Fluid handling – With indicator – register – recorder – alarm or inspection means – Position or extent of motion indicator
Patent
1997-04-14
2000-06-27
Rivell, John
Fluid handling
With indicator, register, recorder, alarm or inspection means
Position or extent of motion indicator
236 93R, F16K 3700
Patent
active
060794410
ABSTRACT:
An apparatus for providing indication of valve position of a manual valve is disclosed for a valve having a rotary, operating assembly journaled in a housing, the operating assembly comprising a handwheel, a bushing fastened to the handwheel, and a spindle threadedly engaged to the bushing to cause translation of the spindle in response to rotation of the handwheel and the bushing, the apparatus for enclosure in the housing comprising a hub coupled to the bushing for transmitting rotary motion in response to rotation of the bushing; translation means for translating the rotary motion into an electrical signal; and circuitry means responsive to the electrical signal for indicating position of the valve.
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Butler Ronald G.
Houck Wayne R.
Lehman John R.
Miller Roy D.
ITT Manufacturing Enterprises Inc.
Lombardi M. J.
Rivell John
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