A push button switch is a control switch that uses a certain part of the human body to apply force and has a spring stored energy to reset.
Push Button Switch-PB1S-Illuminated raised push button
Push Button Switches Applications - Electronic Expeditors - Blog
What are the push button switches commonly used by electricians
LA39-A1-02CXS/k,Selector Switch,Siemens APT - Quisure
Push Button Switches: Types, Uses, Features and Benefits
LA39-C1-11/y-H,Push Button Switch,Siemens APT - Quisure
AD16-16A/b23,Indicator Lamp,Siemens APT - Quisure
A Complete Guide to Push Button Switches by Eaton
Momentary Small Push Button w/ 6' Wound Cord (Red): : Industrial & Scientific