Metal working – Means to assemble or disassemble – Coupling to conduit
Reexamination Certificate
2007-12-21
2010-06-08
Wilson, Lee D (Department: 3727)
Metal working
Means to assemble or disassemble
Coupling to conduit
C029S270000, C254S025000, C254S021000
Reexamination Certificate
active
07730598
ABSTRACT:
A conduit disconnect tool is fabricated from a hollow tubular member having one end angled with respect to the longitudinal axis of the hollow tubular member and formed with a fork configuration at that end. The opposite end of the tool is milled to provide a semi-cylindrical section. Either end may be impinged on a fitting release plate to effect and permit removal of conduit from the fitting.
REFERENCES:
patent: 598306 (1898-02-01), Hendersen
patent: 1043369 (1912-11-01), Smith
patent: 1101845 (1914-06-01), Graue
patent: 3587121 (1971-06-01), Morrow
patent: 5909910 (1999-06-01), Shaffer
patent: 6308390 (2001-10-01), Sullivan
patent: 6901621 (2005-06-01), Bruneau
patent: 7178878 (2007-02-01), Rompel
patent: 7438279 (2008-10-01), Eby et al.
patent: 2009/0160180 (2009-06-01), Kurtz
Invention Disclosure Agreement No. 03-469 dated Oct. 18, 2003 from Gerald A. Wallace for a tool for releasing air lines on push in fittings on trucks and trailers.
Banner & Witcoff Ltd
Lisle Corporation
Wilson Lee D
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