| 摘要 |
FIELD: ironmongery, particularly locks giving indication of unauthorised unlocking having destructible seal closures or paper closures. ^ SUBSTANCE: cable lock comprises cable part fixed by the first end thereof and locking mechanism put on free cable end. The locking mechanism comprises hollow body, spring-loaded spacer and fixing members arranged in spacer seats. The fixing members are rollers and cooperate with inner body surface and cable part during lock closing. The body and the spacer have orifices for cable part receiving. The lock is provided with ring-shaped head piece provided with at least two extensions. The ring-shaped head piece may rotate about the spacer from front wall side thereof by means of head piece shoulder and annular groove formed in spacer surface. Seats are made in spacer so that the rollers are restricted from swiveling in the spacer and have trapezoid lower parts. Two opposite faces of inner body surface are mutually parallel; another faces are inclined one towards another. ^ EFFECT: increased efficiency. ^ 3 cl, 7 dwg |
