Valves and valve actuation – Tube compressors
Patent
1990-02-20
1991-12-10
Fox, John C.
Valves and valve actuation
Tube compressors
251 9, F16K 702
Patent
active
050711024
ABSTRACT:
A pipe crimping tool which may be used to temporarily interrupt the flow of gas or liquid material through resilient pipe is characterized by jaws having a curved surface at the point of contact with a pipe, and a means, such as handles, for actuating the jaws to apply pressure to a pipe so as to restrict the flow of liquid or gas material through the pipe.
REFERENCES:
patent: 788603 (1905-05-01), Rowell
patent: 2064919 (1936-12-01), Kellam
patent: 2197310 (1940-04-01), Lincoln
patent: 3408034 (1968-10-01), Lau
patent: 4164223 (1978-08-01), Munib
Fox John C.
Killough B. Craig
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