FIELD: manufacture of office furniture, transport facility furniture and long-distance train furniture.
SUBSTANCE: proposed arm-chair is provided with arm stretching units built in its elbow-rests. Each stretching unit is made in form of autonomous module fitted with pneumatic loader with body. Body attachment units are made with two degrees of freedom for turning the module relative to two perpendicular axes and locking it in neutral and working positions. Arm stretching unit is made in form of load-bearing structure with pneumatic loader secured on it. Pneumatic piston-type loader is provided with pneumatic piston-type cylinder, swinging power lever with arm grip and kinematic linkages connecting the lever with piston-type cylinder rod. Unit is provided with device for forming linear force which is located inside hollow power lever.
EFFECT: comfort for user due to avoidance of hypodynamia.
18 cl, 7 dwg
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