Metal working – Means to assemble or disassemble – Coupling to conduit
Patent
1991-09-11
1993-04-20
Watson, Robert C.
Metal working
Means to assemble or disassemble
Coupling to conduit
B23P 1902
Patent
active
052030628
ABSTRACT:
Apparatus (3) for pressing an inner ring (2) into a pipe (1) comprising a clamp base (8), a means (5) for pressing the inner ring along the axis of the pipe and a means for generating a force (6), all of them being located on the apparatus body wherein advancement of the pressing means permits an inner ring (2) held in the pressing means to be inserted into the end of a pipe which is held fixed in a clamp base (8). The pressing means has a ring holder (16) at its forward end for detachably holding the inner ring (2) to be inserted. The force generating means are supported by the apparatus body and comprise a pinion (21) engaged with a rack (5a).
REFERENCES:
patent: 1094978 (1914-04-01), Church
patent: 1393789 (1921-10-01), Kellenberger
patent: 2336262 (1943-12-01), Krasberg
patent: 3157112 (1964-11-01), Truhon
patent: 4785517 (1988-11-01), Takano
Nippon Pillar Packing Co. Ltd.
Watson Robert C.
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