With the progress of society, electricity has become an indispensable source of energy for every household. It is indispensable for daily life, such as washing, cooking and watching TV. I still remember when I was young, there was often power cut in the countryside. At that time, I didn't feel anyth

Button switch refers to the use of buttons to push the transmission mechanism, the moving contact and static contact press or disconnect and realize circuit switching switch. Button switch is a kind of simple structure, the application is very wide. In the electric automatic control circuit, it is u

In other words, there is a simple example of the momentary push-button switch; what is this? A momentary push-button switch is a button that, when engaged, does not stay in its position like a typical push-button switch.This switch only activates when physically pushed and will return to the actual