Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1978-10-04
1983-02-15
Crane, Daniel C.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29463, 251326, 251329, B23P 1500, F16K
Patent
active
043732429
ABSTRACT:
A wedge gate valve is manufactured from plate steel which comprises machining the valve body from steel plate to provide inlet and outlet body sides which are identical and which are bolted together to form a non-cast, non-forged and non-welded gate valve particularly well suited for nuclear class service.
REFERENCES:
patent: 1801237 (1931-04-01), Hanson
patent: 2065035 (1936-12-01), Taylor
patent: 2627651 (1953-02-01), MacGregor
patent: 3152786 (1964-10-01), Soderberg et al.
patent: 3176956 (1965-04-01), Englert et al.
patent: 3190305 (1965-06-01), Schulze
patent: 3377049 (1968-04-01), DeFrees
Allis-Chalmers Corporation
Conrad Timothy R.
Crane Daniel C.
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