ANTITHEFT DEVICE SAFETY UNIT

摘要

mechanical engineering; transport engineering. SUBSTANCE: proposed safety unit has bushing 1 with intersecting holes 2 and 4, protected fastener 3 and protecting fastener 7. Bushing 1 is furnished with freely fitted plug 5 with cross threaded hole 6. Diameter of this hole is smaller than diameter of through hole 4 in side wall of cylindrical part of bushing 1. Fastener 7 passes through holes 4 and 6. EFFECT: improved protection against unauthorized access to one of fasteners. 1 dwg