30 that is operated by an electric drive structure, and the bed 1 is parallel to the setting surface. In the horizontal state, the folding bed 1 is folded into an inverted V shape by shortening the telescopic arm 30, and the self-adjusting reclining position can be reversed by extending the telescopic arm 30 from the horizontal state described above. The frame 15 is characterized.

Further, the folding bed 100 is added between the inner sides of the two bed frames 5 and 10 in addition to the structure of the folding bed 1 described above, and the telescopic arm 30 does not become planar in plan view. A tube 70 is disposed at an overlapping position, and one end of the tube 70 is pivotally connected to the inner side of the second bed frame 10, and the first tube support member 75 disposed at the inner side of the first bed frame 5 is folded at the other end. The movable support is supported by the above-mentioned automatic adjustment leaning against the inner side of the seat frame 15 and adjacent to the first pipe support member 75 in a side view, and is provided in the above horizontal state and automatically adjusted and leaned. When the seat frame 1 5 rotates, the above is not supported.

Page 11 1272077 V. Description of the Invention (8) The second tube support 76 of the tube 70, when the folding bed 100 is to be folded into an inverted V shape, with the front ends of the two bed frames 5, 10 When approaching, the other end of the tube 70 and the first tube holder 75 are folded to move toward the second tube holder 76, and the other end of the tube 70 is supported by the second tube holder. To support, so that it can always be folded, so that the above-mentioned automatic adjustment depends on the back of the rack 1 5 will be controlled as its characteristics. [Embodiment] Please refer to the second figure. After the bed 1 is in the horizontal state, if the telescopic arm 30 is further contracted (as shown in the fourth and fifth figures), the first bed frame 5 and the second bed frame Each of 10 must be formed in an inverted V shape, and the pivoted portion is returned to the center front end portions as close as possible by the connecting member 20. At this time, the leg portions 6, 11 attached to the respective bed frames, that is, the respective bed frames 5, 10 can be reversed, so that the wheels 7 and 12 can be brought into contact with the installation surface (not shown). The state is folded. Further, when the telescopic arm 30 is added to the inward contraction (that is, as shown in FIG. 6), between the pair of the leg portions 6, 6 of the first bed frame 5, the pair of legs of the second bed frame 10 The portions 1 1 and 1 1 will enter into a state of being clamped, and the side portions of each of the bed frames 5 and 10 will be close to each other until the two caster members 8 and 13 are overlapped with each other (hap). until. As described above, in the folding bed 1 of the combined embodiment of the present embodiment, since the operation of the electric driving structure can be used, the telescopic arm 30 can be more easily folded, so that the folding operation does not need to be performed by a human hand, Simple, even people who have less power can easily fold.

Page 12 1272077 V. Description of the invention (9) Further, not only is it folded by a telescopic arm 30, but also can be automatically adjusted to lean against the team, so there is no need to additionally set the automatic adjustment to lean on the seat to make it The structure of the back.

Next, please refer to the fourth drawing for a detailed description of the folding bed 100 of the second embodiment of the present invention. In the combination of the first embodiment described above, when the telescopic arm 30 is contracted to perform the folding bed 1 (as shown in the fourth figure), the telescopic direction of the telescopic arm 30 and the pin P 2 are viewed from the side ( The frame 15 and the pin P 3 (the pivotal portion of the front end portion 16 a and the telescopic arm 30 of the arm 16) are arranged in a straight line, although The force that the telescopic arm 30 wants to contract will pinch the pin P3 to the automatic adjustment leaning against the sitting frame 1 5, because it will act as the center of the pin P 2 automatically adjusts to the force of the sitting frame 1 5 wanting to lift, so it is necessary By hand, etc., according to the automatic adjustment, rely on the power of the sitting frame 15 to pick up. Therefore, in the combined form of the second embodiment, as the telescopic arm 30 expands and contracts, the folding bed 1 capable of suppressing the above-described lifting force will be described. Further, in the second embodiment combination form, the same members as those of the folding bed 1 of the combination of the first embodiment are denoted by the same reference numerals.

The bed 100 is the same as the folding bed 1 of the combination of the first embodiment in that it is automatically adjusted by the electric retracting arm 30 to sit and fold. As shown in the ninth figure, the fixed outer cylinder 3 1 of the self-retracting arm 30 is to be stretched by pulling the sliding tube 3 2 to be stretched, that is, to automatically adjust the arm 16 leaning against the inner side of the sitting frame 15 The front end 16a will be pushed as if it were moving to the lower left side, and this will become the automatic adjustment leaning against the sitting frame 15 and the bedding 50. Further, by fixing the outer tube 3 1 of the telescopic arm 30 to shrink the slide tube 3 2, it is contracted, that is,

Page 13 1272077 Description of invention (10) __ Ϊ 自 Self-b = f leaning against the front end of the arm 16 on the inside of the sitting frame 15... It will be pulled back like 6 water: ΪΓ, and the bed will return to the original 5 30 force and ten maps show '(9) The level of the bed 1〇0 is to be the telescopic arm 3〇, to receive|^, that is, the first bed frame 5 and the second bed frame 1 are not required—』1 Ϊ ^ ' Ϊ The connecting material 20 takes the part of the plum blossom as the center, and each of the pieces is reversed like a crime. By two bed frames 5, 1 ^ ^ = ', two horizontal state, only the first tube supports the 75 ° W end 70a will be toward the front end of the first bed frame 5 7〇 Moves, so that it is supported by the temples 76 which are also the left end of the second tube 2 (the state shown in the tenth figure). And the pin and the pin P2 (the pivotal portion of the frame portion 16a and the telescopic arm 30) are arranged to be a pin P3 (the front end of the arm 16 is followed by the bed 1) The folding, the tube 7 〇; the state on the two straight lines, the sub-supporting device 75 is folded, and the further end portion 7〇a will move in the direction of the first tube. The front end of the bed frame 5, after, though Without further illustration, by further entering, the end 7 〇a of the tube 70 will be further moved to the first bed by the contracting telescopic arm 3 〇, and moved by the first tube support 75 and the second 2 Front end direction

State, in one of the first bed frame 5, one pair of caster parts 8 ^ sub-support 7 6 support white I 10 one pair of caster parts 13, 13 will become between the 8, the second bed frame 'view each side of the bed The frame 5, 1 〇 is in the state of the front end of the main assembly, and is folded until the two leg portions 6 and 11 are brought into close contact with each other to complete the above description. σ屯能+ , heart, folding bed 1 0 0, by

Page 14 1272077 V. INSTRUCTION OF THE INVENTION (11) The telescopic arm 30 that is operated by using the electric drive structure can be simply folded, etc., in addition to the effect obtained by the folding bed 1 of the combination form of the first embodiment, When the bed is folded, the tube 70 of the two bed frame is often supported by the second tube support 76, so that the automatic adjustment of the backrest of the sitting frame 15 is controlled, therefore, automatically Adjusting depends on the sitting frame 1 5 will not pick up. In this way, there is no need to press the hand and the like. The automatic adjustment depends on the sitting frame. The force to be lifted can be more easily performed.

Further, the present invention is not limited by the combination of the above two embodiments, and various modifications can be made. For example, the folding bed 100 of the combined embodiment of the present embodiment has an automatic adjustment leaning against the sitting frame 15 so that it can be automatically adjusted to lean on the seat, and can also be used without the automatic adjustment relying on the sitting function. Description of the telescopic arm 30. At this time, an arm 16 is provided on the inner side of the first bed frame 5 to fix one end 3 0 b of the telescopic arm 30. In addition, regarding the folding bed 100 having the automatic adjustment and reclining function, the automatic adjustment of the reclining seat frame 15 is not limited to the shape of the Japanese character in the form of the combination of the embodiment of the present invention, and the self-adjusting leaning position can be automatically adjusted when necessary. 1 5 and the bedding 50 are integrated, and as long as it can correspond to the purpose of high rigidity and weight reduction, it is also possible to use various shapes.

Further, the fixed positions of the both end portions of the telescopic arm 30 and the fixed positions of the both end portions of the tube 70 are not limited to the positions indicated in the embodiment of the present embodiment, and may be appropriately changed as long as the folding is not hindered, and the number thereof may be changed. Add changes. Further, the structure for preventing the automatic adjustment of the rest of the reclining frame 15 is not limited to the use of the tube 70 as in the combined form of the embodiment of the present invention. In addition, located in

Page 15 1272077 V. INSTRUCTIONS (12) The shape of the arm that leans against the inner side of the sitting frame 1 5 is not required to be extended in the direction of the second bed frame 10 as shown in the combined form of the embodiment of the present invention. For example, as shown in Fig. 11, the bed 101 is in a horizontal state, and is automatically adjusted to lean on the inner side of the seat frame 15, and may also be provided as an arm 1 1 5 extending vertically downward. At this time, of course, the angle at which the reclining against the sitting frame 15 is automatically adjusted may become smaller, but the shape of the arm 115 may be made simple. In summary, the three main functions of the present invention are described in detail below: 1. The folding bed 1 of the present invention has a downwardly extending arm 1 6 on the inner side of the first bed frame 5, the arm 1 6 and the second bed frame 10 is pivotally connected to the telescopic arm 30 which is movable by the electric driving structure, and the folding bed 1 is horizontally closed with the installation surface thereof, and the telescopic arm 3 is contracted by 0, that is, the bed 1 described above is folded into an inverted V shape. In this way, the operation of the electric drive structure can be easily and easily performed, so that the use of the manual can be greatly reduced. 2. The folding bed 1 invented in the present invention, in the first bed frame 5, the two bed frames 5, 10 with the pivoting portion side as a reversing center so that it can be retracted, and the inner side thereof is an arm extending downward. 16 is provided with an automatic adjustment leaning against the sitting frame 15, and the arm 16 and the second bed frame 10 are pivotally connected by the telescopic arm 30 which is operated by the electric driving structure, and is parallelized from the bed 1 and the setting surface. In the horizontal state, the contraction telescopic arm 30 is folded into an inverted V shape, and the telescopic arm 30 is extended from the horizontal state to automatically adjust to lean against the seat frame 15 for reversal. In this way, the retraction of the reclining frame 15 and the folding of the bed can be automatically adjusted by a telescopic arm 30, and because the folding of the electric bed is used, the folding operation is simple and easy. .

1272077 V. INSTRUCTION DESCRIPTION (13) 3. There is also a folding bed 100 of the invention of the present invention, in addition to the effects of the above items 1 and 2, and between the two bed frames 5 and 10 A tube 70 is disposed at a position where the telescopic arm 30 does not overlap in a plane, and one end of the tube 70 is pivotally connected to the inner side of the second bed frame 10, and the other end is provided by the first bed frame. The first tube support member 7 on the inner side of the fifth tube is supported by the foldable support, and is automatically adjusted to lean against the inner side of the seat frame 15 and is adjacent to the first tube support member 7 5 as viewed from the side. a second tube support 76 that is in a horizontal state and automatically adjusts to support the tube when the reclining frame 15 is retracted, and when the bed is to be folded into an inverted V shape, along with the two bed frames 5, When the front end portions of the 10 are close to each other, the other end of the tube 70 and the first tube holder 75 are folded to move toward the second tube holder 76, and the other end of the tube 70 is supported by the second tube. Make it all support for folding, so that the automatic adjustment of the backrest of the sitting frame 15 will be controlled. When the folding of the bed is performed, the telescopic direction of the telescopic arm 30 and the pivotal point of the arm 16 and the telescopic arm 30 are viewed from the side, and the center of the return of the self-adjusting leaning frame 15 is arranged in a straight line. After the state, until the bed is folded into the final reverse V shape, because the telescopic arm 30 acts in the contraction direction, the automatic adjustment depends on the seat frame 15 to generate the force to be picked up, but since the tube 7 is The second tube support member 76 is supported so that the automatic adjustment of the leaning against the sitting frame 15 can be prevented.

Page 17 1272077 BRIEF DESCRIPTION OF THE DRAWINGS The first drawing is a plan view of a folding bed 1 of a combined embodiment of the first embodiment. The second drawing is a side view of the folding bed 1. The third drawing shows the automatic adjustment of the folding bed 1 by the sitting frame 1 5 is a side view showing a state in which the folding bed 1 is folded. FIG. 5 is a side view showing a process in which the folding bed 1 is folded. FIG. 6 is a view showing a state in which the folding bed 1 is completely folded. 7 is a side view of the folding bed of the second embodiment. The eighth drawing is a side view of the folding bed 100. The ninth drawing shows the automatic adjustment of the folding bed 100. Side view of the lifted state FIG. 11 is a side view showing a process in which the folding bed 100 is folded. FIG. 11 is a side view of the bed 101 having the arm 115 extending vertically downward.

1, 100, 101 folding bed 1 5 automatic adjustment leaning against the seat frame 15c first width direction pipe fittings 15e third width direction pipe fittings 1 6 , 1 1 5 arm 2 0 connecting material 2 5 intermediate foot 2 2 b vertical frame 3 0 telescopic arm 1 0 second bed frame 1 5b intermediate pipe member 15d second width direction pipe member 1 6 a, 7 0 a front end portion 2 5 a horizontal frame material 3 0b telescopic arm other end

Page 18 1272077 Brief description of the drawings 3 1 fixed outer cylinder 3 5 motor 5 first bed frame 5 1 rectangular frame 5a, 10a, 15a, 51b length 5b, 5c, 10b, 10c, 51a 6, 1 1 foot 7 , 1 2 wheels 7 5 first tube support 8 , 1 3 caster parts PI , P 2 , P 3 pin 3 2 slide tube 50 bedding direction tube width direction pipe fittings 6 5 fixing parts 70 pipe 7 6 second pipe support

Page 19

Claims (1)

Ipgefig/曰修(3⁄4本本1 I Case No. 93194430丨_年月月日修正__I--------------- VI. Patent application scope 1. A "folding bed", The folding bed is folded into a reverse V-shaped state by folding about half of the bedding from the first and second bed frames (frames) which are respectively supported by the lower side; the first bed frame is The inner side has a downwardly extending arm (A rm ), and the arm and the second bed frame are framed by a telescopic arm that is movable by an electric driving structure; when the folding bed is parallel to the setting surface thereof In the horizontal state, the above-mentioned folding bed can be folded into a folded bed featuring an inverted V shape by contracting the above-described telescopic arm. 2. The "folding bed" according to item 1 of the patent application scope, wherein about half of the bedding is assembled from the first and second bed frames respectively supported by the lower side thereof, and can be folded into a reverse V a folding bed in a state of a glyph; the first bed frame has a pivoting portion on the two bed frames as a reversing, the center can be reversed, and an arm of the lower side is provided on the inner side thereof to automatically adjust the leaning a reclining frame; the arm and the second bed frame are telescopic arms that are actuated by an electric drive structure; the folding bed is parallel to the setting surface The horizontal state is folded into an inverted V shape by shortening the telescopic arm, that is, the above-mentioned folding bed, and the folding of the self-adjusting reclining frame can be reversed by extending the telescopic arm from the horizontal state described above. bed. 3. A "folding bed" according to claim 1 or 2, wherein a tube is disposed between the inner sides of the two bed frames and a position where the telescopic arms do not overlap in a plan view; Page 20 1272077 _ Case No. 93194430_年月日日__ VI. Patent Application Scope One end of the pipe is pivotally connected to the inner side of the second bed frame, and the other end is the first pipe provided on the inner side of the first bed frame. The support is supported by a foldable support; the above-mentioned automatic adjustment rests on the inner side of the sitting frame, and is adjacent to the first pipe support member in a side view, and is provided in the above horizontal state and automatically Adjusting the second tube support that leans against the rack and does not support the above tube when reversing; When the folding bed is to be folded into an inverted V shape, the other end of the tube and the first tube holder are folded to support the second tube as the front ends of the two bed frames are approached. With the direction of movement, the other end of the tube is supported by the second tube holder so that it can be folded. The folding bed described in claim 2 can control the automatic adjustment of the backrest of the reclining frame. Characterized. Page 21