JP3390056B2 - Vehicle seat structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle seat structure in which a cushion container is pivoted forward to provide a storage container in a lower space of the cushion body. The present invention relates to a vehicle seat structure that prevents contact with a door armrest and prevents the cushion body from falling backward when the cushion body is opened.

[0002]

2. Description of the Related Art In vehicles such as automobiles, since the indoor space is limited, the storage of luggage is naturally limited. Therefore, for example, some automobiles use the space under the seat.

FIG. 13 shows a seat structure in which a storage space is provided in the lower space of the seat. In this seat structure, rails 101 facing each other in the front-rear direction are provided in the lower space of the seat cushion 100. An under tray 102 that can slide along the above is provided. According to this conventional technique, not only the under tray 102 cannot be easily removed, but also it is impossible to remove it from the rear seat.

Therefore, there is known a conventional technique (Japanese Utility Model Laid-Open No. 2-61746) in which the cushion body of the passenger seat of the automobile is pivoted so as to stand up to utilize the space below the cushion body. Has been. In this prior art, as shown in FIGS. 14 and 15, the front end of the cushion body 103 is rotatably attached to the front end of a frame 105 via a hinge 104, and a box-shaped body 106 is arranged inside the frame 105. It is a thing.

In this prior art, the inside of the box-shaped body 106 is used as a container, and the cushion body 103 is hinged to the hinge 1.
The upper surface of the box-like body 106 is opened by raising it about the rotation center O of 04.

[0006]

However, according to the above-mentioned conventional technique, since the rotation center O of the hinge 104 is located above the frame 105, the rotation radius of the cushion main body 103 becomes large and the cushion body 103 comes into contact with a door armrest or the like. The upper space may be narrowed.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above problems and to provide a vehicle seat structure in which a center of rotation is provided at a low position to prevent interference with interior components of a vehicle.

[0008]

Since SUMMARY OF THE INVENTION The present invention is to solve the above problems, and a seat back mounted on the cushion frame at the rear portion of the seat cushion and該Shi over cushions placing the cushion body to the top of the cushion frame configure seat pivotally mounted to the cushion frame forward around the front end of the cushion body, the container in the lower side space of the cushion body
With the attached vehicle seat structure, the above cushion
The frame is a pair of side frames and the side frame
Front hung between the upper front parts and between the upper rear parts
The above cushion, which is composed of a rear connecting member and a rear connecting member.
Attach the bottom of the frame to the slide rails and
A slidably supported with respect to the lower part of the front connecting material
The slide lever is disposed, the hinge mechanism for rotatably supporting the cushion body to the cushion frame
Fixed to the front connecting member, the front center of rotation of the hinge mechanism
Between the connecting member and the slide rail, and
Arranged between the lead frame, the slide the hinge mechanism
To the side of the lever and from the lateral center of the seat to the left or right
Install it by displacing it to one of the above
The storage container can be removed by rotating it forward around the rotation center.
It was established in .

[0009]

When the storage container is used, when the band of the cushion body is pulled, the latch body is pulled and the engagement with the striker is released. Then, pull the band further to raise the cushion body. In this way, the cushion body pivots about the hinge and is pulled forward. Since the center of rotation of the hinge mechanism is located below the cushion body, the radius of rotation of the cushion body is reduced, there is no risk of contact with the door armrest, etc., and the upper space can be expanded.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the drawings. 1 to 4, reference numeral 1 denotes a seat applied to a passenger seat of an automobile. This sheet 1
Is composed of a seat cushion 2 and a seat back 3 provided at a rear end portion of the seat cushion 2 via a reclining mechanism (not shown). The seat cushion 2 includes a cushion frame 4 and a cushion main body 5, and the cushion main body 5 includes the cushion frame 4.
It is provided rotatably forward with a lower portion of the front end portion as a center of rotation via a single hinge mechanism 6 which will be described later and is provided between and.

As shown in FIGS. 5 and 6, the cushion frame 4 has a pair of side frames 7, 7 formed in a quadrilateral shape, and the side frames 7, 7 between front end upper parts and between rear end upper parts. The front pipe 8 as a front connecting member and the rear portion which are hung on the upper surface and constitute the upper frame.
It is composed of a rear pipe 9 as a connecting member . A seat belt buckle 10 is attached to a side frame 7 on one side of the cushion frame 4.

A bracket 11 is welded to the lower portion of the cushion frame 4, and the bracket 11 is attached to a slide rail 12. This slide rail 1
2 is a bolt 13 and a nut 14 on the bracket 11
The upper rail 15 fixed via the floor rail 1 and the upper rail 15 slidably supported and the floor 1
The front and rear brackets 1 are attached to the brackets 17 and the like provided in 6.
And a lower rail 19 fixed via 8 This bracket 18 is integrally formed with a bracket 18a provided at the front part of the lower rail 19, a bracket 18b provided at the rear part of the lower rail 19, and a bracket 18b at the rear indoor side of the lower rail 19, and at the center of the floor 16. The bracket 18c is fixed to a tunnel (not shown). The upper rail 15 and the lower rail 19 of the slide rail 12 are configured by rail portions 15a and 19a having a U-shaped cross section facing each other, and the upper side flange portion 15b of the upper rail 15 is connected to the upper side flange portion 15b of the lower rail 19. It is formed in a U-shaped cross section so as to be located on the lower side, and the lower side flange portion 15c of the lower rail 19 is located on the upper side of the lower side flange portion 15c of the upper rail 15 and has an inverted U cross section.
It is shaped like a letter.

A cover 20 is provided on the outer side surface of the cushion frame 4, and a lever 21 of the reclining device is provided on the outer side of the cover 20. A band 22 for raising the cushion body 5 is provided at the rear end portion of the cushion body 5, and the band 22 is for releasing the latch mechanism 23 provided on the cushion body 5. In the latch mechanism 23, as shown in FIG. 7, the latch main body 25 is biased by a spring (not shown) built in the latch case 24, and the striker 26 engaging with the latch main body 25 has a striker 26. 4 is attached to the rear pipe 9. The latch mechanism 23 pulls the band 22 to actuate the latch main body 25 against the spring and release the engagement between the latch main body 25 and the striker 26.

Reference numeral 27 denotes a storage container made of synthetic resin, which is detachably arranged in the lower space of the cushion main body 5. The storage container 27 is constructed as shown in FIGS. 8 to 10. There is. The storage container 27 is formed with outwardly curved flange portions 28 on both sides of the upper end and front and rear portions, and the flange portions 28b on both sides of the flange portion 28 are connected to the side frames 7 of the cushion frame 4. , 7 and the front flange portion 28a of the flange portion 28 is engaged with the front pipe 8 to be attached. Both ends of a wire-made handle 29 are rotatably attached to the upper ends of both sides of the storage container 27.
It is locked to a retaining portion 30 integrally formed on the upper surface of the front end portion of 7. This retaining portion 30 forms a slit 31 for retaining the handle 29 at the turning position of the handle 29.
A part of the storage container 27 is cut and raised in a double door.

As shown in FIGS. 11 and 12, the hinge mechanism 6 in which the cushion body 5 is connected to the cushion frame 4 is provided on the hinge bracket board 6a welded to the front frame 8 and the cushion panel 32 of the cushion body 5. It is composed of welded hinge mail 6b. The hinge bracket board 6a is arranged downward in the front frame 8, and the hinge mail 6b is formed by being curved downward in an arc shape, and the center of rotation O of the hinge mechanism 6 is formed in the cushion frame 4. It is arranged below the upper end and behind the front end of the cushion body 5. The hinge mechanism 6 is a large one and is provided by displacing it from the lateral center of the seat 1 to the left or right. 33 is a door armrest, 34
Is a shift lever knob, and 35 is a slide lever.

According to the vehicle seat structure having the above structure, when the storage container 27 is used, the cushion body 5 is used.
When the band 22 is pulled, the latch body 25 is pulled and the engagement with the striker 26 is released. And band 22
Is further pulled to raise the cushion body 5. In this way, the cushion body 5 is pivoted about the rotation center O of the hinge mechanism 6 and is raised forward. At this time, since the center of rotation O of the hinge mechanism 6 is arranged below the upper end of the cushion frame 4 and behind the front end of the cushion body 5, as shown in FIG. It rotates downward from the rear end and the radius of gyration becomes smaller. Therefore, the protruding width toward the upper side is reduced, and there is no fear of interference with indoor parts such as the door armrest 33.

When the cushion main body 5 is raised, the upper surface of the storage container 27 is opened, so that luggage that has been purchased can be stored in the storage container 27. The storage container 27 can be carried around by removing the handle 29 from the fastening portion 30 and pulling it up to remove it from the upper end frame portions 7a of the side frames 7, 7. Since the rotation center O of the hinge mechanism 6 is below the fixed portion of the hinge bracket board 6a, the center of gravity of the cushion body 5 acts as shown by the arrow in FIG.

The storage container 27 is attached to the upper end frame portion 7a of the side frames 7, 7 via the flange portion 28b,
When the cushion body 5 is tilted backward, the latch body 25 engages with the striker 26 and the cushion body 5 is locked.

The effects of the above embodiment are as follows. The cushion body 5 of the seat cushion 2 is attached to the cushion frame 4 so as to be rotatable forward around the front end,
Since the storage container 27 is detachably attached to the lower space of the cushion main body 5, the cushion main body 5 can be raised to store luggage or the like in the storage container 27. Since the storage container 27 can be carried away from the cushion frame 4, it can be used as a substitute for a shopping basket or a container. Further, when applied to the passenger seat, the band 22 can be pulled from the driver's seat or the rear seat to raise the cushion body 5, so that the luggage can be taken out easily. Further, the rotation center O of the hinge mechanism 6
Is disposed below the upper end of the cushion frame 4 and behind the front end of the cushion body 5, so that the cushion body 5 rotates downward from the rear end of the cushion body 5 and the radius of gyration becomes smaller. , There is no risk of contact with vehicle interior accessories such as door armrests. Also, the center of rotation O of the hinge mechanism 6 is the hinge bracket board 6a.
Since it is located below the fixed portion, the center of gravity of the cushion body 5 acts on the front side, so that there is no fear of spontaneous lowering due to the weight of the cushion body 5. When the cushion body 5 is raised forward, it is rotated to the front side of the shift lever knob 34, so that it does not hinder driving. Note that the present invention is not limited to the above-described embodiment, and for example, the vehicle seat structure is not limited to an automobile and may be a vehicle such as a motor boat, and is not limited to a passenger seat and can be applied to a driver seat. . It can also be applied to a rear seat such as a one-box car.

[0020]

As described above, according to the vehicle seat structure of the present invention, the following effects can be obtained. According to claim 1, constitutes a seat and a seat back mounted on the cushion frame at the rear portion of the seat cushion and該Shi over cushions placing the cushion body to the top of the cushion frame, said cushion the
Pivotally mounted to the cushion frame forward around the front end of the body, the lower side space of the cushion body
In a vehicle seat structure with a storage container attached to the section ,
The cushion frame is composed of a pair of side frames and the supporting frame.
Between the upper front end and the upper rear end of the id frame
Consists of a front connecting material and a rear connecting material,
Attach the lower part of the cushion frame to the slide rail
Support it slidably on the floor of the vehicle,
The slide lever is arranged at the bottom of the section connecting member, a hinge mechanism for rotatably supporting the cushion body to the cushion frame fixed to the front coupling member, said front connecting member to the center of rotation of the hinge mechanism and the Between the slide rails,
And it is placed between a pair of side frames, and the hinge machine
To the side of the slide lever and in the lateral direction of the seat.
The seat is installed by displacing it from the center of the
Store the cushion by rotating the cushion forward around the above center of rotation.
Since it is provided so that the container can be taken out, it does not protrude to the front side after rotation.
It is made smaller and slides to the front end of the slide rail.
Even in the seat position, it does not require a large front space and
Seat cushion without contact with other passenger compartment accessories
It is possible to rotate. In addition, the slide mechanism slide
The hinge mechanism is used to prevent interference with the idler.
From the lateral center of the seat to the side of the ride lever
It is provided by displacing it to the left or right. Also, the cushion body rotates downward from the rear end of the cushion body,
Since the turning radius is small, there is no risk of contact with vehicle interior equipment such as door armrests. Further, since the center of gravity of the cushion body acts on the front side, there is no fear of spontaneous fall due to the weight of the cushion body. According to claim 2, cushions at the rear portion of the seat cushion and該Shi over cushions placing the cushion body to the top of the cushion frame
Consist of a seat back mounted on the down frame sheet, forward around the front end portion of the cushion main body is attached to the cushion frame pivotally, on the lower side space of the cushion body, housing In a vehicle seat structure with a container attached, the cushion frame
Mutual side frame and front side upper part of the side frame
Front connecting member and the upper part of the rear end
Under the cushion frame.
Part on the slide rail and slide it against the vehicle floor.
Supported so that it slides underneath the front connector.
A hinge mechanism for rotatably supporting the cushion body on the cushion frame is arranged on the front connecting member by disposing a bar.
It is fixed and the center of rotation of the hinge mechanism is placed above the front connecting member.
Between the slide rails and between the pair of side frames.
Place the hinge mechanism between the slide lever side
Since it is installed on one side, the protrusion to the front side after rotation is made small
With the seat position sliding to the front end of the ride rail
Also, it does not require a large space on the front side and the interior of the surrounding car interior
Seat cushion can be rotated without contact with equipment
I have to. Further, the hinge mechanism is attached to the slide lever.
Since it is installed on the side of the bar, the slide lever of the slide mechanism
Does not interfere with Further, since the cushion main body rotates downward from the rear end portion of the cushion main body and the radius of gyration becomes smaller, there is no risk of contact with the vehicle interior equipment such as the door armrest. Therefore, it is easy to take out the storage container. The upper part of the cushion frame according to claim 3.
Seat cushion with the cushion body placed in the
Attached to the cushion frame at the rear end of the cushion
The seat is composed of a seat back and
Rotate forward with the front end of the main body as the center.
Installed on the cushion frame,
Smell of vehicle seat structure with storage container installed in the space
The cushion frame as a pair of side frames.
Between the upper front ends of the side frames and between the upper rear ends of the side frames
Consists of front and rear connecting members suspended between
The lower part of the above cushion frame to the slide rail.
Installed and supported slidably on the vehicle floor,
Place the slide lever under the front connecting member and
The cushion body is rotatably supported on the cushion frame.
A hinge mechanism to the front connecting member ,
Between the front connecting member and the slide rail.
, And between the pair of side frames.
The slide mechanism on the side of the slide lever
Store the cushion by rotating the cushion forward around the above center of rotation.
Since it is provided so that the container can be taken out, it does not protrude to the front side after rotation.
It is made smaller and slides to the front end of the slide rail.
Even in the seat position, it does not require a large front space and
Seat cushion without contact with other passenger compartment accessories
It is possible to rotate. The hinge mechanism is
Since it is provided on the side of the drive lever , the slide mechanism slides.
Does not interfere with the lever. Cushion flap according to claim 4.
Seat cushion with cushion body placed on top of ram
Cushion cushion at the rear end of the seat cushion
The seat consists of the seat back attached to the
Can be rotated forward around the front end of the cushion body
Noh is attached to the above cushion frame, and the cushion book
A vehicle seat with a storage container installed in the lower space of the body.
The cushion structure, the cushion frame is
Between the frame and the upper front end of the side frame, and
The front connecting member and the rear connecting member hung between the upper parts of the rear end
It is made of binder and the lower part of the cushion frame is slid
Can be attached to the idrail and slide on the vehicle floor
The slide lever to the right of the bottom of the front connecting member.
-The cushion body is placed on the cushion frame.
A hinge mechanism that rotatably supports the
The hinge center of the hinge mechanism to the front connecting member and
Between the slide rails and between the pair of side frames
The hinge mechanism to the side of the slide lever.
And displace to the left from the lateral center of the seat,
Rotate the seat cushion forward about the center of rotation.
Since the above storage container is provided so that it can be removed , the front side after rotation
To the slide rail front end
Even if the seat is in a closed position, a large front space is required.
Seeing without contact with surrounding vehicle interior equipment
The cushion is rotatable. The hinge mechanism
Lateral center of the seat at the side of the slide lever
It is possible to prevent the interference with the slide lever of the slide mechanism because it is provided by displacing it to the left .

[Brief description of drawings]

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

FIG. 2 is a perspective view showing a state in which a cushion main body of the passenger seat of FIG. 1 is raised.

FIG. 3 is a perspective view showing a state where the storage container of FIG. 2 is pulled out.

FIG. 4 is a right side view showing the seat cushion of FIG.

FIG. 5 is a perspective view showing a cushion frame of a vehicle seat structure according to the present invention.

FIG. 6 is a front view showing the slide rail of FIG.

FIG. 7 is a perspective view showing a latch mechanism.

FIG. 8 is a perspective view showing a storage container.

FIG. 9 is a right side view showing the storage container.

FIG. 10 is a partial cross-sectional perspective view showing a storage container and a cushion frame.

FIG. 11 is a perspective view showing a hinge mechanism.

FIG. 12 is a conceptual diagram showing a state where the cushion main body of the passenger seat of FIG. 1 is raised.

FIG. 13 is a perspective view showing a conventional automobile seat structure.

FIG. 14 is a perspective view showing a conventional automobile seat structure.

FIG. 15 is a side view of FIG.

[Explanation of symbols]

1 sheet 2 seat cushion 3 seat back 4 cushion frame 5 cushion body 6 Hinge mechanism 7 side frame 8 front pipe 9 Rear pipe 10 Seat belt buckles 11 bracket 12 slide rails 15 Upper rail 16 floors 19 Lower Rail 22 bands 23 Latch mechanism 26 striker 27 storage containers 28 Flange 29 Handle 30 clasp 31 slits 32 cushion 33 door armrest 34 Shift lever knob 35 Slide lever

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Takashi Iguchi 1341-2 Yanaka, Morimachi, Shuchi-gun, Shizuoka Prefecture (56) References Showa 58-196237 (JP, U) Showa 60-99148 (JP, U) Actually open 3-112049 (JP, U) Actually open 2-61746 (JP, U) Actually open 58-130826 (JP, U) Actually open 58-196647 (JP, U) Actual public 2-39876 (JP, Y2) Jikkoku 2-39877 (JP, Y2) Jikkaku Sho 62-16358 (JP, Y2) Jikkoku 5-25322 (JP, Y2) (58) Fields investigated (Int.Cl. ⁷ , DB name) A47C 7/62 B60N 2/36 B60N 2/44 B60R 7/04

Claims (4)

(57) [Claims] 1. A is composed of a seat back mounted on the cushion frame at the rear portion of the seat cushion disposed a cushion body on top of the cushion frame and該Shi over cushions the sheet, around the front end portion of the cushion main body The cushion frame is rotatably attached to the front side and is stored in the lower space of the cushion body.
In a vehicle seat structure equipped with a container, the cushion frame is provided with a pair of side frames and the support frame.
Between the upper front end and the upper rear end of the id frame
It consists of a front connecting material and a rear connecting material that are hung over, and the lower part of the cushion frame is attached to the slide rail.
And a slidable support on the floor of the vehicle, and a slide lever is arranged below the front connecting member, and a hinge mechanism for rotatably supporting the cushion main body on the cushion frame is connected to the front connecting member. Stick to the material,
The rotation center of the drive mechanism to the front connecting member and the slide rail.
During the Le, and disposed between the pair of side frames, the hinge mechanism on the side of the slide lever, Katsushi
It is installed by displacing it to the left or right from the lateral center of the
Only, the seat cushion is rotated forward in the rotational center
The above-mentioned storage container is provided so that it can be taken out.
Seat structure for rimono. 2. A structure and a seat back mounted on the cushion frame at the rear portion of the seat cushion disposed a cushion body on top of the cushion frame and該Shi over cushions the sheet, around the front end portion of the cushion main body In a vehicle seat structure in which the cushion frame is rotatably attached to the front so as to be rotatable, and a storage container is attached to a lower space portion of the cushion body, the cushion frame includes a pair of side frames and the support frame.
Between the upper front end and the upper rear end of the id frame
It consists of a front connecting material and a rear connecting material that are hung over, and the lower part of the cushion frame is attached to the slide rail.
And a slidable support on the floor of the vehicle, and a slide lever is arranged below the front connecting member, and a hinge mechanism for rotatably supporting the cushion main body on the cushion frame is connected to the front connecting member. Stick to the material,
The rotation center of the drive mechanism to the front connecting member and the slide rail.
And a pair of side frames, and the hinge mechanism is provided on a side of the slide lever . 3. A cushion at the top of the cushion frame
Seat cushion with main body and the seat cushion
The seat back attached to the cushion frame at the rear end of the
The seat is made up of
The cushion flakes can be pivoted forward around
Mounted on the cushion body and stored in the space below the cushion body.
In a vehicle seat structure equipped with a container, the cushion frame is provided with a pair of side frames and the support frame.
Between the upper front end and the upper rear end of the id frame
It consists of a front connecting material and a rear connecting material that are hung over, and the lower part of the cushion frame is attached to the slide rail.
It is slidably supported on the floor of the vehicle, and a slide lever is placed under the front connecting member to allow the cushion body to rotate on the cushion frame.
A hinge mechanism for supporting is fixed to the front connecting member,
The rotation center of the drive mechanism to the front connecting member and the slide rail.
Between the seat frame and the pair of side frames, the hinge mechanism is provided on the side of the slide lever, and the seat cushion is rotated forward about the rotation center.
A vehicle seat structure characterized by being provided so that the above-mentioned storage container can be taken out . 4. A cushion at the top of the cushion frame.
Seat cushion with main body and the seat cushion
The seat back attached to the cushion frame at the rear end of the
The seat is made up of
The cushion flakes can be pivoted forward around
Mounted on the cushion and stored in the lower space of the cushion body.
In a vehicle seat structure in which a container is attached, the cushion frame includes a pair of side frames and the support frame.
Between the front upper portion mutual Id frame and between the rear end upper cross
Consists of a front connecting material and a rear connecting material,
Attach the lower part of the cushion frame to the slide rail
The slide lever is slidably supported on the floor of the vehicle, and a slide lever is arranged on the lower right side of the front connecting member.
And rotatably the cushion body to the cushion frame
A hinge mechanism for supporting is fixed to the front connecting member,
The rotation center of the drive mechanism to the front connecting member and the slide rail.
During the Le, and disposed between the pair of side frames, and Sea the hinge mechanism at the side towards the slide lever
The seat cushion is provided by displacing to the left from the lateral center, and the seat cushion is rotated forward about the rotation center.
A vehicle seat structure characterized by being provided so that the above-mentioned storage container can be taken out .