Torque limiting device for power operated or hand-operated tool comprises torque transmissions in housings that contra-rotate along the same axis

摘要

The torque limiter is held within a housing (2,3), which has first (5) and second (6) torque transmission elements that contra-rotate along the same axis (1). The unit also incorporates an adjustable torque limiter. The first transmission has a plate (13) with recesses (14) that interface with pick-up projections (9), and a second plate (18,18') has a second series of recesses (19,19') for a second series of position-adjustable pick-up projections (10).