A seat suspension system (10) for a vehicle comprising a system frame (12), an elongated seat bracket (38) having one end pivotably mounted to said system frame and the opposite end adapted to support a seat, and a dampening device attached between said sy...

A vehicle seat suspension comprises a scissors assembly connecting lower and upper housings and permitting vertical movement of the upper housing; reciprocating means; an elongated guide member; and guide engaging rollers. Laterally extending front and rea...

The present invention is directed to a vehicle seat assembly comprising a seat support pan, a seat cushion, a spring biased lever and an operator present switch. Both the lever and the switch are located between the cushion and the pan, effectively integra...

A force isolating apparatus for use in a vehicle seat suspension, where the suspension has a base frame and an upper frame mounted to move horizontally relative to the base frame. The force isolating apparatus comprises: a first pair of in line springs com...

A system for measuring the vibration an operator of a piece of the equipment encounters while operating the equipment. The system includes at least one motion measuring means, such as an accelerometer. The accelerometer may be affixed to the equipment or i...