JP4035798B2 - Automotive seat device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an automobile seat device.
[0002]
[Prior art]
In recent years, there has been proposed a rear seat that can be stored more easily and the vehicle interior space can be changed in accordance with the occupant's usage pattern.
[0003]
For example, Japanese Patent Application Laid-Open No. 9-295534 discloses a rear seat supported by a slider that can slide in the front-rear direction.
[0004]
[Problems to be solved by the invention]
However, since the position of the slider in the front-rear direction can be adjusted in several steps, the mechanism becomes complicated and the cost increases.
[0005]
In addition, since the slider is disposed between the floor panel and the lower surface of the rear seat, the seat position becomes higher, the footing property when sitting is worsened, and the head space may be reduced due to insufficient ceiling height. .
[0006]
The present invention has been made in view of the above-mentioned problems, and the object thereof is to simplify the structure and improve the usability and reduce the cost without incurring the deterioration of the footing property and the lack of the ceiling height, and further provide the child seat function. It is an object of the present invention to provide an automobile seat device that can be used.
[0007]
[Means for Solving the Problems]
In order to solve the above-described problems and achieve the object, an automobile seat device of the present invention has the following configuration. That is,
An automotive seat device that allows a rear seat to be displaced in the front-rear direction of the vehicle body, and is supported so as to be fixed at a predetermined position in the front-rear direction. A link mechanism arranged in parallel to each other, and a lock mechanism for fixing the rear seat at least in a forward or backward position of the link mechanism. The lock mechanism can be fixed by engaging a predetermined receiving member. The fixing member or the receiving member is provided on the floor panel, and the other of the fixing member or the receiving member is located at the position corresponding to one of the fixing member or the receiving member. that provided.
[0008]
The automotive seat device of the present invention is an automotive seat device that supports a rear seat so that the rear seat can be displaced in the longitudinal direction of the vehicle body and can be fixed at a predetermined position in the longitudinal direction.
A link mechanism disposed in parallel to support the rear seat on the floor panel so as to be swingable along the front-rear direction of the vehicle body, and a lock mechanism for fixing the rear seat at least in a forward or backward position of the link mechanism The locking mechanism includes a fixing member that can be engaged with and fixed to a predetermined receiving member. One of the fixing member or the receiving member is provided on the floor panel, and the fixing member or the receiving member is provided on the lower surface of the rear seat. Two members are provided at positions corresponding to one of the fixing member and the receiving member .
[0009]
Preferably, the swinging distance of the link mechanism is such that the front end of the backrest is close to the rear end of the front seat when the backrest of the rear seat is tilted forward at the forward position of the link mechanism. Is set to
[0011]
Preferably, the apparatus further includes a swinging member pivotally attached to a front end of the floor panel so as to be swingable, and the link mechanism is provided on the swinging member.
[0012]
Preferably, the lock mechanism is provided on the swing member.
[0013]
Preferably, the apparatus further includes a holding member capable of holding the link mechanism at an intermediate position between the forward-falling position and the backward-falling position.
[0014]
Preferably, a step is provided on the rear seat.
[0015]
Preferably, an urging means for assisting the swinging of the link mechanism is further provided.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below in detail with reference to the accompanying drawings.
[0017]
1 to 3 are side views showing an automobile seat device according to an embodiment of the present invention. FIG. 4 is a plan view of the link mechanism and the lock mechanism.
[0018]
As shown in FIGS. 1 to 4, the vehicle seat device according to the present embodiment includes at least a link mechanism 5, 6 pivotally supported on the lower surface of the seat portion 1 of the rear seat and the floor panel 4. Lock mechanisms 7 to 9 are provided for fixing the rear seat 10 to the floor panel 4 in the forwardly-turned position (the state shown in FIG. 1) or the backward-turned position (the state shown in FIG. 3) of the mechanisms 5 and 6.
[0019]
In the link mechanisms 5 and 6, the front link 5 and the rear link 6 are arranged in parallel, and the seat seat portion 1 is supported on the floor panel 4 so as to be swingable along the longitudinal direction of the vehicle body. The seat back 1 is provided with a seat back 2 via a reclining mechanism 3.
[0020]
The front link 5 has a seat shaft 5a and a floor shaft 5b extending in parallel with the width direction of the vehicle body on the lower surface of the seat seat portion 1, and the seat shaft 5a and the floor shaft 5b are linked to each other by a link shaft 5c. It is pivotally connected to operate. The seat shaft 5 a is fixed to the bottom of the seat seat 1, and the floor shaft 5 b is fixed to the floor panel 4.
[0021]
Similarly, the rear link 6 has a seat shaft 6a and a floor shaft 6b extending in parallel to the width direction of the vehicle body on the lower surface of the seat portion 1, and the seat shaft 6a and the floor shaft 6b are connected to each other by the link shaft 6c. It is pivotally connected to operate in a linked manner. The seat shaft 6 a is fixed to the bottom of the seat portion 1, and the floor shaft 6 b is fixed to the floor panel 4.
[0022]
The lock mechanisms 7 to 9 are lock members 7 and 8 disposed in the front-rear direction at substantially the center of the lower surface of the seat portion 1, and a receiving member disposed on the floor panel 4 between the front link 5 and the rear link 6. 9.
[0023]
The front link 5 and the rear link 6 move the position of the seat portion 1 forward in the forward position shown in FIG. 1 so that the lock member 7 and the receiving member 9 are in a locked state on the floor panel 4. Fixed. Further, in the backward position shown in FIG. 3, the position of the seat portion 1 is moved rearward, and the lock member 8 and the receiving member 9 are locked and fixed on the floor panel 4.
[0024]
When changing the position of the seat seat 1 from the front position to the rear position, the lock member 7 is unlocked from the forward position shown in FIG. 1, and the seat seat 1 is swung from the front position to the rear position as shown in FIG. The lock member 8 and the receiving member 9 are locked by moving to the rearward position shown in FIG.
[0025]
When changing the position of the seat portion 1 from the rear position to the front position, the procedure is the reverse of the above, and the lock member 8 is unlocked from the backward position in FIG. 3, and from the rear position to the front position as shown in FIG. Then, the seat 1 is swung and moved to the forward position shown in FIG. 1 to lock the lock member 7 and the receiving member 9.
[0026]
Further, an urging mechanism 10 such as a compression coil spring or a gas cylinder is provided between the lower surface of the seat seat 1 and the floor panel 4, and the urging mechanism 10 always urges the seat seat 1 upward. Thus, as shown in FIG. 2, when the lock members 7 and 8 are released, the seat 1 is swung to the position where the link mechanisms 5 and 6 are raised by the pressure of the urging mechanism 10, and the work of lifting the seat becomes easy. The seat position can be changed easily.
[0027]
Further, holding mechanisms 11 and 12 are provided on the front link 5 and the rear link 6 (not shown in FIGS. 1 and 3), and the seat 1 can be held at a position where the lock mechanisms 5 and 6 shown in FIG. As a result, the seat position becomes higher and the child seat function can be added.
[0028]
In the above embodiment, one receiving member 9 is provided on the floor panel 4, and two locking members 7, 8 are provided on the lower surface of the seat seat 1 at positions corresponding to the receiving member 9. One locking member may be provided, and two receiving members may be provided on the lower surface of the seat portion 1. Thereby, a sheet | seat can be reduced in weight.
[0029]
Further, one lock member 19 may be provided on the lower surface of the seat portion 1, and two receiving members 17 and 18 may be provided on the front panel 4. Thereby, the number of lock members can be reduced and cost can be reduced.
[0030]
Further, the lock member and the receiving member are a case where the receiving member is provided on the floor panel 4 when the locking member is provided on the lower surface of the seat seat 1 and the receiving member is provided on the lower surface of the seat seat 1. The lock member is provided on the floor panel 4 and is provided at a position facing each other.
[0031]
As described above, according to the present embodiment, the rear seat can be moved in the front-rear direction with a simple structure without incurring deterioration in footing and lack of ceiling height, thereby improving usability and reducing costs. A child seat function can be provided.
[Other Embodiments]
Next, an automobile seat device according to another embodiment will be described.
[0032]
FIG. 5 is a view showing an automobile seat device according to another embodiment.
[0033]
As shown in FIG. 5, in the vehicle seat device of the present embodiment, the front end 20 a is pivotally supported with respect to the shaft member 22 fixed to the floor panel 4, and the rear end 20 b is supported by the floor panel 4. A swing member 20 that can be engaged with and disengaged from a hook 21 fixed to the hook 21 is provided. The front end portion 20a and the shaft member 22 of the swing member 20 are provided at the step portion of the floor panel 4, and the swing member 20 is bent in the longitudinal direction in accordance with the shape of the step portion. The link mechanisms 5 and 6 are provided between the lower surface of the seat 1 and the swing member 20, and the lock member 9 is provided on the swing member 20.
[0034]
The swing member 20 can store the entire seat upright.
[0035]
When storing the seat, the seat back portion 2 is lowered onto the seat seat portion 1 by the reclining mechanism 3 as shown in the figure, the rear end portion 20b of the swinging member 20 is removed from the hook 21, and the entire seat is pushed forward. Thus, the swinging member 20 may be rotated about the front end 20a.
[0036]
In this embodiment, the seat space can be stored and the cargo space can be expanded while the link mechanism and the lock mechanism are mounted.
[0037]
In addition, the same number is attached | subjected to the structure same as FIGS. 1-4, and description is abbreviate | omitted.
[0038]
The present invention can be applied to modifications or variations of the above-described embodiment without departing from the spirit of the present invention.
[0039]
For example, as shown in FIG. 6, by providing the stepped portion 30 in the seat seat portion 1, it is possible to prevent deterioration of the footing property due to an increase in the seat position, and the function as a child seat can be effectively utilized.
[0040]
Further, as shown in FIG. 7, when the seat back portion 2 is tilted forward in the forward position of the link mechanisms 5 and 6, the front end portion of the seat back portion 2 is the seat seat portion 31 of the front seat or the seat back. By setting the link distance between the link mechanisms 5 and 6 so as to be close to the rear end of the portion 32, the backs of the backrest portions 2 and 32 of the front seat and the rear seat become smooth when the backrest portion 32 of the front seat is tilted. Usability can be improved.
[0041]
【The invention's effect】
As described above, according to the first and second aspects of the present invention, the link mechanism disposed in parallel to support the rear seat on the floor panel so as to be swingable along the longitudinal direction of the vehicle body, and at least the front of the link mechanism. By providing a lock mechanism that fixes the rear seat in the tilted position or the tilted position, the structure is simplified and the usability is improved and the cost is reduced without deteriorating the footing and lack of ceiling height. Can be given. In particular, according to the first aspect of the present invention, the lock mechanism includes a fixing member that can be engaged with and fixed to a predetermined receiving member, and one of the fixing member and the receiving member is provided on the floor panel, The seat weight can be reduced by providing one of the fixture or the receiving member at a position corresponding to one of the fixture or the receiving member. According to the second aspect of the present invention, the lock mechanism includes a fixing member that can be engaged with and fixed to a predetermined receiving member, and one of the fixing member and the receiving member is provided on the floor panel, Since the other of the fixing tool or the receiving member is provided at a position corresponding to one of the fixing tool or the receiving member, the sheet structure can be simplified and the cost can be reduced.
[0042]
According to the invention of claim 3 , the swing distance of the link mechanism is such that the front end of the backrest is close to the rear end of the front seat when the backrest portion of the rear seat is tilted forward at the forward position of the link mechanism. By setting to do so, the back surface can be smoothed when the backrest portions of the front seat and the rear seat are tilted, and the vehicle interior space can be used effectively.
[0045]
According to a fourth aspect of the present invention, there is further provided a swinging member having a front end pivotably attached to the floor panel, and the link mechanism is provided on the swinging member, whereby the rear seat is provided. Can be stored forward, and the space in the cargo compartment and the rear seat can be expanded.
[0046]
According to the invention of claim 5 , the lock mechanism is provided on the swinging member, and the rear seat can be accommodated while the lock mechanism is mounted.
[0047]
Further, according to the invention of claim 6, the position of the seat seat portion of the rear seat is increased and can be used as a child seat by further including a holding member capable of holding the link mechanism at an intermediate position between the forward and backward positions. .
[0048]
According to the seventh aspect of the present invention, since the rear seat is provided with the step, it is possible to prevent the deterioration of the footing performance even if the position of the seat seat portion of the rear seat increases.
[0049]
According to the eighth aspect of the present invention, by further including an urging means for assisting the swinging of the link mechanism, the work of lifting the sheet is facilitated, and the change of the sheet position can be simplified.
[0050]
[Brief description of the drawings]
FIG. 1 is a side view showing a state of an automotive seat device according to an embodiment of the present invention at a forward position.
FIG. 2 is a side view showing a state of the automobile seat device according to the embodiment of the present invention in a standing position.
FIG. 3 is a side view showing a state of the automobile seat device according to the embodiment of the present invention in a backward position.
FIG. 4 is a plan view of a link mechanism and a lock mechanism.
FIG. 5 is a side view of an automotive seat device according to another embodiment of the present invention.
FIG. 6 is a side view showing a modification of the automobile seat device of the present embodiment.
FIG. 7 is a diagram for explaining a link length setting effect of the automobile seat device of the present embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Seat seat part 2 ... Seat back part 3 ... Reclining mechanism 4 ... Floor panel 5 ... Front link 6 ... Rear link 7, 8 ... Receiving member 9 ... Lock member 10 ... Energizing mechanism 11 ... Fixing member 20 ... Swing member 30 ... Step

Claims (8)

An automotive seat device that supports a rear seat so that it can be displaced in the front-rear direction of the vehicle body, and can be fixed at a predetermined position in the front-rear direction,
A link mechanism arranged in parallel to support the rear seat on the floor panel so as to be swingable along the longitudinal direction of the vehicle body;
A lock mechanism for fixing the rear seat at least in a forward or backward position of the link mechanism ;
The locking mechanism includes a fixing member that can be fixed by engaging with a predetermined receiving member, and one of the fixing member or the receiving member is provided on the floor panel, and the other of the fixing member or the receiving member is provided on the lower surface of the rear seat. vehicle seat device characterized that you have one single provided positioned corresponding to the said fixture or receiving member. An automotive seat device that supports a rear seat so that it can be displaced in the front-rear direction of the vehicle body, and can be fixed at a predetermined position in the front-rear direction,
A link mechanism arranged in parallel to support the rear seat on the floor panel so as to be swingable along the longitudinal direction of the vehicle body;
A lock mechanism for fixing the rear seat at least in a forward or backward position of the link mechanism;
The locking mechanism includes a fixing member that can be fixed by engaging with a predetermined receiving member. One of the fixing member or the receiving member is provided on the floor panel, and the other of the fixing member or the receiving member is provided on the lower surface of the rear seat. An automotive seat device, wherein two are provided at positions corresponding to one of a fixture and a receiving member . The swing distance of the link mechanism is set so that the front end of the backrest is close to the rear end of the front seat when the backrest of the rear seat is tilted forward at the forward position of the link mechanism. The automobile seat device according to claim 1, wherein the vehicle seat device is an automobile seat device . 4. The apparatus according to claim 1, further comprising a swinging member having a front end pivotably attached to the floor panel so that the link mechanism is provided on the swinging member . 2. A vehicle seat device according to item 1 . The vehicle seat device according to claim 4 , wherein the lock mechanism is provided on the swing member. The automobile seat device according to any one of claims 1 to 5 , further comprising a holding member capable of holding the link mechanism at an intermediate position between the forward-turning position and the backward-turning position. The vehicle seat device according to claim 6 , wherein a step is provided in the rear seat. The automobile seat device according to any one of claims 1 to 7 , further comprising urging means for assisting the swinging of the link mechanism.

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