SEAT VIBRATION-PROOF SUSPENSION Russian patent published in 2001 - IPC

FIELD: transport engineering; protection of operator from spatial vibration. SUBSTANCE: vibration-proof suspension of higher vertical stability at off-center position of operator on seat has carrying support with vertical and horizontal parts. Main elastic member consists of four lengths of cable arranged in pairs at sides of seat cushion and secured between vertical parts of suspending and carrying supports. Vertical part of carrying support consists of two posts arranged at sides of seat cushion and connected from bottom by horizontal part. Carrying support is installed before suspending support at front edge of seat cushion. Vertical part of suspending support is installed at seat backrest. Seat is secured on horizontal part of suspending support. Rigidity adjuster is placed between horizontal parts of suspending and carrying supports at front edge of seat cushion so that its middle point is secured on carrying support in vertical plane of symmetry of posts. EFFECT: provision of higher vertical stability of seat on suspending support when operator sits on seat cushion, simple design, free space left under seat. 2 dwg