| 摘要 |
1333536 Locking devices COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL 22 March 1972 [22 March 1971] 13367/72 Heading E2A In a locking device for a drawer housing and providing connections to electrical equipment a retractible cam 16 is engageable with respective sides of a stop 21 fast with a front panel 20 of a rack. The-drawer is stopped by the cam engaging the stop before the drawer is fully closed, the cam then being retracted by turning in one direction f 1 , a button 14 which is then pushed inwardly and rotated in the opposite direction so that the cam engages behind the stop. By completely turning down the button the reaction of the cam against the stop pusher the drawer pins 24, Fig. 1 (not shown) of the electric equipment into a socket 25. An angle bracket 31, Fig. 6 (not shown) is fixed to the drawer whereby the cam abuts a wing thereof to ensure that the cam turning movement is restricted to 90‹. |
