Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1975-02-11
1976-10-19
Moon, Charlie T.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29455R, 29511, 137268, 285156, B21D 5300, B21K 2900, B23P 1526
Patent
active
039862402
ABSTRACT:
A sphere-passing tee is made up of a sphere-guiding tube having each end held within a tapering end portion of a one-piece outer tube. Each tapering end portion of the outer tube is formed thereon by forcing it into a die. The outer tube is preferably provided with the branch outlet of the tee by an extrusion process.
REFERENCES:
patent: 691454 (1902-01-01), Dies
patent: 2797704 (1957-07-01), McDermott et al.
patent: 3511272 (1970-05-01), Lathrop
patent: 3524466 (1970-08-01), Van Scoy
Moon Charlie T.
Sun Forge Operations Limited
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