Raindrop counter and control system for irrigation systems
Rainfall control for irrigation systems
Recreational vehicle safety system
Remote controlled hose valve
Retrofittable fire-stop device
Rotary actuator valve closure apparatus
Safety underwater pressure regulator
Safety valve for a compressed-gas tank
Safety valve system
Scuba buoyancy control valve
Scuba regulator
Selector valve for an aircraft on board oxygen generation system
Self-servicing hydraulic tensiometer with electrical switching a
Sensor system
Sensor system
Shut-off system for preventing water damage
Smart water timer
Smoke, fire and air control damper
Soil moisture control system and method
Soil Moisture monitor