Closure fasteners – Cross bars – Screw-operating means
Patent
1979-11-08
1982-03-30
Moore, Richard E.
Closure fasteners
Cross bars
Screw-operating means
292 1, E05C 304
Patent
active
043221017
ABSTRACT:
An adjustable spring latch for doors of coke ovens or the like. The latch includes springs which urge the door into tight engagement with the jamb. The force exerted by the springs can be adjusted by turning a spindle. The latch also includes sight pins which afford a visual indication of the force exerted by the springs.
REFERENCES:
patent: 1973228 (1934-09-01), Schott
patent: 2798752 (1957-07-01), Doll
patent: 3493256 (1970-02-01), Ramler
patent: 3886840 (1975-06-01), Bossler
Kelly Calvin E.
Nicely Thomas E.
Moore Richard E.
Riesmeyer W. F.
United States Steel Corporation
Wood Walter P.
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