Spring-loaded case hook

Details Spring-loaded case hook Spring-loaded case hook

2006-08-23

2008-03-18

Kramer, Dean J (Department: 3652)

Handling: hand and hoist-line implements

Hand-hook type

C294S019200

Reexamination Certificate

active

07344172

ABSTRACT:
A spring-spring loaded case hook including a handle, a spring casing engaged to the handle, the spring casing having a hook end and a handle end, a hook having a shaft, a portion of the shaft being disposed in the spring casing, a stop engaged to the hook, the stop being constructed and arranged for positioning in the spring casing, the stop and the portion of the shaft being constructed and arranged for slidable positioning within the spring casing and at least one first spring disposed in the spring casing, the spring disposed about a portion of the shaft within the spring casing, the spring comprising a first end and a second end, the first end being proximate to the stop and the second end being proximate to the hook end of the spring casing.

REFERENCES:
patent: 1623497 (1927-04-01), Rurup
patent: 2542665 (1951-02-01), Gustafson
patent: 2586245 (1952-02-01), McRae
patent: 3863377 (1975-02-01), Leonard
patent: 4601505 (1986-07-01), Chilton
patent: D311482 (1990-10-01), Morton
patent: 5171052 (1992-12-01), Cunningham
patent: 5351365 (1994-10-01), Hauck
patent: D385076 (1997-10-01), Milbury
patent: 6591986 (2003-07-01), Soehnlen et al.
patent: 7159260 (2007-01-01), Hansen

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