Positioning assembly for use with rotatable valves

Details Positioning assembly for use with rotatable valves Positioning assembly for use with rotatable valves

1984-12-28

1986-02-18

Walton, George L.

Valves and valve actuation

With means for blocking or disabling actuator

Released by non-valving actuator motion

16DIG12, 16111R, 74543, 74527, 251297, 251305, 403 93, F16K 3160, F16K 3500

Patent

active

045709017

ABSTRACT:
A positioning assembly for a rotatable valve having a valve body, a rotatable valve element and a valve stem rotatable with the valve element, the assembly including a handle with an engagement portion for engaging the valve stem and a positioning or indexing member carried by the valve body, positioning of the valve element being accomplished by flexure of the handle and selective engagement or disengagement with the positioning or indexing member.

REFERENCES:
patent: 2202645 (1940-05-01), Brandt
patent: 2239831 (1941-04-01), Sadvary
patent: 2335312 (1943-11-01), Rotheim
patent: 3009214 (1961-11-01), Thompson
patent: 3311128 (1967-03-01), Taylor
patent: 3329394 (1967-07-01), Overbaugh
patent: 3679170 (1972-07-01), Bernas et al.
patent: 3858843 (1975-01-01), Hartmann
patent: 3921955 (1975-11-01), Haddad, Jr.

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