Device for indicating the operative position of a valve

Details Device for indicating the operative position of a valve Device for indicating the operative position of a valve

1977-04-01

1979-01-09

Yasich, Daniel M.

Signals and indicators

Indicators

Valve position

116271, 137553, F16K 3700

Patent

active

041332881

ABSTRACT:
A rotary actuator for a valve is associated with an indicator mechanism provided entirely exteriorily to the housing of the valve and out of axial alignment with the valve spindle. The indicator rotates with an actuating member of the valve and is movable relative to a surface of the actuating member to provide a visual and tactile indication of the operative position of the valve.

REFERENCES:
patent: 783447 (1905-02-01), Meloon
patent: 1107800 (1914-08-01), Joynes
patent: 1806462 (1931-05-01), Hopkins
patent: 2930344 (1960-03-01), Brasel
patent: 3134570 (1964-05-01), Jarrett
patent: 3554160 (1971-01-01), Fortune et al.

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