Adding another pole to the SPDT creates a double-pole, double-throw (DPDT) switch. Basically two SPDT switches, which can control two separate circuits, but are always switched together by a single actuator. DPDTs should have six terminals. A DPDT circuit symbol, and a 6-terminal DPDT rocker switch.
Similarly one may ask, what is a tactile keyboard?
A keyswitch is tactile if it has a bump in its response to finger pressure at or near the engagement point where the keypress registers and before the key bottoms out at the end of its travel. A keyboard is tactile if it is made with tactile keyswitches.
How does the push button work?
Construction. A push button switch is a small, sealed mechanism that completes an electric circuit when you press on it. When it's on, a small metal spring inside makes contact with two wires, allowing electricity to flow.
How does a push to make switch work?
A push to make switch allows electricity to flow between its two contacts when held in. When the button is released, the circuit is broken. This type of switch is also known as a Normally Open (NO) Switch.