JP3129045B2 - Car seat - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case where a tether anchor hanger to which a tether anchor hook for supporting a child seat is engaged, and a seat back and a seat cushion are folded and placed upright on a vehicle body floor. The present invention relates to an automobile seat including a seat back band for preventing the seat from falling down and a band for preventing the seat from falling down.

[0002]

2. Description of the Related Art FIG. 7 shows a conventional vehicle seat (rear seat) 30 of this type. In FIG. 7, reference numeral 31 denotes a seat cushion, and 32 denotes a seat cushion 31 which can be folded. The seat back 33 is a seat cushion 31 and a seat back 32.
This is a child seat (child seat) which is used by being installed on an automobile seat 30 made of.

[0003] As shown in FIG. 7, the vehicle seat 30 described above, together with the tether anchor hanger 34 is mounted with bolts S ₁ the upper edge portion of the surface 32a after the seat back 32, the tether anchor hanger 34 Nearby location (different from the mounting position of the tether anchor hanger 34)
One end of the band 35 for preventing collapse seat is mounted in a state of rotatable at a screw S ₂ in. In addition, the bolt S ₁ and the screw S ₂ for attaching the tether anchor hanger 34 and the band 35, respectively, are usually configured to be screwed to one bracket (not shown) provided in the seat back 32. Have been.

A support belt 36 is inserted through a belt insertion hole 33a formed in the child seat 33 to fix both ends of the support belt 36 to the vehicle body side.
The child seat 33 is fixedly mounted on the vehicle seat 30 by engaging a tether anchor hook 38 connected to the upper end of the belt 3 via a belt 37 to the tether anchor hanger 34. .

When the child seat 33 is not used, the seat back 32 is tilted forward to the side of the seat cushion 31 so as to be folded in two, and then, as shown in FIG. By arranging it upright, the space at the rear of the passenger compartment can be widened. Note that, in this case, the attachment metal fitting 40 at the tip of the seat fall prevention band 35 is hooked on the hook portion 41 of the vehicle body floor 39 to prevent the fall of the automobile seat 30 in the folded state. .

[0006]

However, the conventional vehicle seat 30 as described above has the following disadvantages. That is, since the tether anchor hanger 34 and the band 35 must be separately mounted at two different places, respectively, two sets of mounting parts such as bolts, nuts, washers and the like are required, and these mounting operations are individually performed. Therefore, there is a problem that the number of parts and the number of work steps are increased. Further, as the bracket for screwing the bolt S ₁ and the screw S _2, there bolt S ₁ and the problem that no Do need to use a large size which corresponds fully to the arrangement region of the screw S _2.

When the child seat 33 is placed on the vehicle seat 30 and the tether anchor hook 38 is engaged with the tether anchor hanger 34 in order to fix and support the child seat 33, the tether anchor hook 38 is inadvertently inadvertently operated by the operator. Unexpectedly hits the skin portion 32b of the seat back 32 near the tether anchor hanger 34, and this skin portion 3
2b may be damaged. Further, in a state where the tether anchor hook 38 is engaged with the tether anchor hanger 34, the tether anchor hook 38 hits the outer skin portion 32b due to the vibration of the automobile or the movement of an infant or the like sitting on the child seat 33. There is a possibility that the outer skin 32a may be damaged.

On the other hand, when the vehicle seat 30 is in a normal state, that is, when the band 35 for preventing the seat from falling down is not used,
The band 35 is in a state of being rotatable around the screw S ₂ without being fixed, during the vehicle traveling occurs constantly lounger motion in a state of hanging as shown in Figure 7, looking (appearance) of The actual situation is very bad.

SUMMARY OF THE INVENTION The present invention has been made in view of such circumstances, and has as its object to provide a tether anchor hanger for supporting a child seat, a man-hour for attaching a band for preventing a seat from falling, and parts such as a bolt for attaching. It is possible to reduce the number of points and to reduce the cost, to prevent the tether anchor hanger from damaging the seat back skin, and to prevent the band from wobbling and improve the appearance. An object of the present invention is to provide an automobile seat.

[0010]

In order to achieve the above-mentioned object, according to the present invention, a tether anchor hanger to which a tether anchor hook for supporting a child seat is engaged, a seat back and a seat cushion are overlapped. In an automobile seat including a band for preventing the seat from falling when folded and placed on the vehicle body floor to prevent the seat from falling, the tether anchor hanger and the skin of the seat back are provided between the tether anchor hanger and the skin of the seat back. One end of the tether anchor hanger and the band are fastened to the seat back together with a band interposed therebetween.

According to the present invention, there is provided means for detachably fixing the free end of the band to the seat back, wherein the free end of the band is fixed to the seat back and the tether anchor hanger is attached to the tether anchor hanger. When the anchor hook is engaged, the band is arranged immediately below the tether anchor hook.

[0012]

[Function] By fastening the tether anchor hanger for supporting the child seat and the band for preventing the seat from collapsing together, the number of parts such as bolts, nuts and washers for mounting and the number of mounting steps are reduced, and the cost is reduced. .

Further, when the tether anchor hook is engaged with the tether anchor hanger, a band for preventing the seat from falling is disposed between the tether anchor hook and the outer skin of the seat back and functions as an underlay of the tether anchor hook. Therefore, a situation where the skin of the seat back is damaged by the tether anchor hook such as a scratch is avoided. .

Further, by providing a means for fixing the band for preventing the seat from falling down to the seat back, the band is prevented from hanging and wobbling, and as a result, the appearance is improved.

[0015]

1 to 6 show an embodiment of the present invention.
This will be described with reference to FIG.

FIG. 1 shows an automobile seat 1 according to the present embodiment. The automobile seat 1 is a rear seat of a four-wheeled automobile. Then, a child seat 2 is placed on the vehicle seat 1 as necessary, and as described later,
The vehicle seat 1 is configured to be fixedly supported at a predetermined position.

The above-described vehicle seat 1 includes a seat cushion 3 on which an occupant sits, and a seat back 4 as a seat back of the occupant. The seat back 4 is tilted forward (rotated) with respect to the seat cushion 3. As shown in FIG. 2, the sheet 1 folded in two layers is erected.

As shown in FIGS. 1, 3 and 4,
On the side of the back surface 4a of the seat back 4, the tether anchor hanger 5 for supporting the child seat and the one end portions 5a, 6a of the band 6 for preventing the seat from falling are provided at the upper end edge and substantially at the center in the left-right direction. They are fastened together by bolts 7.

More specifically, first, the tether anchor hanger 5 for supporting the child seat is formed by bending a step 8 in the middle of a rectangular steel plate as shown in FIG. As shown in FIG.
a, a hook engaging hole 10 is formed in the other end 5b. On the other hand, the band 6 for preventing the sheet from falling down is made of a flexible cloth member,
A bolt insertion hole 11 is formed at one end 6a, and a metal fitting 12 is attached to the other end 6b.

The tether anchor hanger 5 and one end 5a of the band 6 are overlapped with each other so that one end 6a of the band 6 is attached to the upper rear surface of the seat back 4. That is, as shown in FIG. 6, the one end portion 6a is applied to a bracket 14 fixed to the seat frame F and partially exposed from the skin 13 of the seat back 4 at the upper rear surface of the seat back 4. Under these, bolt insertion holes 9 of these one end portions 5a, 6a,
Bolt 7, washer 15 and nut 16 inserted through 11
At the bracket 14. As a result, the tether anchor hanger 5 and the band 6 are fastened to the seat back 4 at one end 5a, 6a thereof, and the band 6 is interposed between the skin 13 of the seat back 4 and the tether anchor hanger 5. It is in a state of being left.

In this case, the tether anchor hanger 5
Are arranged so as to extend in the up-down direction, and the hook engaging holes 10 are located immediately above the one end 5 a and slightly lower than the upper end surface 4 b of the seat back 4. The band 6 is arranged so as to extend upward from one end 6a, and is configured such that the metal fitting 12 at the other end 6b can extend onto the upper end surface 4b of the seat back 4.

The other end 6b of the band 6 is detachably fixed to the upper end surface 4b of the seat back 4 by a so-called velvet fastener 19 comprising an attachment tape 19a and an attached tape 19b. It is configured to:
That is, the seat back 4 is attached to the other end 6 b of the band 6.
A fastening tape 19a is affixed to a surface on the side opposite to the fastening member 12 and in the vicinity of the fastening fitting 12, and a predetermined location on the upper end surface 4b of the seat back 4 is fixed to the fastening tape 19a.
The attached tape 19b corresponding to is attached. Thus, by attaching the fastening tape 19a of the band 6 to the fastening tape 19b of the seat back 4, the band 6 is brought into close contact with the skin 13 of the seat back 4 over its entire length, and It can be fastened without any wobble.

On the other hand, a child seat 2 installed and used on an automobile seat 1 has, as shown in FIG.
A belt insertion hole 20 is provided in a corner at the lower end of the rear portion. And, in the upper central part of the child seat 2,
Belt 22 with tether anchor hook 21 at the tip
Is installed. As shown in FIG. 2, the vehicle body floor 24 has a stepped portion 2 at a portion corresponding to the vehicle seat 1.
5 is provided, and a hook portion 26 is provided on the step portion 25.

The vehicle seat 1 according to the present embodiment having the above-described structure.
The function of is described as follows.

First, in a normal case where the child seat 2 is not used, the other end portion 6b of the band 6 is fixed to the upper end surface 4b of the seat back 4 with a velvet fastener 19, and thereby the fastening fitting 12 Is fixed to the seat back 4 without swinging. In this manner, the band 6 is integrated with the seat back 4, and it is possible to prevent a situation in which the appearance is deteriorated due to the band 6 hanging down or swaying.

When the child seat 2 is installed on the vehicle seat 1 as required, the child seat 2 is first placed on the seat cushion 3 of the vehicle seat 1 and the belt insertion hole of the child seat 2 is inserted. The both ends of the belt 27 (see FIG. 1) inserted through 20 are fixed to the vehicle body floor 24 by being appropriately tensioned without slack.

Next, the tether anchor hook 21 is engaged with the tether anchor hanger 5 on the seat back 4 side. As a result, the child seat 2 is
At 2 and 27, it is fixedly supported on the vehicle seat 1.

On the other hand, when the vehicle seat 1 is to be folded in order to increase the space at the rear of the passenger compartment, first, the engaged state of the velvet type fastener 19 is released, and the other end 6b of the band 6 is removed. Free state. Thereafter, the lock between the seat cushion 3 and the seat back 4 is released, and the seat back 4 is rotated forward so that the seat back 3 and the seat back 4 are overlapped with each other to form a folded state. The seat 1 is set upright in the vertical direction as shown in FIG.

As a result, the rear surface 4a of the seat back 4 is disposed on the front side, and the tether anchor hanger 5 and the band 6 are inverted and disposed in a suspended state at a lower position on the front side. As shown, the hook 12 is hooked on the hook portion 26 of the vehicle body floor 24 to prevent the vehicle seat 1 from falling down.

According to the automobile seat 1 having such a configuration, the tether anchor hanger 5 and the band 6 are fastened together by one bolt 7, so that they are separately mounted. As compared with the above, the number of parts of the mounting member such as a bolt and the number of mounting steps can be reduced. In addition, since the tether anchor hanger 5 and the band 6 need only be attached at one place, the size of the bracket 14 in the seat back 4 to which the bolt 7 is screwed can be reduced. As a result, the cost of the automobile seat 1 can be reduced.

In addition, according to the present embodiment, the band 6 for preventing the seat from falling down is fixed to the seat cushion 4 by the velvet type fastener 19 during the normal use of the automobile seat 1, so that the band 6 and the tether anchor hook are provided. 21 can be prevented from sagging or wobbling, and the appearance can be improved.

Further, when installing the child seat 2 on the car seat 1, the tether anchor hanger 5
The band 6 is present below the tether anchor hook 21 that is engaged with the seat back 4, and the band 6 is interposed between the tether anchor hook 21 and the skin 13 of the seat back 4. Therefore, the band 6 functions as an underlaying member of the tether anchor hook 21, and there is no possibility that the tether anchor hook 21 directly contacts the skin 13 of the seat back 4. For this reason, the tether anchor hook 21 may be handled carelessly during the operation of engaging the tether anchor hook 21 to the tether anchor hanger 5, or the tether anchor hook 21 may be attached to the tether anchor hanger 5 in accordance with the vibration of the automobile under the engaged state. Even if the rocker swings, it is possible to avoid a situation in which the skin 13 of the seat back 4 is damaged by the tether anchor hook 21.

The embodiment of the present invention has been described above.
The present invention is not limited to this embodiment, and various modifications and changes can be made based on the technical idea of the present invention. For example, the shape of the tether anchor hanger 5, the tether anchor hook 21, the band 6, and the like, and the structure for fastening the tether anchor hanger 5 and the band 6 together can be variously changed as necessary. The velvet fastener 19 described above is used as a means for fastening the band 6 to the seat back 4.
However, the present invention is not limited to this, and a snap or a hook may be used.

[0034]

As described above, according to the present invention, the tether anchor hanger and one end of the band are provided between the tether anchor hanger for supporting the child seat and the outer skin of the seat back. Since these parts are jointly fastened to each other, it is possible to reduce the number of mounting members such as bolts as compared with the conventional case in which these members are separately mounted at two places, thereby reducing the number of parts and the number of mounting steps. Since the size of the bracket in the seat back to which the bolt for fastening together is screwed can be reduced, the cost of the automobile seat can be reduced.

According to the structure of the present invention, when the tether anchor hook is engaged with the tether anchor hanger in order to fix and support the child seat on the vehicle seat, the band for preventing the seat from falling down has a seat back. And the tether anchor hanger is interposed between the outer skin and the tether anchor hanger. As a result, this band functions as an underlay of the tether anchor hook, and it is possible to prevent a situation in which the skin of the seat back is damaged due to rubbing between the skin of the seat back and the tether anchor hook.

In addition, by configuring the above-mentioned band so that it can be detachably attached to the seat back, it is possible to prevent the band from hanging down and swinging, and to improve the appearance.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an automobile seat according to the present invention.

FIG. 2 is a perspective view showing a state in which the automobile seat is folded.

FIG. 3 is a perspective view showing an upper portion of a seat back of the automobile seat.

FIG. 4 is an enlarged perspective view showing a place where a tether anchor hanger for supporting a child seat and a band for preventing the seat from falling are fastened together.

FIG. 5 is an enlarged perspective view showing a means for fixing the band to a seat back.

FIG. 6 is a sectional view taken along line AA in FIG.

FIG. 7 is a perspective view showing a conventional automobile seat.

FIG. 8 is a perspective view showing a state in which a conventional automobile seat is folded.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Automobile seat 2 Child seat 3 Seat cushion 4 Seat back 5 Tether anchor hanger for child seat support 6 Band for preventing seat fall 7 Bolt 12 Fastener 13 Skin 14 Bracket 19 Velvet fastener 21 Tether anchor hook for child seat support 26 Hook

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B60N 2/30 B60N 2/28

Claims (2)

(57) [Claims] 1. A seat for preventing a tether anchor hanger to which a tether anchor hook for supporting a child seat is engaged and a fall when the seat back and the seat cushion are folded and placed upright on a vehicle body floor. In a vehicle seat having a band for preventing fall in the seat back, the band is interposed between the tether anchor hanger and the skin of the seat back, and the tether anchor hanger and one end of the band are attached to the seat. An automotive seat characterized in that it is fastened to the back together. 2. A means for detachably fixing a free end of the band to the seat back, wherein the free end of the band is fixed to the seat back and the tether anchor hook is engaged with the tether anchor hanger. The vehicle seat according to claim 1, wherein the band is arranged immediately below the tether anchor hook when the band is worn.