Coupling lock

Details Coupling lock Coupling lock

2005-07-05

2005-07-05

Stodola, Daniel P. (Department: 3676)

Joints and connections

Manually releaseable latch type

Having operating mechanism

C403S321000, C070S034000, C280S507000

Reexamination Certificate

active

06913413

ABSTRACT:
A coupling lock comprising a lock base having a hole includes a core member received in the hole of the lock base and a core plug at an end thereof running out of the hole of the lock base. A driving member, having two driving portions at opposite ends thereof, is coupled with the core member at the distal end of the plug. A locking assembly has two locking and two elastic members. Each of the locking members has two lateral ends pivoted on the lock base, and a hooking portion. The elastic members have ends fixed on the base and other ends resting against the locking members. A housing has a stepped central hole receiving and securing the core in a larger section thereof, and a locking plug inserted into a small section of the center hole of the housing and an annular locking slot receiving the hooking portions.

REFERENCES:
patent: 3820283 (1974-06-01), Acerra et al.
patent: 5138855 (1992-08-01), Faris
patent: 5664445 (1997-09-01), Chang
patent: 5987939 (1999-11-01), Pitisettakarn
patent: 6055832 (2000-05-01), Wyers
patent: 6364339 (2002-04-01), Lee
patent: 6379072 (2002-04-01), Brown et al.
patent: 6402181 (2002-06-01), Lee
patent: 6405572 (2002-06-01), Seamans
patent: 6419258 (2002-07-01), Grote
patent: 6457336 (2002-10-01), Bremicker
patent: 6543260 (2003-04-01), Koy et al.

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