JP2003025881A - Seat for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and rapidly mount a child seat, to prevent turning of the child seat even when impact load is charged in using the child seat, and to improve appearance of a cabin. SOLUTION: An anchor 21 is disposed between a pair of right and left holder brackets 16 of an upper transverse rod 12a of a seat frame 12, and a belt 31 is mounted to the child seat 7. A hook 35 is mounted to the tip 31a of the belt 31. The hook 35 is unlockably locked to the anchor 21 disposed in the upper transverse rod 12a. The body 21a of the anchor 21 is formed in a substantially inverse U shape. Both side parts having the substantially inverse U shape of the body 21a of the anchor 21 are supported vertically movably by a fixed bracket 23. Tips of both side parts having the substantially inverse U shape of the body 21a of the anchor 21 are provided with stopper parts 21b.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle seat, and more specifically, a striker for fixing a child seat is protrudingly provided on a seat frame, and a lock claw of a lock member provided on the child seat is locked to the striker. And a vehicle seat adapted to fix a child seat.

[0002]

2. Description of the Related Art Conventionally, when a child seat is mounted on a seat cushion of a vehicle seat, the seat belt of the vehicle seat is inserted through an insertion hole provided in a lower portion of the child seat to fix the child seat. Recently, in order to easily and quickly attach and fix the child seat, as shown in FIG.
Seat frame 2 rear frame 3 or rear frame 3
The striker 5 for fixing the child seat 7 is projected upward to the reinforcing frame or the like that is fixed to the fixed frame, and is fixed by a pair of left and right welding or the like, and the lock claw 9a of the lock member 9 provided on the child seat 7 is locked to the striker 5. There has been proposed a structure for causing the lock or unlocking.

Further, when the vehicle seat receives an impact load due to a frontal collision or a rearward collision, the child seat 7 placed on the seat cushion 1 may rotate forward with the lock position of the lock member 9 as a fulcrum. For this reason, legs for supporting the front end of the child seat 7 are provided on the floor of the passenger compartment, and the belt 8 provided on the child seat 7 is provided.
Is wound around the back side of the seat back 4 and locked to the striker 5 or the tether anchor on the rear end side of the seat cushion 1 to prevent the child seat 7 from rotating.

[0004]

However, the conventional supporting legs for preventing the rotation of the child seat 7 are provided, or the belt 8 provided on the child seat 7 is wound around the back side of the seat back 4. In the case of locking, there is a fear that the appearance of the passenger compartment may be deteriorated, and the work of attaching the child seat 7 is complicated and there is a drawback that the attachment work cannot be performed easily and quickly.

It is an object of the present invention to easily and quickly attach a child seat, and prevent the child seat from rotating even if an impact load is applied when the child seat is used, thereby improving the appearance of the passenger compartment. It is intended to provide an economical vehicle seat that can be manufactured.

[0006]

In order to achieve the above object, a vehicle seat according to a first aspect of the invention is provided with a striker for fixing a child seat to a seat frame so as to project therefrom, and a lock member provided on the child seat on the striker. In a vehicle seat designed to lock a child seat by locking the locking claw of the vehicle seat, an anchor is provided on the upper horizontal rod of the seat frame, a belt is attached to the child seat, and the tip of the belt is attached to the upper horizontal rod of the seat frame. It is characterized in that it can be detachably locked to the anchor provided in the.

In the vehicle seat according to claim 2, a pair of left and right holder brackets for supporting headrest stays are fixed to the upper horizontal rod of the seat frame, and a pair of left and right headrests of the headrest is attached to the pair of left and right holder brackets. A stay is supported, and the anchor is provided between a pair of left and right holder brackets of the upper horizontal rod.

According to a third aspect of the vehicle seat, the anchor is formed in a substantially inverted U shape, and both side portions of the substantially inverted U shape are supported by a fixing bracket so as to be movable up and down. It is characterized in that stopper portions are provided at the tips of both sides of the inverted U shape.

According to a fourth aspect of the present invention, in the vehicle seat, the belt is attached to the upper rear side of the child seat, a hook is provided at the tip of the belt, and the hook is provided on the upper lateral rod of the seat frame. It is characterized in that it can be detachably locked to the anchor.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION A vehicle seat according to the present invention will be described below with reference to the drawings. 1 to 6 show respective embodiments of vehicle seats according to the present invention.
FIG. 1 is a partial perspective view of a seat back 11 of a vehicle seat according to the present invention. The seat back 11 includes a seat frame 12 shown in FIG. 3, a pad material attached to the seat frame 12, and a pad material. Covering material 17
And have.

The child seat 7, the lock member 9 and the lock claw 9a shown in FIG. 7, the seat cushion 1, and the pair of left and right strikers 5 fixed to the left and right of the rear frame 3 of the seat frame 2 are the same. Incorporated in the invention. This striker 5 is, for example, approximately 6 mm
It is formed by bending a steel bar having a diameter into a crank shape. The strikers 5 may be provided in series on the left and right.

A pair of left and right holder brackets 15 for supporting headrest stays are fixed to the upper horizontal rod 12a of the seat frame 12 of the seat back 11, and a holder 16 is inserted into the pair of left and right holder brackets 15. A pair of left and right headrest stays are supported so that the vertical position can be adjusted.

As shown in FIG. 3, an anchor 21 is provided between the pair of left and right holder brackets 15 of the upper horizontal rod 12a. The anchor 21 has a main body portion 21a formed in a substantially inverted U-shape, and plate-shaped stopper portions 21b provided at both ends of the substantially inverted U-shaped main body portion 21a.

An upper end, which is an intermediate portion of the substantially inverted U-shaped main body 21a, projects upward from an upper end of the seat back 11. It should be noted that it is possible to form a recess at the upper end of the seat back 11 so that the state where the anchor 21 projects upward cannot be seen from the front.

As shown in FIG. 4, the stopper portion 21b may be formed by bending the tips of both sides of the body portion 21a.

Both sides of a main body 21a of the anchor 21, which is formed in a substantially inverted U shape, are supported by a fixed bracket 23 so as to be vertically movable. A pair of left and right fitting portions 23a having a substantially inverted U-shape is formed on the fixing bracket 23, and the pair of left and right fitting portions 23a slidably sandwich both sides of the main body portion 21a of the anchor 21. 23 is fixed to the upper horizontal rod 12a by welding or the like, and the anchor 21
Is supported so that it can slide up and down. The anchor 2
The main body 21a of No. 1 can be spring-biased downward.

As shown in FIG. 1, the upper end of the anchor 21 projects from the upper end of the seat back 11, and the seat back 11
A cover 25 made of synthetic resin is attached to the skin material 17 at the upper end of the anchor 21 so that the upper end of the anchor 21 does not fall inside the seat back 11. Also this cover 25
A pressing claw 25a of the anchor 21 is formed on the.
The anchor 21 does not normally project upward and can be pulled out and projected when the child seat 7 is fixed.

As shown in FIGS. 5 and 6, a belt 31 is attached to the upper end on the back side of the child seat 7, and a hook 35 having a hook portion 35a is provided at the tip 31a of the belt 31. A belt insertion hole 35b is formed in the hook 35, and the tip 31a of the belt 31 is inserted through the belt insertion hole 35ab and the tip 31a of the belt 31 is sewn in a folded state to fix the hook 35. Incidentally, reference numeral 37 is a sewing portion.

A hook portion 35a at the tip of the hook 35 is detachably engaged with an anchor 21 provided on the upper horizontal rod 12a of the seat frame 12. In the state where the main body portion 21a of the anchor 21 is locked to the hook portion 35a, a spring member 38 such as a leaf spring that prevents the hook portion 35a from falling off is fixed to the hook 35 by a caulking member 39.

Therefore, after inserting the lock claw 9a of the lock member 9 provided on the child seat 7 into the striker 5 on the seat side and locking the lock claw 9a on the striker 5, the belt at the upper end on the rear side of the child seat 7 is locked. Three
The first hook 35 can be detachably locked to the anchor 21.

[0021]

The above is the embodiment of the vehicle seat according to the present invention. According to the vehicle seat according to claim 1 of the present invention, an anchor is provided on the upper lateral rod of the seat frame to provide a child seat. Since the belt can be attached to the seat and the tip of the belt can be detachably locked to the anchor provided on the upper lateral rod of the seat frame, the child seat can be easily and quickly attached and the child seat The child seat can be prevented from rotating even if it receives an impact load during use, and the appearance of the passenger compartment can be improved.

According to the vehicle seat of the second aspect of the present invention, a pair of left and right holder brackets for supporting headrest stays are fixed to the upper horizontal rod of the seat frame, and the pair of left and right holder brackets are fixed to the pair of left and right holder brackets. Since a pair of left and right headrest stays of the headrest is supported and the anchor is provided between the pair of left and right holder brackets of the upper horizontal rod, the child seat can be easily and quickly attached by a belt, and at the time of use of the child seat, an impact is generated. It is possible to prevent the child seat from rotating even when receiving a load, and improve the appearance of the passenger compartment.

Further, according to the vehicle seat of the third aspect of the present invention, the anchor is formed in a substantially inverted U shape,
Both sides of the substantially inverted U-shape are supported by a fixed bracket so as to be movable up and down, and stoppers are provided at the tips of both sides of the substantially inverted U-shape of the anchor. The child seat can be held on the car seat, the anchor can be prevented from slipping out due to the presence of the stopper, and the car seat can be prevented from rotating even if an impact load is applied when the car seat is used, and the appearance of the passenger compartment is improved. The appearance can be improved.

Further, according to the vehicle seat of claim 4 of the present invention, the belt is attached to the upper portion of the rear side of the child seat, the hook is provided at the tip of the belt, and the hook is attached to the upper portion of the seat frame. Since it can be detachably locked to the anchor provided on the horizontal rod, the child seat can be easily and quickly attached to the anchor by the hook at the tip of the belt, and the impact load can be applied when using the child seat. Even if it is received, the child seat can be prevented from rotating, and the appearance of the passenger compartment can be improved.

[Brief description of drawings]

FIG. 1 is a partial perspective view of a seat back of a vehicle seat according to the present invention.

FIG. 2 is a partial side sectional view of a seat frame of a seat back of a vehicle seat according to the present invention.

FIG. 3 is a partial perspective view of a seat frame of a seat back of a vehicle seat according to the present invention.

FIG. 4 is a perspective view of another embodiment of the anchor of the vehicle seat according to the present invention.

FIG. 5 is a plan view showing a belt of a child seat applied to the vehicle seat according to the present invention.

FIG. 6 is a side sectional view showing a belt of a child seat applied to the vehicle seat according to the present invention.

FIG. 7 is a side view of a child seat that is attached to a conventional vehicle seat.

[Explanation of symbols]

5 strikers 7 Child seat 9 Lock member 9a Lock claw 11 seat back 12 seat frame 12a Upper horizontal rod 15 Holder bracket 16 holder 17 Skin material 21 anchor 21a main body 21b Stopper part 23 Fixed bracket 23a fitting part 25 covers 25a holding claw 31 belt 31a tip 35 hooks 35a hook part 35b Belt insertion hole 37 Sewing part 38 Spring material 39 Caulking member

Claims (4)

[Claims] 1. A vehicle seat configured to project a striker for fixing a child seat to a seat frame, and to fix the child seat by locking a locking claw of a lock member provided on the child seat to the striker, An anchor is provided on the upper horizontal rod of the seat frame, a belt is attached to the child seat, and the tip of the belt can be detachably locked to the anchor provided on the upper horizontal rod of the seat frame. And vehicle seats. 2. A pair of left and right holder brackets for supporting headrest stays are fixed to the upper horizontal rod of the seat frame, and a pair of left and right headrest stays of the headrest are supported by the pair of left and right holder brackets. The vehicle seat according to claim 1, wherein the anchor is provided between a pair of left and right holder brackets. 3. The anchor is formed in a substantially inverted U shape,
2. Both sides of the substantially inverted U-shape are supported by a fixed bracket so as to be movable up and down, and stoppers are provided at the ends of the substantially inverted U-shaped both sides of the anchor. Item 3. The vehicle seat according to item 2. 4. The belt is attached to a rear upper portion of a child seat, a hook is provided at a tip of the belt, and the hook can be detachably locked to an anchor provided on an upper horizontal rod of a seat frame. The vehicle seat according to claim 1, claim 2 or claim 3, wherein the vehicle seat is configured so as to be capable.