Closure fasteners – Bolts – Sliding
Patent
1978-01-31
1979-12-18
Frazier, Roy D.
Closure fasteners
Bolts
Sliding
292150, 292DIG37, E05C 110
Patent
active
041791436
ABSTRACT:
A fixed latch lock structure including a housing, at the rear and the front of which is symmetrically located a hole at each end with a movable shaft latch passing through. The shaft latch can be latched forward in a fixed hole in a fixed stand manually and can promptly press back automatically from the latching position to where it was by the controlling of the following installation: a control plate in the housing, a spring sheet at the bottom of the housing and the spring extending around on the shaft latch.
REFERENCES:
patent: 475368 (1892-05-01), Welch
patent: 914065 (1909-03-01), Newhart
patent: 1198509 (1916-09-01), Anderson
patent: 3768847 (1973-10-01), Buck, Jr. et al.
patent: 3893721 (1975-07-01), Upton
Flocks Karl W.
Frazier Roy D.
Lyddane William E.
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