Seat positioning mechanism
First Claim
1. A seat positioning mechanism for a motor vehicle having a floor and slides mounted on the floor for carrying a seat of the type having a seat cushion, the mechanism being of the type which allows adjustment of both the seat height and the seat tilt with respect to the vehicle floor, the mechanism comprising punctuationa first frame to be attached to the underside of the seat cushion;
- a second frame to be mounted on the seat slides for fore and aft movement thereon;
a first adjustment device for operating the seat height adjustment;
a second adjustment device for operating the seat tilt adjustment;
an axle mounted on said second frame, said second adjustment device being rotatively operable to produce vertical movement of said axle relative to said second frame;
a control link pivotally mounted to said first frame and to said axle, said first adjustment device being operable upon pivotal movement to alter the angle said control link makes to said first frame; and
a system of pivoted links interconnecting said two frames and said axle.
2 Assignments
0 Petitions
Accused Products
Abstract
A seat height and tilt mechanism for a vehicle seat has separate hand wheel controlled adjustors for adjusting the seat height and tilt having a control lever which can be moved relative to the seat base and a system of pivoted links which results in the seat as a whole being raised or lowered, the control lever then alternatively being locked relative to the seat base, the front edge of the seat then being lifted to tilt the seat.
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Citations
12 Claims
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1. A seat positioning mechanism for a motor vehicle having a floor and slides mounted on the floor for carrying a seat of the type having a seat cushion, the mechanism being of the type which allows adjustment of both the seat height and the seat tilt with respect to the vehicle floor, the mechanism comprising punctuation
a first frame to be attached to the underside of the seat cushion; -
a second frame to be mounted on the seat slides for fore and aft movement thereon; a first adjustment device for operating the seat height adjustment; a second adjustment device for operating the seat tilt adjustment; an axle mounted on said second frame, said second adjustment device being rotatively operable to produce vertical movement of said axle relative to said second frame; a control link pivotally mounted to said first frame and to said axle, said first adjustment device being operable upon pivotal movement to alter the angle said control link makes to said first frame; and a system of pivoted links interconnecting said two frames and said axle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A seat positioning mechanism for a motor vehicle having a floor and slides mounted on the floor for carrying a seat of the type having a seat cushion, the mechanism being of the type which allows adjustment of both the seat height and the seat tilt with respect to the vehicle floor, the mechanism comprising punctuation
a first four-sided frame adapted to be attached to the underside of the seat cushion; -
a second four-sided frame adapted to be mounted on the seat slides intermediate said seat slides and said first frame for fore and aft movement on said seat slides; a first manually operable adjustment device operative to effect seat height adjustment; a second manually operable adjustment device operative to effect seat tilt adjustment; an axle mounted on said second frame, said second adjustment device being rotatively operable to produce vertical movement of said axle relative to said second frame; a control link pivotally mounted to said first frame and to said axle, said first adjustment device being operable upon pivotal movement to alter the angle said control link makes to said first frame; and linkage means operatively connected between adjacent corners of said frames and interconnecting said two frames and said axle. - View Dependent Claims (11, 12)
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Specification