Moisture monitoring and control system

Moisture sensitive irrigation valve control

Multiple fill level vehicle fuel system

Oxygen partial pressure controller for a pressure swing adsorpti

Oxygen supply system having a central flow control unit

Passive pressure relief device system based on thermobattery...

Passive, double acting, vacuum actuated vent valve

Piezoelectric hydraulic control valve

Pressure differential indicator with fire damper

Pressure regulator

Pressure switching valve device

Protective device for gas pressure vessels

Retrofittable fire-stop device

Rotary actuator valve closure apparatus

Safety valve for a compressed-gas tank

Selector valve for an aircraft on board oxygen generation system

Smoke, fire and air control damper

System for metering of breathing gas for accommodation of breath

Temperature compensating pressure regulator

Temperature compensator for pressure regulator