249310 ⎘
Fluid handling; With indicator, register, recorder, alarm or inspection means; Position or extent of motion indicator; Indicator element rigidly carried by the movable element whose position is indicated Movable indicator element is a pointer
Sub-classes:Valve position indicator
#2Valve position indicator
#3Systems and methods for torque isolation valve actuator
#4Valve position indicator
#5Valve actuators principally for water-circulation systems of swimming pools or spas
#6Gas pressure regulator
#7Universal adapter assembly for valve actuator
#8Valve actuator indicator arrangement
#9Actuator with brushless DC motor
#10Butterfly valve utilizing spring for consistent disk placement
#11Handwheel for hydraulic valve provided with opening level indicator
#12Visual ram position indicator apparatuses and methods
#13Method and apparatus for mounting a control valve positioner
#14Blowout preventer monitoring system and method of using same
#15Rotary valve position indicator
#16Valve stem nut wear analysis apparatus and method
#17Hopper tee with wear port
#18Low profile hydraulic actuator
#19Visual ram position indicator apparatuses and methods
#20Valve stem nut wear analysis apparatus and method
#21External position indicator of ram blowout preventer
#22Blowout preventer monitoring system and method of using same
#23Mechanical position indicator
#24Pressure management hydraulic control valve
#25Hydraulic actuating device for a sliding stem control valve assembly
#26Plug valve indicator
#27Air release valve
#28Adjustable shutoff valve
#29Side-mounted position indicator for flapper check valve
#30Meter bar and metering system
#31Hydraulic flow control valve with flow rate setting adjustability
#32Pressure regulator
#33Field adjustable control valve assembly and field adjustment module
#34Preset shower setting assembly
#35Low-torque choke valve for well automation