LandOfFree - US Patents - Listing for Valves and valve actuation

Valves and valve actuation – Electrically actuated valve – Remote or follow-up control system for electrical actuator

Switching device

Valves and valve actuation – Mechanical movement actuator – With pivoted valves

Switching valve assembly for fluid motor-driven injector pump

Valves and valve actuation – With correlated flow path – Valve operated by joining flow path sections

Swivel coupling for hose

Valves and valve actuation – Blow-out preventers

Swivel joint

Valves and valve actuation – Valve – Removable seat engaging element

Swivel valve

Valves and valve actuation – With correlated flow path – Valve operated by joining flow path sections

Swivelable connector for tubular conduits

Valves and valve actuation – With correlated flow path – Valve operated by joining flow path sections

Swivelable quick connector assembly

Valves and valve actuation – Electrically actuated valve – With means to bias valve open

System and method for controlling a solenoid valve,...

Valves and valve actuation – Electrically actuated valve – Remote or follow-up control system for electrical actuator

System and method for improved installation and control of...

Valves and valve actuation – With means for blocking or disabling actuator – Attachments

System and method for restricting access to a valve

Valves and valve actuation – Electrically actuated valve – Rotary electric actuator

System and method of step detection for a stepper motor

Valves and valve actuation – With correlated flow path

System and method of use for a refrigerant quick-connect...

Valves and valve actuation – Biased trip – Electrical trip actuation

System for actuating an electrical valve from a remote location

Valves and valve actuation – With correlated flow path – Tank

System for connecting valve units for gas water-heaters to...

Valves and valve actuation – Electrically actuated valve – Remote or follow-up control system for electrical actuator

System for controlling electromagnetically actuated valve

Valves and valve actuation – Electrically actuated valve – Having means to produce digital pulses

System for controlling electronic expansion valve provided in re

Valves and valve actuation – Electrically actuated valve – Having element dimensionally responsive to field

System for controlling fluid flow

Valves and valve actuation – With material guide or restrictor – Valve at point of greatest restriction

System for influencing the rheological properties of a...

Valves and valve actuation – Valve – Seats

System with imperviousness joint compressed between two non-para