CN102126511A - Infant carrying device with multidirectional riding state - Google Patents

Abstract

A baby carrier with multi-directional sitting states includes a support frame, a seat assembly and a backrest assembly. The seat assembly is supported by the support frame, wherein the seat assembly includes a first seat frame and a second seat frame, and the second seat frame can rotate relative to the first seat frame between an expanded state and a folded state. The backrest assembly includes a backrest frame, wherein the backrest frame is arranged on the support frame and can rotate around a pivot. Wherein, the second seat frame is located approximately parallel to and close to one side of the backrest frame in the folded state. The present invention can change the use direction of the backrest assembly and the seat assembly in a fast and convenient operation manner.

Description

Infant and toddler carrier with multi-directional seating states

【Technical field】

The present invention relates to an infant carrying device, in particular to an infant carrying device with multi-directional seating states.

【Background technique】

Baby carriages, baby seats, baby cradles, baby swings and other infant carrying devices are mainly provided for babies to ride and are pushed by adults. In the conventional infant carrying device, when the infant is seated in the infant carrying device, the adult is usually located at the rear side of the infant carrying device. Therefore, when the infant carrier is pushed, the front of the infant cannot be seen. In addition, when the infant is on the seat of the infant carrying device, it can increase the sense of security if they can see their loved ones. In response to this demand, there are currently infant carrying devices that can provide two-way carrying space on the market, so that users can change the direction of use of the carrying space according to their needs for the way the baby sits and lies in it, so as to This increases the ease of use of the infant carrier.

The above-mentioned products mainly change the design of the backrest to be adjustable forward and backward. When the backrest is tilted forward, a rear bearing space can be provided, so that the infant sits on the seat in a manner facing the rear side. When the backrest is tilted backward, a forward bearing space can be provided, so that the infant sits on the seat in a manner facing forward. However, when the backrest is tilted backward to provide a forward-facing use space, the rear seat is often still in the unfolded use state, which is not only easy for the user to misuse, but also makes the overall volume of the infant carrying device too large to be easy to use. However, the current infant carrying devices still have deficiencies.

In view of this, there is an urgent need for an infant carrying device that can provide a two-way carrying space in a convenient way to address the aforementioned problems.

【Content of invention】

One object of the present invention is to provide an infant carrying device with multi-directional seating states, which can change the use direction of the backrest assembly and seat assembly in a fast and convenient manner, so that the use of the infant carrying device can be adapted to use It is more convenient for the needs of users.

According to an embodiment of the present invention, an infant carrying device with multi-directional seating includes a support frame, a seat component and a backrest component. The seat assembly is supported by the supporting frame body, wherein the seat assembly includes a first seat frame and a second seat frame, the second seat frame can be between an unfolded state and a folded state relative to the first seat frame A seat frame rotates. The backrest assembly includes a backrest frame, wherein the backrest is erected on the supporting frame body and can rotate around a pivot. Wherein, the second seat frame is located on a side approximately parallel to and close to the backrest frame in the folded state.

According to another embodiment of the present invention, an infant carrying device with multi-directional seating positions includes a support frame, a seat component and a backrest component. The seat assembly is supported by the supporting frame body, wherein the seat assembly includes a first seat frame and a second seat frame, the second seat frame can be between an unfolded state and a folded state relative to the first seat frame A seat frame rotates. The backrest assembly includes a backrest frame, wherein the backrest frame is pivoted to the seat assembly and can be changed between a first position and a second position. Wherein, in the first position, the second seat frame is in the folded state, the backrest frame and the first seat frame form a forward seat, and in the second position, the second seat frame is in the unfolded state, The backrest frame and the second seat frame form a rearward riding seat.

With the aforementioned design, when the first seat frame of the infant carrying device is used for riding, the second seat frame can be adjusted to a folded state, thereby preventing wrong use of the second seat frame.

【Description of drawings】

FIG. 1 is a schematic diagram illustrating an infant carrying device with multi-directional seating states according to an embodiment of the present invention.

FIG. 2 is an exploded view illustrating the assembly of the backrest frame, the second seat frame and the positioning member in the infant carrying device of FIG. 1 .

FIG. 3 is a schematic view showing the state of the backrest frame and the second seat frame when the infant carrying device is used for forward seating.

Fig. 4 is an action diagram showing the angle adjustment when the backrest is tilted backward.

FIG. 5 and FIG. 6 are schematic diagrams illustrating the adjustment of the backrest frame and the second seat frame from the forward seating state to the rearward seating state.

FIG. 7 is a schematic diagram showing the infant carrying device in a rear-facing riding state.

8 and 9 are schematic diagrams illustrating an infant carrier with additional safety measures according to an embodiment.

100 Infant carrying device 102 Support frame body

104 seat assembly 105 backrest assembly

108 push rod 110 armrest

110A, 110B ends 112 front support feet

114 rear support feet 116 wheels

118 horizontal bar 126 backrest

126A side end 126B snapping end

132 The first seat frame 134 The second seat frame

134A side end 136 support rod

136A front end 136B rear end

138 U-shaped pipe fittings 140 positioning components

142 shell 142A first side surface

142B second side surface 144 open groove

145 top part 146 bottom part

146A positioning groove 148 socket end

150 pivot piece 152, 160 slotting

154, 162 spring parts 155 engaging end

158 Junction 159 Interference end

164 snap seat 166 support surface

202 Backrest parts 204 Rear seat parts

206 outer leaning part 208 inner leaning part

210 Fixing device 212 First fastener

214 second fastener

X pivot axis Y, Z long axis direction

【Detailed ways】

The present invention provides an infant carrying device with multi-directional seating states, which can change the use direction of the backrest assembly and the seat assembly in a fast and convenient manner, so that the use of the infant carrying device can meet the needs of users. More convenience. Infant carriers may include strollers, infant seats, infant swings, infant bassinets, and the like.

First, please refer to FIG. 1 , which is a schematic diagram illustrating an infant carrying device 100 according to an embodiment of the present invention. In this embodiment, a stroller is used as an example of the infant carrying device 100 . As shown in FIG. 1 , the infant carrying device 100 includes a support frame body 102 , a seat component 104 , and a backrest component 105 .

The support frame body 102 includes a push rod 108 , two armrests 110 , a front support leg 112 , a rear support leg 114 , and several wheels 116 . In this embodiment, one end of the push rod 108 may be connected to the rear support foot 114 . One end 110A of the armrest 110 can be connected to the push rod 108 , and the other end 110B of the armrest 110 opposite to the end 110A can be connected to top ends of the front support leg 112 and the rear support leg 114 respectively. A cross bar 118 can also be connected between the two handrails 110 . The wheels 116 are respectively assembled to the bottom ends of the front supporting legs 112 and the rear supporting legs 114 .

As shown in FIG. 1 , the seat assembly 104 is disposed on the supporting frame body 102 . According to this embodiment, the seat assembly 104 can include a first seat frame 132 and a second seat frame 134, wherein the first seat frame 132 is, for example, a front seat frame for riding forward, and the second seat The frame 134 can then be a rear seat frame for riding backwards. The first seat frame 132 and the second seat frame 134 can be respectively covered with soft materials (not shown) such as cushions and soft cloths to form comfortable support. According to one embodiment, the first seat frame 132 is composed of two support rods 136, for example, the front ends 136A of each support rod 136 are respectively fixed on the left and right sides of the support frame body 102, and the rear ends 136B of each support rod 136 can be are respectively fixed to a positioning member 140 . The second seat frame 134 can be composed of a U-shaped pipe 138, and the left and right side ends 134A of the second seat frame 134 are respectively pivotally connected with the positioning member 140, so that the second seat frame 134 can rotate around a pivot X . Thereby, the second seat frame 134 can be adjusted to a folded state ( FIG. 1 ) adjacent to the backrest assembly 105 , or opened to an unfolded state for rear-facing riding function ( FIG. 7 ).

Please continue to refer to FIG. 1 , the backrest assembly 105 may include a backrest frame 126 . According to one embodiment, the backrest frame 126 can be covered with cloth, cushion or similar soft material for comfortable back support. According to this embodiment, the backrest frame 126 can be made of a U-shaped pipe, and its left and right side ends 126A are respectively pivotally connected to the first seat frame 132, so that the backrest frame 126 can be relative to the seat assembly 104 (especially The first seat frame 132) rotates to different inclination angles. For example, when the infant carrying device 100 is in the forward riding state, the back rest frame 126 can be adjusted to a backward tilting position (Fig. 1); to the rearward tilt position (Figure 7). In addition, the left and right ends of the back frame 126 are respectively provided with an engaging end portion 126B, and each engaging end portion 126B can be engaged with a positioning member 140 to lock the back frame 126 at different inclined positions.

As for the positioning components 140 , they are respectively fixed on the left and right sides of the supporting frame body 102 . The backrest frame 126 and the second seat frame 134 are respectively movably assembled to each positioning member 140, so that the backrest assembly 105 and the second seat member 134 can be between a forward sitting state and a rearward sitting state. time adjustment.

FIG. 2 is an exploded assembly view showing the back frame 126 , the second seat frame 134 and the positioning member 140 . As shown in FIG. 2 , the positioning member 140 may be composed of an approximately semicircular housing 142 . There is an opening slot 144 in the housing 142, wherein the opening slot 144 opens to a first side surface 142A of the housing 142, and the upper and lower sides of the opening slot 144 are defined by a top end 145 and a bottom end 146 of the housing 142 respectively. defined, and the bottom end portion 146 defines a plurality of positioning grooves 146A arranged in different radial directions. On a second side surface 142B of the housing 142 opposite to the first side surface 142A, a sleeve end portion 148 is protruded for fixing the supporting rod 136 of the first seat frame 132 . The side end 126A of the backrest frame 126 is passed through the top end portion 145 in the opening groove 144, and the backrest is fixed by a riveting piece, a shaft nail piece or a similar pivoting piece 150 passing through the pipe end of the side end 126A. The frame 126 is assembled on the housing 142 such that the backrest frame 126 can rotate around the pivot X defined by the pivot member 150 relative to the first seat frame 132 and the positioning member 140 . Wherein, when the side end 126A of the backrest frame 126 passes through the opening slot 144 , the engaging end portion 126B provided at the end of the backrest frame 126 protrudes laterally from the first side surface 142A of the casing 142 . In addition, the backrest frame 126 is also provided with an elongated slot 152 corresponding to the pivotal member 150, the pivotal member 150 is passed through the slot 152, and a spring member 154 is also arranged in the backrest frame 126, one end of the spring member 154 The other end of the spring member 154 is connected to the pivot member 150 and fixed to the inner surface of the back frame 126 . Because the pivoting member 150 can move relative to the backrest frame 126 along the slot 152 , the backrest frame 126 can also move relative to the positioning member 140 along the long axis direction Z in addition to the movement of rotation. Thereby, when the backrest frame 126 is adjusted to a desired inclination angle, the engaging end 126B of the backrest frame 126 can be detachedly engaged with any positioning groove 146A by virtue of the elastic force of the spring member 154 . In order to lock the back frame 126 at the tilt angle.

Please continue to refer to FIG. 2 , the second seat frame 134 is disposed on the first side surface 142A of the casing 142 . An engaging portion 158 is disposed on the second seat frame 134 , and a conflicting end portion 159 is disposed at an end of the second seat frame 134 . According to an embodiment of the present invention, the joint portion 158 can be fixed to the second seat frame 134 by fastening elements (such as screws). According to another embodiment of the present invention, the joint portion 158 can also be integrally formed with the second seat frame 134 . An elongated slot 160 is defined on the joint portion 158 , wherein the slot 160 is deviated from the long-axis direction Y of the second seat frame 134 . On the first side surface 142A of the positioning member 140, the pivoting member 150 is a slot 160 penetrating through the joint portion 158, so that the second seat frame 134 can be pivotally connected to the pivoting member 150 via the joint portion 158 in a deviated manner. And the second seat frame 134 can be displaced between a first position and a second position along the long axis direction Y thereof. In addition, a spring element 162 is also disposed in the engaging portion 158 , wherein one end of the spring element 162 is connected to the pivot member 150 , and the other end of the spring element 162 is fixed to the inner surface of the engaging portion 158 . By virtue of the elastic force of the spring member 162, the second seat frame 134 can be urged to displace toward the first position, wherein when the second seat frame 134 is in the first position, it is in an engaged state and cannot be independent relative to the backrest. Rack 126 adjustment. When the second seat frame 134 is displaced from the first position to the second position, it can disengage from the engaging state, so that the second seat frame 134 can be relative to the backrest frame 126 and the positioning member around the pivot X of the pivot member 150 140 spins.

As shown in FIG. 2 , the housing 142 is also protruded with an engaging seat 164 on its first side surface 142A, and the first side surface 142A of the housing 142 is also protruded with a support surface on the opposite side of the engaging seat 164 166. When the second seat frame 134 was adjusted to the unfolded state ( FIG. 6 ), the second seat frame 134 was approximately in a horizontal direction and contacted the support surface 166 , and the conflicting end portion 159 of the second seat frame 134 could be moved by the spring. The elastic force of the member 162 is engaged in the engaging seat 164 so that the second seat frame 134 can be locked in its unfolded state on one side of the positioning member 140 .

3 to 6 are schematic diagrams illustrating the operation methods of the backrest frame 126 and the second seat frame 134 . Referring first to FIG. 3 , it is a schematic diagram illustrating the state of the backrest frame 126 and the second seat frame 134 when the infant carrying device 100 is used for forward-facing seating. Wherein, the shown backrest frame 126 is located at a backward inclined position, and the engaging end 126B is engaged with the corresponding positioning groove 146A by the elastic force of the spring member 154 (refer to FIG. 2 ), so that the backrest frame 126 can be locked in a rearwardly tilted position. In addition, the second seat frame 134 is folded to a position approximately parallel to one side of the backrest frame 126 , and is in the first position by the elastic force of the spring member 162 . When the second seat frame 134 is at the first position, because the engaging end 126B of the back frame 126 protrudes from the first side surface 142A of the housing 142 and is located on the displacement path of the second seat frame 134, Therefore, there will be a blocking effect with the conflicting end 159 of the second seat frame 134, so that the second seat frame 134 cannot rotate backward. In addition, the upper end of the backrest frame 126 also has a blocking effect on the upper end of the second seat frame 134 , so that the second seat frame 134 cannot rotate forward. Therefore, the engaged second seat frame 134 can maintain the folded state.

Referring to FIG. 4 , when the user wants to adjust the backward inclination angle of the backrest frame 126, the user must first pull the backrest frame 126 along the long axis direction Z, so that the engaging end 126B is disengaged from the engagement of the positioning groove 146A ( Position P2 shown by the dotted line), wherein the spring member 154 (refer to FIG. 2 ) is in a squeezed state when the engaging end portion 126B disengages from the positioning groove 146A. Then, the user can rotate the back rest frame 126 around the pivot X of the pivot member 150 to a desired angle, wherein if the back rest frame 126 is further rotated backward, it will be driven by the pushing action of its upper end to drive the second The synchronous backward rotation of the two seat frames 134 will drive the synchronous forward rotation of the second seat frame 134 through the pushing action of the engaging end 126B when the backrest frame 126 is adjusted forward. Therefore, the second seat frame 134 can rotate around the pivot X of the pivot member 150 along with the backrest frame 126 and maintain its folded state adjacent to and parallel to the backrest frame 126 . When the back rest frame 126 reaches the desired inclination angle, the engaging end 126B can be engaged with another corresponding positioning groove 146A by the elastic force of the spring member 154 to lock the position of the back rest frame 126 (according to the actual situation). position indicated by the line).

When the user intends to convert the backrest frame 126 and the second seat frame 134 from the forward seated state shown in FIG. 3 to the rearward seated state, the user must operate the backrest frame 126 and the second seat frame 134 respectively. Please refer to FIG. 5 , the user can firstly pull the second seat frame 134 from the position shown in FIG. 3 to the second position P3 shown in FIG. 5 (shown by a dotted line) along the longitudinal direction Y. When the second seat frame 134 is located at the second position P3, the second seat frame 134 and its conflicting end 159 are located above the engaging end 126B, so the conflicting end 159 can be disengaged from the engaging end 126B. block. Then, the second seat frame 134 can be driven to rotate backward around the pivot X of the pivot member 150 to the position where the second seat frame 134 contacts the supporting surface 166, and at this moment, the second seat frame 134 is located in a position close to the horizontal direction. state. Next, the conflicting end portion 159 can be engaged with the engaging seat 164 by the elastic force of the spring member 162 , so as to lock the unfolded state of the second seat frame 134 (the position shown by the solid line).

Then please refer to FIG. 6 , the back rest frame 126 can be pulled along the long axis direction Z to the position P5 (shown in dotted line) to release the engagement of the engaging end 126B with the positioning groove 146A, and the back rest frame 126 can be pivoted. The pivot X of the joint 150 is rotated to a forward tilted position. Finally, due to the elastic force of the spring member 154 , the engaging end portion 126B can be urged to engage with the other positioning groove 146A, so as to lock the backrest frame 126 in its forward inclined position (the position shown by the solid line). Thereby, the rear-facing riding state of the infant carrying device 100 shown in FIG. 7 can be completed.

If the user wants to adjust the infant carrying device 100 from the rear-facing sitting state shown in FIG. 7 to the forward-facing sitting state shown in FIG. The backrest frame 126 is rotated from the backward inclined position around the pivot X of the pivot member 150 to the forward inclined position, and then the backrest frame 126 is locked in the forward inclined position by the action of the spring member 154 . Next, the second seat frame 134 in the unfolded state can be released and the second seat frame 134 can be folded to a position parallel to the backrest frame 126 to complete the forward seated state in FIG. 1 .

In order to facilitate the use of the rear-facing sitting state, FIG. 8 and FIG. 9 are schematic diagrams illustrating an infant carrying device 100 with additional safety measures according to an embodiment, wherein FIG. 8 shows the second seat of the infant carrying device 100 The schematic diagram of the frame 134 in use state, and FIG. 9 is a schematic diagram of the second seat frame 134 of the infant carrying device 100 in a folded state. As shown in Figure 8, the backrest frame 126 and the second seat frame 134 can be provided with a back cushion respectively, wherein the back cushion can be made of soft material (such as cloth, foam material, etc.) Seat piece 204 . The left and right side edges of the backrest member 202 can respectively have an outer leaning portion 206 and an inner leaning portion 208 . According to this embodiment, the outer leaning portion 206 and the inner leaning portion 208 can be made of soft material (such as cloth). The outer side leaning part 206 is arranged between the backrest part 202 and the push rod 108, wherein a first side edge of the outer side leaning part 206 is fixed to the side edge of the backrest part 202, and a second side edge of the outer side leaning part 206 is fixed to the side edge of the backrest part 206. The push rod 108 is tightened. As for the inner side part 208, it is connected with the side edges of the backrest part 202 and the rear seat part 204 respectively. connection location. When the second seat frame 134 is used for riding, both the inner leaning portion 208 and the outer leaning portion 206 can provide lateral auxiliary support.

In addition, in order to ensure that the rear seat part 204 can maintain a position close to the backrest part 202 after being folded, the infant carrying device 100 can also be provided with a quickly detachable seat between the rear seat part 204 and the outer side part 206. Fixture 210 . According to this embodiment, the fastening device 210, for example, uses Velcro components, and a first fastener 212 is respectively arranged on an inner surface of each outer side rest 206, and a second fastener 214 is arranged on the rear seat member 204 bottom edge. Although Velcro is used as an example in this embodiment, the present invention can also use other means to implement the aforementioned fixing device, such as buckles, hook components, magnetic components and so on.

As shown in FIG. 8 , when the infant carrying device 100 is in the rear-facing sitting state, the rear seat member 204 is unfolded downward, and the inner side portion 208 in the extended state blocks the first fastener 212 . As shown in FIG. 9 , when the rear-facing seating position is not in use, the rear seat member 204 can be folded to a position close to the backrest member 202 , at this time, the inner side portion 208 is folded to be close to the surface of the backrest member 202 And it is located between the backrest member 202 and the rear seat member 204 to expose the first fastening member 212 . The user can fix the second fastening part 214 to the first fastening part 212 around the side edge of the rear seat part 204, so that the rear seat part 204 is fixed in its folded state.

The safety measures described in FIGS. 8 and 9 can be used in conjunction with the positioning mechanism design shown in FIG. 2 or other positioning mechanism designs.

To sum up, the design of the present invention can quickly and conveniently change the use direction of the backrest assembly and the seat assembly, so that the use of the infant carrying device can meet the needs of users and be more convenient. In addition, when the first seat frame of the infant carrying device is used for riding, the second seat frame can be adjusted to a folded state parallel to the backrest frame, thereby preventing wrong use of the second seat frame.

The above description is based on multiple different embodiments of the present invention, wherein each feature can be implemented singly or in different combinations. Therefore, the disclosure of the embodiments of the present invention is a specific example to illustrate the principles of the present invention, and the present invention should not be limited to the disclosed embodiments. Furthermore, the foregoing descriptions and accompanying drawings are merely illustrative of the present invention and are not intended to limit it. Changes or combinations of other elements are possible without departing from the spirit and scope of the present invention.

Claims (19)

1. one kind has the multidirectional infant carrier apparatus of taking state, it is characterized in that: comprising:

One supporting frame;

One seat-assembly, it is supported by this supporting frame, and wherein this seat-assembly comprises one first seat frame and one second seat frame, and this second seat frame can rotate with respect to this first seat frame between a deployed condition and a collapse state; And

One leans against assembly, comprises that one leans against frame, and wherein this leans against that be set up in can be around a pivoted on this supporting frame;

Wherein this second seat frame is positioned at approximately parallel when this collapse state and approaches the side that this leans against frame.

2. infant carrier apparatus as claimed in claim 1 is characterized in that: this second seat frame also can lean against this pivoted of frame around this, and can rotate with this adjustment that leans against frame.

3. infant carrier apparatus as claimed in claim 2 is characterized in that: this pivot is to be arranged in the pipe fitting end that this leans against frame, and this second seat frame then is articulated in this pivot with departing from by a junction surface.

4. infant carrier apparatus as claimed in claim 1 is characterized in that: this leans against and has set up a co-end, and wherein this co-end can fasten with a location member with moving apart, is locked on the obliquity this is leaned against frame.

5. infant carrier apparatus as claimed in claim 4 is characterized in that: this second seat frame can be sticked on this align member when this deployed condition.

6. infant carrier apparatus as claimed in claim 4, it is characterized in that: this leans against frame and has one first long axis direction, and can so that being engaged mutually with this align member or remove this co-end, this co-end engage along this first long axis direction displacement with the mutual of this align member.

7. infant carrier apparatus as claimed in claim 6 is characterized in that: this leans against frame and also is provided with one first spring installation, and this co-end fastens for elastic force effect and this align member by this first spring installation.

8. infant carrier apparatus as claimed in claim 4 is characterized in that: when this second seat frame was in this collapse state, this second seat frame was maintained at this collapse state for lean against stopping of frame by this.

9. infant carrier apparatus as claimed in claim 8, it is characterized in that: this second seat frame has one second long axis direction, this second seat frame can be along the displacement between a primary importance and a second place of this second long axis direction, wherein this second seat frame is to accept this to lean against stopping of frame when this primary importance, and this second seat frame then can break away from this and lean against stopping of frame when this second place.

10. infant carrier apparatus as claimed in claim 9 is characterized in that: this second seat frame is provided with one second spring installation, and this second seat frame is for to keep this primary importance by the elastic force effect of this second spring installation.

11. infant carrier apparatus as claimed in claim 9 is characterized in that: when this second seat frame is positioned at this primary importance for to be leaned against the end-stop of frame by this.

12. infant carrier apparatus as claimed in claim 11, it is characterized in that: when this leaned against frame and is locked to an angle of inclination, this second seat frame was moved to by this primary importance and can breaks away from after this second place stopping and lean against frame with respect to this and turning to this deployed condition of this end that leans against frame.

13. infant carrier apparatus as claimed in claim 1 is characterized in that: this first seat frame is the front chair frame, and this second seat frame is the back seat frame.

14. infant carrier apparatus as claimed in claim 1 is characterized in that: this leans against frame and this second seat frame is arranged with a back cushion material respectively, leans against a part and a back seat spare to constitute one respectively.

15. infant carrier apparatus as claimed in claim 14 is characterized in that: between this leans against the lateral margin of the lateral margin of part and this bracing frame, be provided with an outside by portion.

16. infant carrier apparatus as claimed in claim 15 is characterized in that: between this leans against the lateral margin of the lateral margin of part and this back seat spare, also be provided with one inboard by portion.

17. infant carrier apparatus as claimed in claim 15, it is characterized in that: between this outside is by portion and this back seat spare, be provided with an anchor fitting, when this back seat spare is in this collapse state, can this back seat spare be fixed in the position that leans against part near this by this anchor fitting.

18. infant carrier apparatus as claimed in claim 17, it is characterized in that: this anchor fitting comprises that one is arranged at this outside by first fastener of portion, and second fastener that is arranged at this back seat spare, when this back seat spare was in this collapse state, this first fastener can engage with this second fastener.

19. as infant carrier apparatus as claimed in claim 18, it is characterized in that: when this back seat spare launches to use, this inboard leans on portion for blocking this first fastener, when this back seat spare folded, this inboard was positioned at this by portion and leans against between part and this back seat spare and expose this first fastener.

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