DRIVER'S SEAT Russian patent published in 1998 - IPC

FIELD: transport engineering; driver's vibration-proof seat. SUBSTANCE: suspension of seat is made in form of telescopic bushing. Lower end of outer tube is secured on base, and upper end of inner tube is connected with seat. Load-bearing spring is installed outside telescopic bushing between base and upper end of inner tube, and damping device is installed inside telescopic bushing. Spring force adjuster is made in form of two-member lever mechanism, one member of the mechanism being hinge coupled with base, and the other being connected with lover and face of load-bearing spring. Adjuster has lead screw coupled with axle connecting lever mechanism members. EFFECT: prevention of horizontal displacement of seat in service. 3 cl, 2 dwg