JPH0653276U - Car seat - Google Patents

Abstract

(57) [Summary] [Purpose] To make it possible to easily attach and detach the child seat to the vehicle seat. [Structure] A vehicle seat in which a seat S is composed of a seat bottom S2 and a seat back S1 and the child seat 1 is arranged on the seat S. L visually
The seat S has a recess S3 into which the child seat 1 is fitted, and the recess S3 is a bottom recess into which the seat 12 of the child seat 1 is fitted and which is formed on the seating surface of the seat bottom. S5
And a back recess S4 into which the backrest portion 11 of the child seat 1 formed on the backrest surface of the seatback S1 is fitted. The front portion of the seat portion 12 of the child seat 1 is in front of the bottom recess portion S5. Weir S6 that stops
Are formed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a vehicle seat in which a child seat for sitting a baby is arranged.

[0002]

[Prior art]

 Since the seats of automobiles are usually sized for adults, when an infant is placed in a car, the seat bottom is too large and it is difficult to sit in a stable state. Especially when the infant is an infant, the tendency is large. Therefore, a child seat is often used when bringing an infant in a car.

The child seat is a seat for a baby, which is dimensioned so that a baby can easily sit on it, and is usually placed on the seat bottom. The back of the child seat is L-shaped in side view along the seat bottom of the automobile and the outer surface of the seat back, and the seating surface and backrest surface are formed on the front surface. Edges are projected forward on both sides of the seating surface and the backrest surface, and since the infant sits on the child seat while being fitted between these edges, The seated state is stable because it is protected by.

By the way, if the child seat as described above is simply placed on the seat bottom, when the moving vehicle slows down or stops, the inertial force causes the vehicle to jump forward, which is very dangerous. , The child seat is locked by some locking means so as not to jump out of the seat.

As such a locking means, for example, one disclosed in Japanese Utility Model Laid-Open No. 64-51538 is known. In the locking means disclosed in this publication, a belt is attached to a child seat so as to penetrate in the vehicle width direction, and tongues (male portions for locking) are provided on both sides of the belt, and the tongue is locked. A buckle (female portion for locking) is provided on a vehicle seat belt.

By placing the child seat on the seat bottom and then inserting the tongue of the belt into the buckle attached to the seat belt, the child seat is locked to the seat, so that the vehicle decelerates during running. It is explained that it is convenient because it does not jump forward due to inertial force due to stopping or stopping.

[0007]

[Problems to be solved by the device]

 By the way, in the child seat locking means disclosed in Japanese Utility Model Laid-Open No. 64-51538, the tongues of the child seat are seated on the seating surface of the seat bottom. It is very troublesome to operate by inserting it into the buckle provided on the.

The present invention has been made to solve the above problems, and a vehicle seat that can be locked so as to prevent the child seat from popping out simply by disposing the child seat on the seat of the vehicle. It is intended to be provided.

[0009]

[Means for Solving the Problems]

 A vehicle seat according to claim 1 of the present invention is a vehicle seat in which a seat is composed of a seat bottom and a seat back, and a child seat is arranged on the seat, wherein the child seat is a seating part and a backrest part. Are integrally formed in an L shape in a side view, and a recessed portion into which the child seat is fitted is formed in the seat, and the recessed portion is a bottom recessed portion into which the seat portion of the child seat formed on the seating surface of the seat bottom is fitted. Section and a back recessed part formed on the backrest surface of the seat back into which the backrest part of the child seat is fitted.The front part of the bottom recessed part is a weir where the front part of the seat of the child seat rests. It is characterized in that parts are formed.

A vehicle seat according to a second aspect of the present invention is the vehicle seat according to the first aspect, further comprising locking means for locking the backrest portion of the child seat to the seat back. It is characterized by being present.

The vehicle seat according to claim 3 of the present invention is the vehicle seat according to claim 1, wherein an auxiliary seat is provided in the recessed portion of the seat when the child seat is not fitted in the recessed portion. It is characterized in that the seat back and the seat bottom are fitted such that the surfaces of the seat back and the seat bottom are flush with each other.

[0012]

[Action]

 According to the vehicle seat of the above-mentioned claim 1, since the seat is provided with the recessed portion of the seat, which includes the bottom recessed portion and the back recessed portion into which the child seat is fitted, the child seat is fitted into this recessed portion. By combining them, the child seat can be attached to the seat in a stable state.

Since a weir is formed in the front part of the bottom recessed portion, the seating portion of the child seat comes into contact with the weir portion when the child seat is mounted on the vehicle seat. It does not jump out of the seat due to deceleration or stop.

According to the vehicle seat of the above-mentioned claim 2, since the backrest portion of the child seat is provided with the locking means, the locking means is locked to the seatback. The stopped child seat becomes more stable and held in the seat and never jumps out of the seat.

According to the vehicle seat of the third aspect, when the child seat is not used, the auxiliary seat is fitted into the recessed portion of the seat to make the recessed portion of the seat flush, and this portion is used as a normal seat. Can be used.

[0016]

Embodiment FIG. 1 is an exploded perspective view showing an example of a vehicle seat according to the present invention. As shown in this figure, the seat S is basically composed of a seat bottom S2 as a seat and a seat back S1 as a backrest. The child seat 1 is attached to the seat S to obtain the automobile seat according to the present invention.

The child seat 1 is integrally formed such that the seating portion 12 and the backrest portion 11 are L-shaped in a side view. A pair of left and right side edge portions 13 are provided on both sides of the front surface of the child seat 1 so as to project forward, and play a role of protecting the infant sitting on the child seat 1 from the side portions. Further, a pull-out type tongue 11a is attached to the upper surface of the backrest portion 11, and a buckle 11b corresponding to the tongue 11a is provided on the front surface of the seating portion 12. With these, with the infant seated on the child seat 1, the tongue 11a is pulled out, and the tongue 11a is attached to the surface of the infant's body by the band provided at the base end thereof, and then the tongue 11a is fitted to the buckle 11b. By locking the child seat 1, it is provided to protect the infant from jumping out of the child seat 1.

On the other hand, a recess S 3 into which the child seat 1 is fitted is formed on the surface of the seat 1. As the depression S3, a back depression S4 into which the backrest portion 11 of the child seat 1 is fitted is formed on the backrest surface of the seatback S1, and a bottom portion into which the seat portion of the child seat is fitted on the seating surface of the seat bottom S2. A depressed portion S5 is formed. The back recessed portion S4 and the bottom recessed portion S5 are dimensioned so that the backrest portion 11 and the seating portion 12 of the child seat 1 are fitted without a gap.

In addition, a U-shaped locking ear portion 14 which is long in the longitudinal direction is provided on one side of the upper part of the backrest portion 11 of the child seat 1 so that both ends thereof are embedded in the child seat 1. There is. On the other hand, a guide groove 4 which is long in the longitudinal direction is provided in a portion of the seat S corresponding to the locking ear portion 14, that is, one side wall portion of the back recess S4.

A weir S6 is formed at the front of the bottom recess S5 to stop the front of the seat of the child seat 1. The existence of this dam S6 is important. That is, in the state where the child seat 1 is mounted in the recess S3 of the seat S, the front portion of the child seat 1 is stopped by the dam S6, so that the forward movement of the child seat 1 is blocked. Has become. In the present embodiment, the frame of the seat bottom S2 (not shown) is embedded inside the weir S6 to make the weir S6 structurally extremely sturdy.

Further, a pull rod 24 for releasing the locking, which is provided for the locking means 2 of the first example shown in FIG. 4, projects from the top of the seat back S1.

FIG. 2 shows a state in which the child seat 1 is mounted in the recess S3 of the seat S. As shown in this figure, when the child seat 1 is mounted on the seat S, the surface of the backrest portion 11 of the child seat 1 is substantially flush with the surface of the seatback S1, and the seat portion of the child seat 1 is also seated. The surface of the seat 12 and the surface of the seat bottom S2 are flush with each other, and the side edges 13 of the child seat 1 project from the surface of the seat S.

When the child seat 1 is not fitted in the recess S3 of the seat S, the auxiliary seat 1a shown in FIG. 1 is fitted in the recess S3. The size of the auxiliary sheet 1a is set so that the surfaces of the seat back S1 and the seat bottom S2 including the auxiliary sheet 1a are flush with each other when the auxiliary sheet 1a is fitted in the depression S3. In the state in which the child seat 1 is fitted in the depressed portion S3, as shown in FIG. 3, the surface of the seat S is in the same state as a normal seat, and it is possible to use it for normal seating. There is.

FIG. 4 is a partially cutaway perspective view showing a first example of the locking means. The locking means 2 of this example corresponds to a locking hook 20 pivotally supported around a horizontal shaft 22 provided on the inner wall of the back recess S4 of the seat back S1 and the inner wall. The child seat 1 and the locking ear portion 14 provided on the outer side wall of the child seat 1.

The locking hook 20 has a hook-shaped locking end 21 at the tip thereof, the hook-shaped locking end 21 is located in the guide groove 4 of the seatback S1, and the base end of the locking hook 20 is at the seatback. It is connected to the pull rod 24 immersed from the top of S1. Further, a coil spring 23 is attached to an appropriate portion of the locking hook 20 and is biased clockwise around the horizontal shaft 22 in FIG.

Therefore, with the child seat 1 mounted on the seat S, the locking ears 14 are locked with the hook-shaped locking ends 21 of the locking hooks 20. Then, when the pull rod 24 is pulled up, the locking hook 20 rotates counterclockwise around the horizontal shaft 22 against the biasing force of the coil spring 23, and is locked by the hook-shaped locking end 21 at its tip. The locking of the ear 14 is released, and the child seat 1 can be pulled out from the seat S.

FIG. 5 is an explanatory view of a second example of the locking means as seen from the front, where (a) shows the locked state and (b) shows the unlocked state. The locking means 3 of this example includes a support plate 30 attached to the inner side wall of the back recess S4 of the seat back S1, and an eccentricity around a first horizontal shaft 30a provided in the center of the support plate 30. In this state, a locking disc 31 rotatably supported in a state, a cam 36 for restricting the movement of the locking disc 31, and a locking ear portion 14a provided laterally on the outer wall of the child seat 1 are provided. It has a basic structure.

The cam 36 is pivotally supported so as to rotate around a second horizontal shaft 30b provided on the upper portion of the support plate 30, and an operating rod 34 is fixed to a side portion of the second horizontal shaft 30b. It is set up. A coil spring 35 is attached to the operating rod 34, and the operating rod 34 and the cam 36 are urged clockwise around the second horizontal shaft 30b.

Further, a first claw portion 31a is provided on the lower right side of the locking disk 31, and a second claw portion 31b longer than the first claw portion 31a is provided so as to sandwich the locking concave portion 32. In addition, an upper protrusion 33 is provided on the upper right of the locking disk 31. When the child seat 1 is fitted and locked in the recess S3 of the seat S, the locking ears 14a are fitted in the locking recesses 32 of the locking disk 31 as shown in FIG. The cam 36 is in a retracted state, and the right end of the cam 36 is in contact with the upper protrusion 33 of the locking disk 31.

Therefore, the locking ear portion 14a, which is in contact with the first claw portion 31a, is pulled to the right to rotate the locking disk 31 counterclockwise around the first horizontal axis 30a, and the locking ear portion 14a is rotated. Even if an attempt is made to release the locking of the locking disk 31, the above-mentioned locking cannot be released because the upper projection 33 of the locking disk 31 is in contact with the cam 36.

When the operating rod 34 is rotated counterclockwise around the second horizontal shaft 30b in the state (a), the upper projection 33 of the locking disk 31 and the cam 36 are unlocked. Therefore, as shown in (b) of the figure, the locking disk 31 becomes rotatable around the first horizontal shaft 30a, and as a result, the locking ear invested in the first claw portion 31a. By pulling the portion 14a to the right, the locking disc 31 is rotated around the first horizontal axis 30a, the locking state between the locking ear 14a and the locking disc 31 is released, and the child seat 1 is seated back. It can be pulled out from the depressed portion S3 of S1.

On the contrary, when the child seat 1 is attached to the recessed portion S3 of the seat back S1, the locking ear portion 14a provided on the side portion of the child seat 1 moves to the left in (b) of FIG. Since the second claw portion 31b of the disk 31 is pushed to the left, the locking disk 31 is rotated clockwise around the first horizontal axis 30a to move the locking ear portion 14a to the second claw portion 31b and the first claw portion. It is fitted into the locking recess 32 between 31a and 31a, and the locked state shown in FIG.

As described in detail above, according to the present invention, a recess S3 including a back recess S4 and a bottom recess S5 is provided in a vehicle seat S, and the recess S3 is fitted into the recess S3. Since the child seat 1 is attached to the seat S according to the above, attachment / detachment of the child seat 1 to / from the seat S is extremely easy and convenient.

Moreover, a weir S6 is provided in front of the bottom recess S5 provided in the seat bottom S2, and the child seat 1 mounted on the seat S is blocked by the weir S6 and the vehicle running Even if you slow down or stop, you will not jump forward.

Further, by providing a locking step between the backrest portion 11 of the child seat 1 and the seat back S1, the child seat 1 is held on the seat S more stably and surely.

Further, when the child seat 1 is not used, the auxiliary seat 1a is attached to the depressed portion S3 of the seat S, so that the seat S can be used as a normal seat without waste.

[0037]

[Effect of device]

 As described above, the vehicle seat of the present invention is a vehicle seat including a seat bottom and a seat back, and a child seat is arranged on the seat bottom.The child seat includes a seat portion and a backrest portion. Is integrally formed in an L shape in a side view, and a recessed portion into which the child seat is fitted is formed in the seat, and the recessed portion is a bottom recessed portion into which the seat portion of the child seat formed on the seating surface of the seat bottom is fitted. Part and a back recessed part into which the backrest part of the child seat formed on the backrest surface of the seatback is fitted, and the front part of the seating part of the child seat stops at the front part of the bottom recessed part. The weir is formed.

Therefore, by simply fitting the child seat into the recessed portion of the seat, the child seat is conveniently attached to the seat in a stable state.

Since the weir is formed in the front part of the bottom recessed portion, the seating portion of the child seat comes into contact with the weir when the child seat is attached to the vehicle seat, and It does not jump out of the seat due to deceleration or stop, which is convenient for safety.

If the backrest portion of the child seat is provided with locking means for locking the seat back, the child seat can be locked to the seat back by this locking means, and the child seat can be more stably seated on the seat. It will be held and will never jump out of the seat.

When the child seat is not fitted in the recessed portion of the seat, the auxiliary seat is fitted in the recessed portion, and when the auxiliary seat is fitted in the recessed portion, the surfaces of the seat back and the seat bottom are If it is made flush, this part can be used as a normal sheet, which is convenient and has no waste.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an example of a vehicle seat according to the present invention.

FIG. 2 is a perspective view illustrating a state in which a child seat is attached to a recessed portion of a vehicle seat according to the present invention.

FIG. 3 is a perspective view illustrating a state in which an auxiliary seat is attached to a recessed portion of a vehicle seat according to the present invention.

FIG. 4 is a partially cutaway perspective view showing a first example of locking means.

FIG. 5 is an explanatory view of a second example of the locking means as seen from the front, in which (a) shows the locked state and (b) shows the unlocked state.

[Explanation of Codes] 1 Child seat 1a Auxiliary seat 1a 11 Backrest portion 11a Tongue 11b Buckle 12 Seating portion 12a Buckle 13 Side edge portion 14 Locking ear portion 2 Locking means 20 of the first example 20 Locking hook 21 Hook-like member Toe 22 Horizontal shaft 23 Coil spring 24 Pull rod 3 Second example locking means 3a Locking groove 3a 30 Support plate 30a First horizontal shaft 30b Second horizontal shaft 31 Locking disc 31a First claw portion 31b Second claw Part 32 Locking concave part 33 Upper protrusion 34 Operating rod 35 Coil spring 4 Guide groove S Seat S1 Seat back S2 Seat bottom S3 Cavity part S4 Back cave part S5 Bottom cave part S6 Weir part

Claims (3)

[Scope of utility model registration request] 1. A vehicle seat in which a seat is composed of a seat bottom and a seat back, and a child seat is arranged on the seat. The child seat has an L-shaped seating portion and a backrest portion in a side view. Formed integrally, a recess is formed in which the child seat is fitted into the seat, and the recess is a bottom recess into which the seat of the child seat formed in the seating surface of the seat bottom is fitted, and a backrest surface of the seat back. The backrest portion of the formed child seat is formed with a back depression portion, and a weir portion for stopping the front portion of the seat portion of the child seat is formed in the front portion of the bottom depression portion. Automotive seat. 2. The vehicle seat according to claim 1, further comprising locking means for locking the backrest portion of the child seat to the seatback. 3. A surface of a seat back and a seat bottom in a state where the child seat is not fitted in the recess of the seat and an auxiliary seat is fitted in the recess, and the auxiliary seat is fitted in the recess. The vehicle seat according to claim 1, wherein the seats are flush with each other.