LOCK Russian patent published in 1995 - IPC

FIELD: protection of containers, freight cars and automobile bodies. SUBSTANCE: lock consists of body, clamp and locking unit. Collets are installed on clamp ends. Lock body has blind holes with sectors of conical shape. Balls are installed in holes and after aligning of clamp with body holes are located in inner space of collets. Inner surface of collets are knurled to prevent balls from their forcing out of inner space. Diameters of balls, clamp and collet in fully compressed state are equal to diameter of holes in lock body. EFFECT: higher efficiency. 2 cl, 6 dwg