Method of producing connector fittings for pipes

Details Method of producing connector fittings for pipes Method of producing connector fittings for pipes

1976-08-16

1977-10-04

Gilden, Leon

Metal deforming

By use of closed-die and coacting work-forcer

Forcing work into or within closed die; e.g., forging

72377, B21D 2200

Patent

active

040517098

ABSTRACT:
A method of producing connector fittings for pipes by using press machine comprising the steps of forming a semicircular recess in the upper surface of each of a pair of blanks placed in parallel and contact with each other as a first step, and forming a semicircular inner recess for holding flange of a pipe simultaneously with forming a pair of parts in which bolt holes are formed.

REFERENCES:
patent: 797487 (1905-08-01), Baker
patent: 1410093 (1922-03-01), Dallmeyer et al.
patent: 2748932 (1956-06-01), Kaul

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