Wrench assembly

Details Wrench assembly Wrench assembly

2006-10-10

2006-10-10

Wilson, Lee D. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Rigid jaws

C081S121100, C081S125000

Reexamination Certificate

active

07117766

ABSTRACT:
A wrench assembly includes a plate that has a first side, a second side, a first end edge, a second end edge, a first side edge and a second side edge. The plate has an end opening therein extending into the first side and outwardly of the second side. The end opening is elongated and has a shape configured for engaging the wing head. The end opening is positioned nearer to the first end edge than the second end edge. A wing head, attached to a drain plug, may be engaged with and rotated by the plate.

REFERENCES:
patent: 1129049 (1915-02-01), Smith
patent: 1529075 (1925-03-01), McIntyre
patent: D130756 (1941-12-01), Howard
patent: 3590895 (1971-07-01), Wirtanen
patent: 3733938 (1973-05-01), Smith
patent: 3772943 (1973-11-01), Itano
patent: D268473 (1983-04-01), Rust
patent: D287927 (1987-01-01), Zankich
patent: D288893 (1987-03-01), Epstein
patent: 5699701 (1997-12-01), Cotten, Jr.
patent: D416178 (1999-11-01), Moore et al.
patent: D420263 (2000-02-01), Wei
patent: 6131492 (2000-10-01), Mai
patent: D442836 (2001-05-01), Hunter
patent: 6912936 (2005-07-01), Hume
patent: 2005/0166714 (2005-08-01), Fowler

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