E - Fixed Constructions – 05 – B
Patent
E - Fixed Constructions
05
B
70/50
E05B 37/00 (2006.01) E05B 65/46 (2006.01)
Patent
CA 1300912
ABSTRACT OF THE DISCLOSURE An interlock system for a filing cabinet or the like preventing any two drawers from being open at one time, the system using a generally vertical line of contacting balls as a lock, and means on each drawer to rigidify the line of balls upon the opening of a single drawer, and returning the line of balls to a loose, unlocked condition upon closing the drawer.
558275
Engineered Security Products Corporation
Ridout & Maybee Llp
LandOfFree
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