In one type of micro switch, internally there are two conductive springs. A long flat spring is hinged at one end of the switch (the left, in the photograph) and has electrical contacts on the other.... [read more]

The first micro switch was invented by Peter McGall in 1932 in Freeport, Illinois. McGall was an employee of the Burgess Battery Company at the time.... [read more]

Micro switch is an electric switch that is actuated by very little physical force, through the use of a tipping-point mechanism, sometimes called an "over-center" mechanism.... [read more]

A Brief History of Flow Measurement|Flow measurement is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive-displacement flow meters accumulate a fixed volume of fluid and then count the number of t... [read more]

How Thermal Flow Meters Work... [read more]

How to Use Thermal Flow Meters... [read more]

Application Cautions for Thermal Flow Meters... [read more]

Thermal Flow Meters can be any of an assortment of devices meant to measure the speed of a mass as it passes through a closed space, usually a pipe. As a mass moves through a closed space, a thermal flow meter detects the flow rate by measur... [read more]

How to Use Differential Pressure Flow Meters... [read more]

Application Cautions for Laminar Flow Element Flow Meters... [read more]