Cylinder lock has rotary core, identification blocks, key, pins, protuberances and recesses and slide system

摘要

The main body (3) incorporates the cylinder rotary core (4) and identification block for the key (2). An extra identification block for the key is set in the rotary core so that the block is connected to the identification block of the key, for transmitting force. The extra identification block consists of pins (5) and a slide system (9) with contact protuberances (10) positioned on the circle of recesses (7).