Mechanical position and electrical circuitry meet in the no-nonsense limit switch. These cost-effective input devices excel in tough environments and Mechanical position and electrical circuitry meet ...

For many years now a source for some of the smallest and cheapest home made CNC mechanisms has been the seemingly never-ending supply of surplus CD and DVD-ROM drives. The linear actuator that moves ...

The technical report is limited to automated valves normally operating in either a full open or full closed position. The boundary of the automated valve includes the following: limit switches and ...