Release mechanism for a valve of a fire extinguishing installati

Reusable initiator for use in triggering high-load actuators

Seatbelt pre-tensioner

Secondary timer for program timer

Seismic initiator for earthquake shutoff valves and the like

Seismic trigger

Semi-automatic contact insertion tool

Serial release mechanism and drainage monitor embodying the same

Shock actuated unit

Shock detecting device

Shock detecting device

Shock responsive actuator

Shock responsive device

Snap-action spring drive for load-reversing switches of multiple

Spring return for motor driven loads

Stored energy ejector mechanism

Switch or control cable arrangement and method of using the same

Thermostat resetting device

Timer latch mechanisms

Timing relay having an electric motor device