Seat device for vehicle
First Claim
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1. A seat device for a vehicle to adjust a positional height of a seat cushion, the device comprising:
- first and second rails provided on a vehicle floor;
first and second frames to support the seat cushion;
first and second link members connecting the first and second frames to the first and second rails such that the first and second frames are movable in a vertical direction;
a torque rod connecting the first link member to the second link member;
a sector gear operating together with one of the first and second link members and rotatably supported by one of the first and second frames;
an elongated hole formed on the sector gear and extending along a partial circumference of an imaginary circle formed relative to a rotational center point of the one of the first and second link members;
a pinion gear rotatably supported by the one of the first and second frames and meshing with the sector gear;
a pressing bracket supported by the pinion gear;
a stopper pin inserted into the elongated hole of the sector gear and penetrating an opening formed in the one of the first and second frames at a first end of the stopper pin and penetrating an opening formed in the pressing bracket at a second end of the stopper pin; and
an elastic member applying slide resistance to the sector gear when the sector gear is rotated.
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Abstract
A seat device for a vehicle adapted to adjust a positional height of a seat cushion includes rails, frames supporting the seat cushion, link members, a torque rod connecting link members, a sector gear formed so as to operate together with one of the link members and rotatably supported by one of the frames, an elongated hole formed on the sector gear, a pinion gear meshing with the sector gear, a pressing bracket supported by the pinion gear, a stopper pin inserted into the elongated hole of the sector gear and connected to the one of the frames at a first end of the stopper pin and to the pressing bracket at a second end of the stopper pin.
35 Citations
17 Claims
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1. A seat device for a vehicle to adjust a positional height of a seat cushion, the device comprising:
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first and second rails provided on a vehicle floor; first and second frames to support the seat cushion; first and second link members connecting the first and second frames to the first and second rails such that the first and second frames are movable in a vertical direction; a torque rod connecting the first link member to the second link member; a sector gear operating together with one of the first and second link members and rotatably supported by one of the first and second frames; an elongated hole formed on the sector gear and extending along a partial circumference of an imaginary circle formed relative to a rotational center point of the one of the first and second link members; a pinion gear rotatably supported by the one of the first and second frames and meshing with the sector gear; a pressing bracket supported by the pinion gear; a stopper pin inserted into the elongated hole of the sector gear and penetrating an opening formed in the one of the first and second frames at a first end of the stopper pin and penetrating an opening formed in the pressing bracket at a second end of the stopper pin; and an elastic member applying slide resistance to the sector gear when the sector gear is rotated. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification
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Current AssigneeAisin Seiki Co., Ltd. (Aisin Corp.)
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Original AssigneeAisin Seiki Co., Ltd. (Aisin Corp.)
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InventorsYamada, Yukifumi, Kojima, Yasuhiro
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Primary Examiner(s)MCPARTLIN, SARAH BURNHAM
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Application NumberUS11/856,249Publication NumberTime in Patent Office1,051 DaysField of Search297/344.15, 248/421, 248/423US Class Current297/344.15CPC Class CodesB60N 2/06 slidable B60N2/12 , B60N2/2...B60N 2/1615 Parallelogram-like structureB60N 2/165 Gear wheel driven mechanismB60N 2/167 Ratchet mechanismB60N 2/168 and provided with braking s...B60N 2/682 Joining meansB60N 2205/20 Measures for elimination or...
