Chain lock

Details Chain lock Chain lock

2007-08-07

2007-08-07

Jones, David B (Department: 3725)

Chain, staple, and horseshoe making

Chains

Links

C059S087000, C059S093000

Reexamination Certificate

active

10554563

ABSTRACT:
A chain lock has two lock parts (1) which can be displaced in the longitudinal direction of the lock in order to open and close the lock. Each lock part (1) has a journal (5) which is arranged on one end and a pocket (6) which is arranged on the other end. The journal (5) of one lock part (1) fits, respectively, into the pocket (6) of the other lock part (1). The journals (5) and the pockets (6) are both similar in height (H) to the inner width of the lock and each journal (5) has several retaining frames (7, 8), associated with several retaining grooves (13, 14) in the pocket (6) of the other lock part (1).

REFERENCES:
patent: 4090357 (1978-05-01), Smith
patent: 6021634 (2000-02-01), Brodziak
patent: 6223517 (2001-05-01), Bogdan et al.
patent: 7024849 (2006-04-01), Benecke et al.
patent: 8320392 (1983-08-01), None
patent: 29811332 (1998-09-01), None
patent: 2333170 (1977-06-01), None

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