Forming process

Details Forming process Forming process

1980-06-05

1983-07-12

Combs, Ervin M.

Metal working

Method of mechanical manufacture

Shaping by direct application of fluent pressure

72 58, 72 61, B21D 2602, B23P 1700

Patent

active

043922929

ABSTRACT:
A method and apparatus for production of couplings for joining together sections of metal tubing, the couplings being of the type comprising sockets having e.g. an annular recess carrying a filler metal, whereby the filler metal comprises a plastic composition which is applied under pressure to a selected internal area of a section of deformable tubing, thereby to form an indentation containing a deposit of plastic composition.

REFERENCES:
patent: 588804 (1897-08-01), Parish
patent: 616764 (1898-12-01), Bourke
patent: 1879663 (1932-09-01), Dreyer
patent: 2027285 (1936-01-01), Parker
patent: 2975510 (1961-03-01), Heuss et al.
patent: 3095973 (1963-07-01), Buigne
patent: 3130771 (1964-04-01), Peyton
patent: 3287949 (1966-11-01), Skinner
patent: 3432887 (1969-03-01), Poux et al.
patent: 3885298 (1975-05-01), Pogonowski
patent: 4109365 (1978-08-01), Tygart

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