Method of manufacturing a gate valve body

Details Method of manufacturing a gate valve body Method of manufacturing a gate valve body

1981-09-08

1984-04-24

Moon, Charlie T.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

29423, 29557, 29558, 251329, 408 1R, B21D 5300, B21K 2900, B23P 1502, B23P 1504

Patent

active

044439202

ABSTRACT:
There are disclosed two embodiments of a gate valve having a forged body in which a generally rectangular cavity to receive the gate for opening and closing each flowway through the body is formed by drilling a first hole within the forging from which the body is to be made, and then drilling at least one other hole within the forging which is parallel to and overlaps a prior drilled hole therein.

REFERENCES:
patent: 1858927 (1932-05-01), Gray et al.
patent: 2011484 (1935-08-01), Harman
patent: 2156692 (1939-05-01), Hixon
patent: 2334855 (1943-11-01), Zinkil
patent: 2807875 (1957-10-01), Snyder
patent: 3197175 (1965-07-01), Siepmann
patent: 4319736 (1982-03-01), Muller et al.

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