JP2002059764A - Automobile seat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an automobile seat usable also as a child seat by a simple constitution. SOLUTION: This automobile seat 10 comprises a sitting part 11, a seat back part 12 and a headrest part 20 attached to an upper end of the seat back part 12. The headrest part is composed in a reverse U-shape comprising legs 21 and 22 and a connecting part 23 connecting upper ends of the legs. Lower ends of the legs are connected to belts 24 and 25 wound by seat belt winders 26 and 27 fixed to a frame 12a inside the seat back part. Lower parts of the legs are detachably inserted and fixed in insertion holes 12c provided in an upper edge of the seat back part. It is composed so that the headrest part is detached from the seat back part and reversed, a buckle provided in an upper end of the connecting part is fixed to a first anchor plate 11c provided in the sitting part of the seat, and the belts 24 and 25 connected to the lower ends of the legs are locked to belt hooks 12d provided near a center of the seat back part.

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 particularly to a vehicle seat having a headrest at an upper end of a backrest.

[0002]

2. Description of the Related Art Conventionally, such an automobile seat has a seat portion, a backrest portion, and a headrest portion attached to an upper end of the backrest portion. In a vehicle seat having such a configuration, when a person sits on the seat, the head hits the headrest portion, so that the person's head is held in a stable state.

[0003]

However, in such a vehicle seat, the dimensions of each part are selected for an adult, and it is not suitable for a case where a short stature child sits. For this reason, when a child sits, for example, a child seat is attached to a car seat, and the child is seated on the child seat, and the child's body is held by the seat belt provided on the child seat with respect to the child seat. ing. Therefore,
The user has to wear a child seat when riding a child and remove the child seat when riding an adult, which is poor in operability.

[0004] In view of the above points, an object of the present invention is to provide an automobile seat that can be used as a child seat with a simple configuration.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a seat provided in a passenger compartment of an automobile, comprising a seat, a backrest, and a headrest mounted on an upper end of the backrest. Wherein the headrest portion comprises a leg portion and a connecting portion connecting the upper ends of the leg portion to each other.
The lower end of the leg is connected to the belt wound around the belt winder fixed to the frame in the backrest, and the lower part of the leg is provided on the upper edge of the backrest. It is detachably attached to the backrest by being inserted into the insertion hole, and acts as a headrest for adults with the headrest attached to the backrest,
Further, the headrest portion is removed from the backrest portion and reversed, whereby the buckle provided on the connecting portion is engaged and fixed to the first anchor plate provided near the center of the seat portion of the seat. At the same time, the belt connected to the lower end of the leg portion is pulled out from the belt winding portion in the backrest portion, and the lower end portion of the leg portion can be locked by the belt hook provided near the center of the backrest portion. The inverted headrest portion is configured to act as a seat belt for holding a child on a seat.

In the vehicle seat according to the present invention, preferably, the first anchor plate is stored in a slit provided near the center of a seat portion of the seat when not in use. In the automobile seat according to the present invention, preferably, the belt hook is embedded in the pad of the backrest. Further, in the automobile seat according to the present invention,
Preferably, the backrest portion is configured to fall forward and overlap with the seat portion to be stored horizontally, and in this stored state, the buckle of the connecting portion of the headrest portion removed from the backrest portion is provided. Is engaged with a second anchor plate provided near the floor of the luggage compartment behind the cabin of the automobile. In the vehicle seat according to the present invention, preferably, the second anchor plate is configured to be foldable, and is stored in a recessed portion provided on the floor surface of the luggage compartment in a folded state. Further, in the automobile seat according to the present invention, preferably, the buckle of the connecting portion of the headrest removed from the backrest engages with the third anchor plate provided on the ceiling of the passenger compartment immediately above the backrest. Is done. In the vehicle seat according to the present invention, preferably, the third anchor plate is configured to be foldable, and is stored in a recessed portion provided on the ceiling in a state where the third anchor plate is folded.

[0007] According to the above configuration, the lower portion of both legs of the headrest portion is usually inserted into the insertion hole at the upper end of the backrest portion, so that the headrest portion can be moved when the adult is seated. Acts as a headrest by abutting or approaching the head of the user from behind.

Further, the headrest portion is detached from the backrest portion and reversed, the buckle at the upper end thereof is engaged with and held by the first anchor plate provided near the center of the seat portion, and the leg of the headrest portion is held. A belt extending from the leg near the lower end of the portion is locked by a belt hook provided near the center of the backrest. As a result, the vicinity of the buckle at the upper end of the headrest portion abuts near the crotch joint of the child, and the vicinity of the lower end of the leg portion of the headrest portion abuts near both shoulders of the seated child. Acts as a child seat belt to hold against the seat seat and backrest.

Therefore, when the headrest is attached to the backrest, the headrest acts as an adult headrest, and when the headrest is removed and reversed, the headrest acts as a child seat belt. Will be. Thus, when the child is seated, unnecessary headrest portions are removed from the backrest portion to ensure sufficient rear visibility, and the removed headrest portion acts as a child seat belt. Depending on whether an adult or a child sits on the seat, the attachment / detachment of the child seat becomes unnecessary, and the operability is significantly improved.

[0010] When the first anchor plate is stored in a slit provided near the center of the seat portion of the seat when not in use, when an adult sits down, near the center of the seat portion of the seat, The first anchor plate is stored in the slit and does not impair the sitting comfort of the seat.

When the above-mentioned belt hook is embedded in the pad of the backrest portion, when the adult sits down, the belt hook does not hit the back near the center of the backrest portion of the seat, and the backrest does not hit. It does not impair the comfort of the club.

The backrest is tilted forward, overlaps the seat, and is stored horizontally.
In this stored state, when the buckle of the connecting portion of the headrest portion removed from the backrest is engaged with the second anchor plate provided near the floor of the luggage compartment behind the vehicle compartment, When the contact portion overlaps the seat and is stored horizontally, the headrest portion can be stored smoothly by removing the headrest portion from the backrest portion, and the buckle of the removed headrest portion, Luggage loaded in the luggage compartment is held by a belt extending from both legs of the headrest portion to the upper end of the backrest portion by engaging with a second anchor plate provided near the floor of the luggage compartment behind the cabin. can do.

[0013] When the second anchor plate is configured to be foldable and is stored in a recessed portion provided on the floor surface of the luggage compartment when the second anchor plate is not used, Since the second anchor plate can be stored in a state where the second anchor plate is tilted into the recessed portion, the second anchor plate does not protrude upward from the floor of the luggage compartment and does not become an obstacle.

When the buckle of the connecting portion of the headrest portion removed from the backrest is engaged with a third anchor plate provided on the ceiling of the passenger compartment immediately above the backrest, the seat may be attached to the seat. When the headrest is not seated, remove the headrest from the backrest and engage the buckle with the third anchor plate provided on the ceiling of the passenger compartment directly above, from both legs of the headrest to the upper end of the backrest. The partition between the cargo room and the belt can be constituted by a belt extending substantially vertically.

The third anchor plate is of a retractable type. When the third anchor plate is stored in a recessed portion provided on the ceiling in a collapsed state, the third anchor plate is not used when the third anchor plate is not used. Since the anchor plate can be stored in a state in which it is tilted into the recess, the third anchor plate does not protrude downward from the ceiling and does not become an obstacle.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on an embodiment shown in the drawings. FIG. 1 shows the configuration of an embodiment of an automobile seat according to the present invention. FIG.
The vehicle seat 10 is, for example, a seat for a rear seat of an automobile, and includes a seat portion 11 on which an occupant of the automobile sits and a backrest portion 12 on which the occupant leans.
And a headrest 2 provided at the upper end of the backrest 12
0.

The seat 11 covers a frame (not shown) with a pad (not shown), and further has a skin 1 on its surface.
1a. Further, the backrest 12 is similarly provided with the pad 1 with respect to the frame 12a.
2b, and is further provided with a skin 12c on the surface, and has two insertion holes 12d provided at a predetermined interval at an upper end thereof.

On the other hand, the headrest portion 20 is formed in an inverted U-shape including legs 21, 22 and a connecting portion 23 for connecting the upper ends of the legs 21, 22 to each other. Further, the headrest portion 20 is similarly configured by covering the inverted U-shaped frame 20a with a pad 20b and providing a skin 20c on the surface thereof. The lower portions of the legs 21 and 22 of the headrest portion 20 are inserted into the insertion holes 12d of the backrest portion 12 described above, so that they are held at the upper end of the backrest portion 12. .

The above configuration is the same as that of the conventional vehicle seat, but the vehicle seat 10 according to the embodiment of the present invention is different in the following points. That is, the headrest section 20 is detachably held with respect to the backrest section 12, and each leg section 21,
One end of each of belts 24 and 25 (see FIG. 2) is connected to frame 20a near the lower end of 22.

The other ends of the belts 24 and 25 are connected to the belt winder 2 having the other end fixed to the frame 12 a of the backrest 12.
6, 27. These belt winders 26 and 27 have the same configuration as a normal seat belt winder, and act so as to constantly pull the belts 24 and 25, and apply tension to the belts 24 and 25. .

Further, the headrest portion 20 has a buckle 28 at the upper end of the connecting portion 23. The buckle 28 has the same configuration as a buckle for a seat belt generally attached to a seat belt, and is fixed to the frame 20a and has an unlock button 28a as shown in FIG.

The seat 11 has a short belt 11b near the center of the seat surface with respect to the seat frame.
And a first anchor plate 11c fixed via the first anchor plate 11c. When not in use, the first anchor plate 11c is provided with a slit 11 provided in a pad of the seat portion 11.
d. When used, this slit 1
Drawn from 1d.

Further, the backrest portion 12 is provided with a pair of belt hooks 12e in the vicinity of the center, specifically, in the vicinity of the center and at a position separated from each other on the left and right. As shown in FIG. 2, the belt hook 12e
And is embedded in the pad 12b.

An automobile seat 1 according to an embodiment of the present invention
0 is configured as described above, and in a normal case where an adult sits, the headrest portion 20 is connected to both leg portions 2.
The lower ends of the bases 1 and 22 are inserted and held in the insertion holes 12 d at the upper end of the backrest 12. Further, the first anchor plate 11c is provided so that the
Is stored in the slit 11d.

Therefore, when an adult sits on the seat 11 of the vehicle seat 10, the backrest 12 supports the adult's back and the headrest 20 supports the head. At this time, since the first anchor plate 11c of the seat portion 11 is stored in the slit 11d, it does not become a hindrance and does not give a sense of discomfort. Further, since the belt hook 12e of the backrest portion 12 is embedded in the pad 12b, the belt hook 12e does not similarly become a hindrance and does not give an uncomfortable feeling. Further, the headrest portion 20 functions as a headrest by coming into contact with or approaching the head of a seated person.

When the child is seated, the child is first seated on the vehicle seat 10, and the lower portions of the legs 21 and 22 of the headrest 20 are removed from the insertion holes 12 d of the backrest 12. , So that the top edge falls forward,
Turn it upside down. Then, while pulling out the belts 24 and 25 from the belt winders 26 and 27, the headrest 2
0 and the slit 11 of the seat 11
Take out the first anchor plate 11c from inside d.

From this state, the buckle 28 provided at the upper end of the connecting part 23 of the headrest part 20 is engaged with the first anchor plate 11c. In addition, belts 24, 2 near the lower ends of the legs 21, 22 of the headrest portion 20.
5 are engaged with belt hooks 12e embedded near the center of the backrest 12, respectively. As a result, as shown in FIG. 4, the child is held on the backrest 12 by the belts 24 and 25 with the vicinity of both shoulders locked to the belt hooks 12 e while sitting on the vehicle seat 10. At the same time, the crotch joint is held on the seat 11 by the upper end of the headrest 20 and the first anchor plate 11c. When removing the buckle 28, the lock release button 28a is operated.
Since the first anchor plate 11c comes off the buckle 28, the headrest 20 can be easily removed.

As described above, according to the present invention, the headrest portion 20 normally functions as a headrest for an adult, and also functions as a seat belt for a child by being detached from the backrest portion 12. . Here, when the child is seated, the headrest portion 20 is detached from the upper end of the backrest portion 12, so that the driver's rear view can be sufficiently ensured.

FIG. 5 shows a first application example of the automobile seat 10. In FIG. 5, a second anchor plate 30 is provided near the floor surface 13a of the luggage compartment 13 behind the cabin of the automobile. This second anchor plate 3
0 is pivotally supported around a rotation axis 32 parallel to the floor surface 13a in a recess 31 provided in the floor surface 13a as shown in FIG. It is configured. When the second anchor plate 30 is not used, the second anchor plate 30 is stored in a state in which the second anchor plate 30 is fallen in the concave portion 31 as shown in FIG. 6 and does not protrude upward from the floor surface 13a. Caused within 31.

The second anchor plate 30 is used as follows. After the headrest 20 is removed from the backrest 12 of the vehicle seat 10,
The backrest 12 is tilted forward, overlaps the seat 11, and is stored horizontally. At this time, the headrest 2
0 is moved to the rear of the passenger compartment while the belts 24 and 25 are pulled out of the belt winders 26 and 27 greatly, and the buckle 28 is moved from the recess 31 of the floor surface 13a of the luggage compartment 13 to the second anchor. The plate 30 is engaged. Thereby, as shown in FIG. 5, the load 33 loaded in the luggage compartment is stably fixed and held on the floor surface by the tension of the belts 24 and 25. In this case, the backrest 12
Does not require a space for accommodating the removed headrest portion 20.

FIG. 7 shows a second application example of the automobile seat 10. In FIG. 7, a third anchor plate 4 is provided just above the backrest 12 on the ceiling of the vehicle compartment.
0 is provided. This third anchor plate 40
As shown in FIG. 8, is rotatably supported around a rotation shaft 44 fixed inside a roof metal plate 43 of an automobile in a concave portion 42 provided in a lining 41 of a vehicle interior ceiling. Thus, it is configured to be retractable. When the third anchor plate 40 is not used, as shown by a solid line in FIG. 8, the third anchor plate 40 is stored in a state in which it falls down in the concave portion 42 and does not protrude downward from the ceiling. As shown by the dotted line in FIG. 8, it is caused in the recess 42 and hangs downward.

The third anchor plate 40 is used as follows. After the headrest 20 is removed from the backrest 12 of the vehicle seat 10,
The headrest portion 20 is lifted upward while pulling the belts 24 and 25 from the belt winders 26 and 27 greatly, and is moved to the vicinity of the ceiling.
It is engaged with the third anchor plate 40 raised from the recess 42 in the ceiling. Thereby, as shown in FIG. 7, the backrest 12 of the vehicle seat 10 and the luggage compartment 13
The luggage 45 loaded in the luggage compartment 13 is partitioned by the headrest portion 20 and the belts 24 and 25,
The vehicle does not move beyond the backrest 12 of the vehicle seat 10 to the front of the cabin due to sudden braking or the like of the vehicle.

In the above-described embodiment, the automobile seat 10 is configured as a rear seat of the automobile. However, the present invention is not limited to this, and may be used as a front seat, particularly as an auxiliary seat provided behind a front passenger seat or a rear seat. Obviously, it may be configured.

[0034]

As described above, according to the present invention, when the headrest is attached to the backrest, the headrest acts as a headrest for an adult, and when the headrest is removed and reversed. Thus, the headrest portion functions as a child seat belt.
Thus, when the child is seated, the unnecessary headrest portion is removed from the backrest portion, so that the rear view can be sufficiently secured, and the removed headrest portion functions as a child seat belt. Therefore, a troublesome operation of attaching and detaching the child seat depending on whether an adult or a child sits on the seat becomes unnecessary, and the operability is significantly improved. Thus, according to the present invention, an extremely excellent vehicle seat that can be used as a child seat with a simple configuration is provided.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view showing a configuration of an embodiment of an automobile seat according to the present invention.

FIG. 2 is a sectional view of a backrest and a headrest of the vehicle seat of FIG. 1;

FIG. 3 is a partially enlarged perspective view showing a main part of a headrest portion in the automobile seat of FIG. 1;

FIG. 4 is a schematic perspective view showing a case where a child sits on the automobile seat of FIG. 1;

FIG. 5 is a schematic perspective view showing a first application example of the vehicle seat of FIG. 1;

FIG. 6 is a partially enlarged perspective view showing the vicinity of a second anchor plate in FIG. 5;

FIG. 7 is a schematic perspective view showing a second application example of the automobile seat of FIG. 1;

FIG. 8 is a partially enlarged sectional view showing the vicinity of a third anchor plate in FIG. 7;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Automotive seat 11 Seat part 11c First anchor plate 11d Slit 12 Backrest part 12a Frame 12b Pad 12d Insertion hole 12e Belt hook 13 Loading room 13a Floor surface 20 Headrest part 20a Frame 21,22 Leg part 23 Connection part 24, Reference Signs List 25 belt 26, 27 belt winder 28 buckle 28a lock release button 30 second anchor plate 31 concave portion 32 rotating shaft 33 luggage 40 third anchor plate 42 concave portion 44 rotating shaft 45 luggage

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) B60R 7/04 B60R 7/04 S 22/10 22/10 22/22 22/22 22/24 22/24 22/26 22/26 22/34 22/34

Claims (7)

[Claims] 1. A seat provided in a passenger compartment of an automobile, comprising a seat, a backrest, and a headrest attached to an upper end of the backrest, wherein the headrest is a leg and an upper end of the leg. And a connecting portion for connecting the legs to each other. The lower end of the leg is connected to a belt wound around a belt winder fixed to a frame in the backrest portion, and The lower part of the part is inserted into the insertion hole provided at the upper edge of the back part, so that it can be detachably attached to the back part and acts as a headrest for adults with the headrest part attached to the back part Further, the headrest portion is removed from the backrest portion and reversed, so that the buckle provided on the connecting portion engages with the first anchor plate provided near the center of the seat portion of the seat and is fixed. The belt connected to the lower end of the leg portion can be pulled out from the belt winding portion in the backrest portion, and the lower end portion of the leg portion can be locked by a belt hook provided near the center of the backrest portion. The vehicle seat according to claim 1, wherein the inverted headrest portion functions as a seat belt for holding the child on the seat. 2. The vehicle seat according to claim 1, wherein the first anchor plate is stored in a slit provided near the center of the seat when not in use. 3. The vehicle seat according to claim 1, wherein the belt hook is embedded in a pad of a backrest. 4. The headrest portion which is tilted forward and overlaps on a seat portion and is stored horizontally, and in this stored state, the headrest portion is detached from the backrest portion. 2. The vehicle seat according to claim 1, wherein the buckle of the connecting portion is engaged with a second anchor plate provided near a floor surface of a luggage compartment behind a vehicle compartment. 3. 5. The method according to claim 4, wherein the second anchor plate is configured to be foldable, and is stored in a recessed portion provided on a floor surface of the luggage compartment when the second anchor plate is collapsed. The automotive seat of the above. 6. The buckle of the connecting portion of the headrest portion removed from the backrest is engaged with a third anchor plate provided on the ceiling of the passenger compartment immediately above the backrest. The automotive seat according to claim 1. 7. The vehicle according to claim 6, wherein the third anchor plate is configured to be foldable, and is stored in a recessed portion provided on a ceiling in a collapsed state. Sheet.