JP2003002095A - Seat for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a seat for a vehicle improved in installation workability of a child seat to the seat, a guiding property of a locked member, and an appearance in a child seat non-installation time. SOLUTION: In this seat for the vehicle, a guiding means 11 constructed of an engagement part 12 capable of engaging with an anchor 7 arranged in a frame and a guide part 14 capable of guiding a locked member in the rear end part of the child seat in the anchor 7 engagement direction is held in the rear end part of a seat cushion or in the lower end part of the seat back. The guide part 14 is formed so that it can be freely protruded/retracted between a usage position projected from the seat surface and a housing position recessed back from the usage position.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to automobiles, trains,
Related to seats for vehicles such as ships.

[0002]

2. Description of the Related Art As a conventional vehicle seat, for example, as shown in Japanese Patent Laid-Open No. 2000-289505, an anchor is provided inside a notch formed between a rear end portion of a seat cushion and a lower end portion of a seat back. The child seat is fixed to the seat by projecting and locking the locked member provided on the lower end of the rear portion of the child seat to the anchor. A tubular member is rotatably locked to the anchor inside the notch. The tubular member is provided with a lid, and when the child seat is not used, that is, when the adult seat remains, the lid of the tubular member locked to the anchor closes the cutout opening. Therefore, it contributes to the appearance improvement. When a child seat is used, when the tubular member is turned over, the lid is located on the rear side, so that the tubular member is held in the notch with the front opening. When the locked member is inserted into the tubular member, the locked member is locked to the anchor in the tubular member, and the child seat can be easily attached to the vehicle seat.

[0003]

However, since the front-back dimension of the tubular member is larger than the vertical dimension of the notch in which the tubular member is inserted, the rear end portion of the seat cushion and the lower end portion of the seat back that form the notch. The workability is not good and the improvement is required. In particular, when the tubular member is lengthened in the front and rear in order to improve the guideability of the locked member when the child seat is mounted on the seat, not only the workability deterioration described above becomes more remarkable,
When the child seat is not attached, the seated occupant may feel a foreign body sensation due to the tubular member.

The present invention has been made in view of such a conventional situation, and improves the workability of mounting the child seat on the seat and the guideability of the locked member so that the child seat is not mounted. It is intended to provide a vehicle seat that does not give a passenger a feeling of foreign matter.

[0005]

According to a first aspect of the present invention, an engaging portion engageable with an anchor provided on a frame and a locked member at a rear end portion of a child seat are engaged with the anchor. In a vehicle seat in which a guide means including a guide portion that can be guided in a direction to be held is held at a rear end portion of a seat cushion or a lower end portion of a seat back,
The guide portion is formed so as to be retractable between a use position protruding from the seat surface and a storage position retracted rearward of the use position.

According to the first aspect of the present invention, when the child seat is mounted on the vehicle seat, the guide portion is located at the use position so as to project from the seat surface. It becomes clear what should be done, and the mounting workability is significantly improved. Further, when the child seat is not attached to the vehicle seat, since the guide portion is in the storage position in which the guide portion is retracted behind the use position, the seated occupant does not feel a foreign object. Furthermore,
The movement between the use position and the storage position of the guide portion does not need to be reversed as in the conventional case, and only one of the work of appearing and retracting is required, so that the operability is improved.

The invention according to claim 2 is the vehicle seat according to claim 1, wherein the guide portion includes a bottom portion,
It is composed of side wall portions which are erected from both side portions of the bottom portion.

According to the second aspect of the present invention, since the upper portion of the guide portion is open, it is easy to place the locked member of the child seat at an arbitrary position of the guide portion from above. When the locked member of the child seat is placed on the guide portion, the locked member can be prevented from moving laterally, so that the locked member can be smoothly guided to the anchor.

A third aspect of the present invention is the vehicle seat according to the first or second aspect, wherein the guide means includes an engaging member having the engaging portion and the guide portion. The guide member is slidable with respect to the engaging member.

According to the third aspect of the present invention, since the work of retracting the guide member can be performed only by sliding it with respect to the engaging member, the operation of retracting the guide member can be performed more easily.

The invention according to claim 4 is the vehicle seat according to claim 3, wherein the guide member at any one of the use position and the storage position is either the use position or the storage position. Then, the slide was blocked.

According to the fourth aspect of the invention, when the child seat is mounted on the vehicle seat, even if the guide member in the use position is pushed by the locked member of the child seat, the guide member is brought into the use position. Since it is held, the locked member can be inserted while being guided by the guide member. Also, the guide member in the storage position is
Even if a load in the front-rear direction of the vehicle or a vibration generated by the movement of the vehicle is applied, the vehicle does not project, so that the product is not damaged.

The invention according to claim 5 is the vehicle seat according to any one of claims 1 to 4.
The front end portion of the guide portion is provided with an extending portion that is visible from the front side when the guide portion is in the storage position, and the extending portion is composed of only the bottom portion.

According to the invention described in claim 5, since the extending portion can be visually recognized from the front side when the guide portion is in the storage position, the position of the guide portion can be seen at a glance. Therefore, it is not necessary to search for the guide portion, and the guide portion can be easily moved to the use position. Further, since the extension portion is configured only by the bottom portion, it is provided between the seat back curved surface and the occupant's buttocks, even though it is provided in a visible position, so that it does not touch the occupant. There is no feeling of foreign matter.

According to a sixth aspect of the invention, there is provided the vehicle seat according to the fifth aspect, wherein the extension portion is displayed with characters indicating the anchor.

According to the sixth aspect of the present invention, the extension portion is not only visible from the front side when the guide portion is in the storage position, but also the extension portion is displayed with a character indicating an anchor. Therefore, the position of the anchor becomes clear at a glance.

The invention according to claim 7 is the vehicle seat according to claim 5 or 6, wherein the front end portion of the guide portion has an uneven grip portion.

According to the seventh aspect of the invention, since the grip portion at the front end of the guide portion has an uneven shape, the grip performance can be improved and the grip portion can be easily pulled out to the use position.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the drawings.

1 to 4 show a first embodiment of the present invention, which is a vehicle seat 1 as a "vehicle seat".
Is composed of a seat cushion 2 and a seat back 3. The seat cushion 2 and the seat back 3 are
It is connected by a reclining device 4, and the seat back 3 can be tilted at an appropriate tilt angle. The seat cushion 2 is attached to the floor panel 5 via a slide device 6 so as to be slidable in the front-rear direction (left-right direction in FIG. 2).

The seat cushion 2 is a "frame".
Is formed of a cushion frame 2a, a cushion pad 2b, and a skin 2c. An S-shaped spring 2d is installed between the cushion frames 2a, and the cushion pad 2b is placed on the cushion frame 2a.

The seat back 3 is a back frame 3
a, a back pad 3b, and a skin 3c,
An S-shaped spring 3d is installed between the back frames 3a, and the back pad 3b is placed thereon.

A lower end portion 7a of an anchor 7 is fixed to a cushion frame 2a at the rear end of the seat cushion 2, and a striker portion 7b of the anchor 7 is projected at the rear end of the seat cushion 2. The anchor 7 is formed by bending a steel rod and has a striker portion 7b.
Extend in the lateral direction of the vehicle seat 1.

The reference numeral 9 indicates a child seat, and the child seat 9 is provided with a locked member 10 which is structured so as to be locked to the striker portion 7b of the anchor 7 at the lower rear end of the child seat 9. It can be fixed to the automobile seat 1.

Reference numeral 11 is a guide means, and the guide means 11
The engaging member 13 having the engaging portion 12 that can be engaged with the striker portion 7b of the anchor 7, the locked member 10 of the child seat 9 and the striker portion 7 of the anchor 7.
The guide member 15 is provided with a guide portion 14 that can be guided in a direction to engage with b, and the guide member 15 is slidable with respect to the engagement member 13. Stopper portion 12a formed at the deepest position of the engaging portion 12
Is formed with a diameter larger than the engaging portion 12,
When the striker portion 7b of the anchor 7 is fitted into the stopper portion 12a, the anchor 7 is held.

The guide means 11 is held in the gap between the rear end portion of the seat cushion 2 and the lower end portion of the seat back 3 with the engagement portion 12 engaged with the striker portion 7b of the anchor 7. The guide member 15 has a use position (see FIG. 3) protruding from the surface of the seat back 3, and
It is formed so as to be retractable in and out of a storage position (see FIG. 4) that is recessed behind the use position (see FIG. 3).

The guide portion 14 of the guide member 15 is composed of a bottom portion 14a and side wall portions 14b and 14b provided upright from both side portions of the bottom portion 14a.
4b and 14b have stopper pins 14 at their front and rear ends.
c and 14d are projected laterally. The engaging member 1
3 is formed in a tubular shape having a rectangular cross section, has a slide portion 13a for sliding the guide member 14 formed at the bottom, and has fitting portions 13b, 13c with which the stopper pins 14c, 14d engage. It is formed at the front and rear ends of the slide portion 13a. As shown in FIG. 3, the stopper pin 14d on the rear side RR is engaged with the fitting portion 13d, so that the guide member 15 does not come off from the used state to the front side FR. Further, as shown in FIG. 4, the stopper pin 14c of the front FR is engaged with the fitting portion 13b, so that the guide member 15 does not come out from the housed state to the rear RR.

According to this embodiment, when the child seat 9 is mounted on the vehicle seat 1, since the guide portion 14 is at the use position (see FIG. 3) projecting from the surface of the seat back 3, the worker is not covered by the seat. It becomes clear where the locking member 10 should be inserted, and mounting workability is significantly improved. Further, when the child seat 9 is not attached to the automobile seat 1, since the guide portion 14 is in the storage position (see FIG. 4) retracted rearward from the use position, the seated occupant may feel a foreign object. There is no. Further, the movement between the use position and the storage position of the guide portion 14 does not need to be reversed as in the conventional case, and only one of the work of appearing and disappearing is required, so that the operability is improved.

Since the upper portion of the guide portion 14 is open, it is easy to place the locked member 10 of the child seat 9 at an arbitrary position of the guide portion 14 from above, and the child seat 9 is engaged. Stop member 10 to guide portion 1
When mounted on the base 4, the side walls 14b, 14b can prevent the locked member 10 from moving laterally, so that the locked member 10 is smoothly guided to the striker portion 7a of the anchor 7. be able to.

The work of projecting and retracting the guide member 15 depends on the engagement member 1.
Since it is possible to slide the guide member 15 relative to the guide member 3, the guide member 15 can be more easily retracted.

When the child seat 9 is mounted on the vehicle seat 1, the guide member 1 in the use position shown in FIG. 3 is held by the locked member 10 of the child seat 9.
Even if 5 is pushed, since the stopper pin 14d of the guide member 15 is fitted and supported by the fitting portion 13c, the guide member 1
5 is held in the use position, and the locked member 10 can be inserted while being guided by the guide member 15. Also,
The guide member 15 in the storage position shown in FIG. 4 fits the stopper pin 14c of the guide member 15 into the fitting portion 13b even when a load in the front-rear direction of the vehicle or vibration generated by the movement of the vehicle is applied. Are supported,
The guide member 15 is held in the storage position and does not project. Therefore, the merchantability is not impaired.

FIG. 5 shows the second embodiment of the present invention, which is different from the first embodiment mainly in that the engaging member and the guide member are integrally formed.

That is, the guide means 20 has engaging portions 22 and 22 formed on both lateral walls 21a and 21a of an engaging member 21 formed in the shape of a hollow cylinder having a rectangular cross section. The bottom wall 21b is extended as it is to the front FR to form a guide portion 23. The engagement portion 22 is placed in the use position shown in FIG. 3, and the striker portion 7 of the anchor 7 is placed.
The first stopper portion 22a that fits in the b is formed, and the striker portion 7 of the anchor 7 is placed at the storage position shown in FIG.
The 2nd stopper part 22b fitted in b is formed.

According to such a second embodiment, the engaging member 2
When the striker portion 7b of the anchor 7 is fitted to the first stopper portion 22a of the engaging portion 22 by moving the 1 itself back and forth, the position becomes the use position, and the second portion of the engaging portion 22 is moved.
The position where the striker portion 7b of the anchor 7 is fitted into the stopper portion 22b is the storage position.

FIGS. 6 and 7 show a third embodiment of the present invention, in which the striker portion 7b of the anchor 7 is provided so as to project inside the notch 8 formed at the rear end portion of the seat cushion 2. The guide means 25 is inserted into the notch 8 and engaged with the striker portion 7b. The main difference from the first embodiment is that the guide member is rotatably supported with respect to the engaging member.

That is, in the guide means 25, engaging portions 27, 27 are formed on both lateral walls 26a, 26a of an engaging member 26 formed in a hollow cylindrical shape having a rectangular cross section, and the engaging member 26 First hinge 28 formed on the bottom portion 26b
Thus, the guide portion 29 is rotatably supported. The guide portion 29 has the first end on the front end portion of the engaging member 26.
A first lid 30 rotatably supported between a storage position (see FIG. 7) that covers the opening 26c by the hinge 28 and a use position (see FIG. 6) that is an extension of the bottom wall 26b;
Between a storage position (see FIG. 7) where the second lid 31 on the free end side of the first lid 30 overlaps the first lid 30 and a use position (see FIG. 6) which is an extension of the bottom portion 26b. The second lid 32 is an "extending portion" that is rotatably supported by. A character "ISO FIX", which is a character indicating an anchor, is displayed on the second lid 32 as an "extension part". When the second lid 32 is in the storage position shown in FIG. The character is visible from the front in a state where the surface of the seat cushion 2 around the cutout 8 is substantially flush. Reference numeral 27a is a stopper portion of the engaging portion 27.

According to the third embodiment, the "extending portion"
As for the second lid 32, since the presence of the second lid 32 can be visually recognized from the front side when the guide portion 29 is in the storage position shown in FIG. 7, the position of the guide portion 29 is obvious. Therefore, it is not necessary to search the guide portion 29 by hand, and the guide portion 29 can be easily moved to the use position. Further, since the second lid 32 as the "extending portion" is housed in the notch 8 of the seat cushion 2, it is possible to give the occupant a sense of foreign matter even though it is provided at a visible position. There is no. Further, the second lid 32 as the "extending portion" is not only visible from the front side when the guide portion 29 is in the storage position shown in FIG. 7, but also the anchor 7 is present on the second lid 32. Since the character indicating that the anchor 7 is displayed, the position of the anchor 7 becomes obvious.

FIG. 8 shows a fourth embodiment of the present invention, which is different from the first embodiment mainly in the sliding structure of the guide member.

That is, reference numeral 35 is a guide means, and the guide means 35 has an engaging member 13 having an engaging portion 12 capable of engaging with the striker portion 7b of the anchor 7, and the child seat 9 to be locked. The guide member 37 has a guide portion 36 that can guide the member 10 in a direction to engage the striker portion 7b of the anchor 7.
Are slidable with respect to the engaging member 13.

The guide portion 36 of the guide member 37 is composed of a bottom portion 36a and side wall portions 36b and 36b provided upright from both sides of the bottom portion 36a.
An elongated hole 38 for sliding is formed in a and is slidable with respect to a stopper pin 39 which is provided upright on the bottom portion 13d of the engaging member 13. Long hole for slide 3
At the entrance to the front and rear ends of 8, there are formed detents 38a and 38b in which the width of the elongated slot 38 for sliding is narrowed, and the stopper pin 39 is attached to the stopper pin 39 by riding over one of the detents 38a and 38b. On the other hand, the guide member 37 is held, and the guide member 37 does not come out from the used state to the front side FR and does not come out from the housed state to the rear side RR.

According to this embodiment, when the child seat 9 is mounted on the vehicle seat 1, the guide portion 36 is located at the use position (see FIG. 8) protruding from the surface of the seat back 3, so that the worker is not affected. It becomes clear where the locking member 10 should be inserted, and mounting workability is significantly improved. Further, when the child seat 9 is not attached to the vehicle seat 1, since the guide portion 36 is in the storage position in which the guide portion 36 is retracted rearward from the use position, the seated occupant does not feel a foreign object. Further, the movement of the guide portion 36 between the use position and the storage position does not need to be reversed as in the conventional case, and only one of the work of appearing and retracting is required, so that the operability is improved.

Since the upper portion of the guide portion 36 is opened, it is easy to place the locked member 10 of the child seat 9 at an arbitrary position of the guide portion 36 from above, and the child seat 9 is engaged. Stop member 10 to guide portion 3
When mounted on 6, the side walls 36b, 36b can prevent the locked member 10 from moving laterally, so that the locked member 10 is smoothly guided to the striker portion 7a of the anchor 7. be able to.

FIG. 9 is a modification of FIG. 8 and shows the guide portion 3
Since the grip portion 40 having the uneven portion 40a is formed at the front end portion of 6, the grip portion 40 provided at the front end portion of the guide portion 36 has an uneven shape according to the structure.
The concavo-convex portion 40a is easy to grip, the gripping property can be improved, and the guide portion 36 can be easily pulled out to the use position.

FIGS. 10 and 11 show another modification of FIG. 8, in which the guide portion 36 has a front end portion on which an extended portion having a character "ISO FIX", which is a character indicating the anchor 7, is displayed. 45 is formed. Since the extension part 45 projects to a position visible from the front when the extension part 45 is in the storage position, according to the structure, the extension part 45 projecting from the front end of the guide part 36 can be seen from the anchor 7 of the anchor 7. The position is easy to find.

FIG. 12 is a further embodiment of FIG. 8, in which reference numeral 50 is a guide means, and the guide means 50 is engageable with the striker portion 7b of the anchor 7 by engaging portions 52, 52.
And a guide member 37 having a guide portion 36 that can guide the locked member 10 of the child seat 9 to the striker portion 7b of the anchor 7, and the guide member 37. Are slidable with respect to the engaging member 51.

The engaging member 51 has a U-shaped cross section, has slide portions 51a, 51a for sliding the guide member 37 formed at the bottom thereof, and the stopper pin 39 is provided upright. .

According to this embodiment, when the child seat 9 is mounted on the automobile seat 1, the guide portion 36 is projected from the surface of the seat back 3 (see FIG. 13).
Since it is described in (1), it becomes clear where the worker should insert the locked member 10, and the mounting workability is significantly improved. Further, when the child seat 9 is not attached to the vehicle seat 1, since the guide portion 36 is in the storage position in which the guide portion 36 is recessed from the surface of the seat back 3, the seated occupant does not feel a foreign object. Further, the movement of the guide portion 36 between the use position and the storage position does not need to be reversed as in the conventional case, and only one of the work of appearing and retracting is required, so that the operability is improved.

Since the upper portions of the guide portion 36 and the engaging member 51 are open, the locked member 10 of the child seat 9 can be placed at an arbitrary position on the guide portion 36 and the engaging member 51 from above. It is easy to attach the locked member 10 of the child seat 9 to the guide portion 36 and the engaging member 51.
When placed on the side walls 36b, 36b and the engaging member 5,
Since the locked member 10 can be restrained from moving laterally by 1, the locked member 10 can be smoothly guided to the striker portion 7a of the anchor 7.

In the above-described embodiment, the guide means is described as being held at the clearance formed between the rear end of the seat cushion 2 and the lower end of the seat back 3 or the rear end of the seat cushion 2. However, the present invention is not limited to this, and may be held at the lower end portion of the seat back 3. Further, the frame is not limited to the cushion frame 2a, and may be any frame of the vehicle seat or a frame provided other than the vehicle seat. Furthermore, the guide portion and the grip portion may be in a position visible from the front or in a position not visible from the front when in the storage position. Further, the character indicating the anchor is not limited to “ISO FIX”.

[Brief description of drawings]

FIG. 1 is a perspective view of a vehicle seat according to a first embodiment of the present invention.

FIG. 2 is a sectional view taken along the line SA-SA in FIG. 1 and an enlarged view of a main part thereof.

FIG. 3 is a perspective view of a guide unit in which a portion B of FIG. 1 is enlarged.

FIG. 4 is a perspective view showing another usage state of FIG.

FIG. 5 is a perspective view of guide means according to a second embodiment of the present invention.

FIG. 6 is a perspective view of guide means according to a third embodiment of the present invention.

FIG. 7 is a perspective view showing another usage state of FIG.

FIG. 8 is a perspective view of guide means according to a fourth embodiment of the present invention.

9 is a perspective view of a guide unit according to a modified example of FIG.

10 is a perspective view of guide means according to another modification of FIG. 8. FIG.

FIG. 11 is a perspective view showing a state where the grip portion of FIG. 9 projects from the seat back.

FIG. 12 is a perspective view of a guide unit according to another modification of FIG.

[Explanation of symbols]

1 Car seats (vehicle seats) 2 seat cushion 2a Cushion frame (frame) 3 seat back 7 anchor 9 Child seat 10 Locked member 11, 20, 25, 35, 50 Guide means 12, 22, 27, 52 Engagement part 13, 21, 26, 51 Engagement member 14,23,29,36 Guide part 15, 29, 37 Guide member 32 Second lid as extension 40 grip 40a uneven part 45,53 Extension part

Claims (7)

[Claims] 1. A guide means comprising an engaging portion provided on a frame and engageable with an anchor, and a guide portion capable of guiding a locked member at a rear end portion of a child seat in a direction to engage with the anchor. In a vehicle seat held at the rear end of the seat cushion or the lower end of the seat back, wherein the guide portion is formed in a use position projecting from the seat surface and retracted rearward of the use position. A vehicle seat, which is formed so that it can be retracted into and retracted from a storage position. 2. The vehicle seat according to claim 1, wherein the guide portion is composed of a bottom portion and side wall portions provided upright from both side portions of the bottom portion. Vehicle seats. 3. The vehicle seat according to claim 1, wherein the guide means includes an engaging member having the engaging portion and a guide member having the guide portion, The vehicle seat, wherein the guide member is slidable with respect to the engaging member. 4. The vehicle seat according to claim 3, wherein the guide member located at either the use position or the storage position is prevented from sliding at either the use position or the storage position. A vehicle seat characterized by the above. 5. The vehicle seat according to any one of claims 1 to 4, wherein the front end portion of the guide portion is visible from the front side when the guide portion is in the storage position. A vehicle seat, wherein an extension portion is provided, and the extension portion is composed of only a bottom portion. 6. The vehicle seat according to claim 5, wherein a character indicating the anchor is displayed on the extension portion. 7. The vehicle seat according to claim 5, wherein the front end portion of the guide portion has an uneven shape.