|
US2021025411A1
|
|
Manual hydraulic override pumps for use with actuators
|
|
US2020102941A1
|
|
Apparatus to prevent side load in hydraulic override pumps
|
|
US2020081410A1
|
|
Maximum Force Logging and Operational Performance Prognostics for Process Control Devices
|
|
US2017285607A1
|
|
System and method for self-calibration of an actuator
|
|
US2018045327A1
|
|
Thermal volume control for an actuator assembly
|
|
WO2017147846A1
|
|
Methods and apparatus for automatically detecting the failure configuration of a pneumatic actuator
|
|
US2017122416A1
|
|
Rotary actuators with chain operated cams
|
|
US2016273561A1
|
|
Control fluid power apparatus and related methods
|
|
US2016147777A1
|
|
Methods and apparatus of using customizable templates in initializing process control devices
|
|
US2015008904A1
|
|
Absolute positions detectors
|
|
US2014326129A1
|
|
Methods and apparatus for adjusting actuator output torques
|
|
CA2955431A1
|
|
Rotary valve actuators having partial stroke damping apparatus
|
|
CA2766270A1
|
|
Methods and apparatus to charge accumulator apparatus
|
|
US2008128031A1
|
|
Draining system for valve actuator/valve stem protector assemblies
|
