Pipe joints or couplings – Molded joint – Sprue
Reexamination Certificate
2006-03-21
2006-03-21
Hewitt, James M. (Department: 3679)
Pipe joints or couplings
Molded joint
Sprue
C285S294300, C285S010000, C285S374000
Reexamination Certificate
active
07014219
ABSTRACT:
A pipe joint includes at least a first and a second pipe. A section of the first pipe is opened out and a further section of the second pipe is inserted into the section, so that both pipes overlap in an overlap region. A gap is formed between the section and the further section, into which gap a free-flowing sealing medium can be introduced via an input passage. In the method, a first and a second pipe are fitted together, a sealing medium is introduced into the gap between the pipes via an input passage, air located in the gap escaping via at least one output passage, and the input passage and the output passage are closed. The sealing medium, preferably an epoxy-resin/glass-fiber mixture, ensures especially effective sealing of the pipe joint and also an especially stable frictional connection between the pipes.
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Hoppenz Andreas
Steding Dirk
Harness & Dickey & Pierce P.L.C.
Hewitt James M.
Siemens Aktiengesellschaft
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