Title:
LINEAR INDICATOR FOR A VALVE
Document Type and Number:
WIPO Patent Application WO2002086365
Kind Code:
A9
Abstract:
A valve position indicator for a valve stem (10) has an adapter (50) with a closed-valve cam (100) on one side and an open-valve cam system (200) on the other. Each system (100, 200) has a holder (102, 202) movable between a pinnacle (72) and a nadir (74). Each holder (102, 202) has a finger (104, 204) at its upper end contacting a respective ridge (62, 64) of position a indicator (60). At the opposite end of each holder (102, 202) is a biasing spring (106, 206). Depending on the valve position, either no portion of indicator (60), only a portion (A) or of all of the indicator (A and B) is above the threshold (70). Each holder (102, 202) has an adjustable member (108, 208) for cooperation with a switch (120, 220) to indicate the closed and open position.
Inventors:
PIMOUGUET OLIVIER DENIS
Application Number:
PCT/US2002/012503
Publication Date:
September 04, 2003
Filing Date:
April 19, 2002
Export Citation:
Assignee:
ASCO CONTROLS LP (US)
International Classes:
F01L3/24; F16K37/00; (IPC1-7): F16K37/00
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