Universal gas valve key

Details Universal gas valve key Universal gas valve key

2006-06-06

2006-06-06

Meislin, Debra S (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Rigid jaws

C081S177200

Reexamination Certificate

active

07055412

ABSTRACT:
A gas valve key is provided having a handle; a longitudinal shaft attached to one end of the handle; and a socket attached to another end of the shaft. The socket has a plurality of cascaded valve stem receiving cavities formed within the socket. Each of the plurality of receiving cavities has successively reduced dimensions, including a first largest cavity forming an opening on one end of the socket. The plurality of cascaded receiving cavities are adapted to receive a valve stem of differing dimensions.

REFERENCES:
patent: 2054978 (1936-09-01), Hoelscher
patent: 3877327 (1975-04-01), Erm
patent: 4542666 (1985-09-01), White
patent: 5813296 (1998-09-01), Hoff et al.
patent: 6131604 (2000-10-01), Harriss
patent: 6176160 (2001-01-01), Ruhlander et al.
patent: 6269717 (2001-08-01), Bollinger
Website: www.cjshomedecor.com; shut-off valves. (2 pages), Feb. 13, 2004.
Website: www.stonemfg.com; “Fireplace Gas Keys and Valve Covers” (3 pages), Feb. 13, 2004.

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