CLIMBING CLAWS Russian patent published in 1997 - IPC

FIELD: climber's equipment. SUBSTANCE: climbing claw has footboard with members for attachment to foot and console, grip mounted centrally of footboard, two pivotal spring-loaded thrusts. One thrust is mounted on free end of grip and other thrust is mounted on footboard console. Grip is mounted on footboard at an angle of 10-25 deg to longitudinal axis of footboard. Each thrust has two supporting members, with one supporting member being formed as roller and having cross section composed of two truncated cones joined one to the other with their larger ends. EFFECT: increased efficiency, simplified construction, wider operational capabilities and enhanced reliability in operation. 11 dwg