Supports: cabinet structure – Gang-bar type locking or latching means – Concealed
Patent
1987-02-06
1987-12-08
Sakran, Victor N.
Supports: cabinet structure
Gang-bar type locking or latching means
Concealed
312215, 312221, E05C 706
Patent
active
047115050
ABSTRACT:
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.
REFERENCES:
patent: 1063844 (1913-06-01), Swanson
patent: 1139940 (1915-05-01), Westmoreland
patent: 3909090 (1975-09-01), Breckner et al.
patent: 4272138 (1981-06-01), Stark
patent: 4298236 (1981-11-01), Laroche
patent: 4303287 (1981-12-01), Taplin
patent: 4355851 (1982-10-01), Slusser
patent: 4429930 (1984-02-01), Blouin
patent: 4447098 (1984-05-01), Parker
Fay Charles R.
Sakran Victor N.
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