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| Number | Title | Issue Date |
| 6296221 | Universal seat suspension system A seat suspension system having a seat cradle, a seat mounted in the seat cradle and an anchor body having a plain rectangular box-like shape disposed behind the backrest portion of the seat. A pair of spaced-apart plain parallel anchor plates encloses th... | 10/02/2001 |
| 5395089 | Seat with suspension unit for automotive vehicle A suspension seat for an automotive vehicle has a seat frame which is vertically movably supported on a parallel link mechanism. A compression spring and a shock absorber of a suspension unit are coaxially assembled. A spring bracket is disposed on the co... | 03/07/1995 |
| 5154393 | Seat suspension with downstop slide element for automatic slide gap adjustment A seat suspension including a downstop slide element having an overall width that automatically adjusts to compensate for dimensional variations between relatively stationary and movable frame parts of the seat suspension due to manufacturing tolerances a... | 10/13/1992 |
| 4838514 | Vehicle seat A vehicle seat frame assembly comprises a stationary support frame having two laterally spaced-apart side support plates attachable to a vehicle and on which is mounted a vertically movable seat frame which comprises a horizontal seat portion and a vertic... | 06/13/1989 |
| 4817908 | Seat suspension for underground mining machines A compact seat suspension for an underground mining machine is disclosed in which a vertical suspension is operably connected between a fixed bracket and a sliding bracket for supporting a seat and for reducing and dampening vibration and shock transmitte... | 04/04/1989 |
| 4648655 | Vehicle seats A tractor seat of the type having a seat pan 14 which is hooked on to a vertically movable spring biassed carriage 12, so that the seat pan can be released and moved out of the way of a standing driver, has a latch device 18 comprising a headed pin 20 sec... | 03/10/1987 |
| 4553726 | Adjustable height seat apparatus for combat vehicle A seat carriage is moveable vertically relative to a vertical support member by a first guide roller thereon located behind the support member and second guide roller thereon located in front of the support member diagonally below the first roller and by ... | 11/19/1985 |
| 4525010 | Aircraft seat An aircraft seat (11) particularly adapted as a pilot seat for a helicopter includes a seat bucket (12) having a back-rest portion (13) supported by an articulated support structure (14) adapted to react vertical, longitudinal and lateral loads and to per... | 06/25/1985 |
| 4186963 | Upright vehicle seat support This invention relates to supports, for vehicle seats, having a generally upright configuration. Provision of a plurality of seat adjustments, for operator comfort and safety, performable with an economy of movement and structure which tends to maximize f... | 02/05/1980 |
| 4089499 | Seats A seat assembly in which a seat is mounted on a vibration damping mounting including a variable rate spring in the form of a fluid filled and pressurized pouch disposed between two rigid members capable of relative rotation, vertical movements of the seat... | 05/16/1978 |
| 3954298 | Height adjustment mechanism for suspension seat Height adjustment mechanism for a suspended vehicle seat permits the seat height to be adjusted relative to its supporting frame after the seat has been adjusted for the weight of the occupant. A plate (movable with the suspension) having notches or teeth... | 05/04/1976 |
