Pipe joints or couplings – With assembly means or feature – Particular tool-engaging means or with tool
Reexamination Certificate
2004-08-26
2008-09-09
Dunwoody, Aaron M (Department: 3679)
Pipe joints or couplings
With assembly means or feature
Particular tool-engaging means or with tool
C285S112000, C285S419000, C285S420000, C138S155000
Reexamination Certificate
active
07422246
ABSTRACT:
A remote pipe coupling system includes a first pipe, a second pipe and a pipe coupling. The pipe coupling is adapted to couple the first pipe and the second pipe and it has a loose position and a tightened position. A guide is operably connected to the pipe coupling and the first pipe such that the pipe coupling can move from an open position to a coupled position. The system includes a device to remotely move the pipe coupling along the guide from the open position to the coupled position. The system also includes a device to change the pipe coupling from the loose position to the tightened position.
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Dunwoody Aaron M
Hill Nancy E.
Hill & Schumacher
Kee Fannie
Straub Tadco Inc.
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