Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1978-04-12
1980-04-22
Jones, Jr., James L.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29237, 81425A, B23P 1904
Patent
active
041987381
ABSTRACT:
A special purpose tool for assembling an elbow joint wherein a rubber gasket is compressed into a collar surrounding a pipe and the collar secured against the elbow member flange so that a clamp may be affixed is disclosed. The device consists of opposed, bifurcated jaws, each jaw having an integral lever and a common adjustable pivot for said levers, said jaws being bifurcated to define arcuate configuration with an upper and a lower gripping flange extending outwardly from, respectively, the upper and lower jaws of said device. The gripping flanges urge the collar and elbow flange together so that a clamp may be affixed therearound.
REFERENCES:
patent: 1085461 (1914-01-01), Michaelis
patent: 3571894 (1971-03-01), Bilka
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