APPARATUS FOR EXERCISING MUSCLES AT MAXIMUM INITIAL LOAD (VERSIONS) Russian patent published in 2001 - IPC

FIELD: sports equipment. SUBSTANCE: apparatus has casing with members for attachment to support, magnet located in casing and block of magnetic material adapted for engagement with magnet. Block is nondetachably attached to sportsman's fittings or to one of game appliances or it may be fixed on tie-rod connected to sportsman's fitting or detachably connected to game appliance. Magnet is positioned on floor or floor support or it is embedded into ground, and block of magnetic material is located on sportsman's boot sole. Casing is made cylindrical, of nonmagnetic material. Block of magnetic material is located in cylindrical casing close to magnet for longitudinal movement in casing and for engagement with compression spring positioned at opposite casing end . Tie-rod is arranged in compression spring for connecting block of magnetic material to sportsman's fittings or to one of cable- shaped game appliances. Block of magnetic material is formed as cylinder on which bearing is arranged for cooperation with casing. Bearing is positioned on cylindrical block. Apparatus is further equipped with additional magnet and block of magnetic material. Blocks are mounted on ends of rocking arm rotating around spindle. Magnets are positioned on one end of casing which is made rectangular. Binder for connecting to sportsman's fitting is made in the form of tie-rod rigidly joined to rocking arm. Apparatus allows exercising to be done in different situations of sportive game where blows with hands or legs under conditions close to those of hockey, tennis, golf and other games are required. EFFECT: simplified construction and increased efficiency. 10 cl, 14 dwg