How do these buttons (from a Lego circuit board) work? A rubber pad presses on them, but they don't appear to be three-dimensional; looks like they're printed directly on the board and
Insanity 4004: Conductive Pad Keypad footprint
Button Pad 4x4 - Breakout PCB - COM-08033 - SparkFun Electronics
Off the Shelf Conductive Carbon Pills for Rubber Keypad from China manufacturer - Xiamen Better Silicone Co., Ltd
Rubber Buttons Key Pad Pads with Carbon Conductive Custom Made Silicone Button - China Silicone Rubber Cover, Silicone Button | Made-in-China.com
Technical Tips for PCBs - Copper Thickness, Controlled Impedance, and more! | PCB Universe
Rubber Keypad Comparison - Conductive and Non-Conductive Construction
How Does A Silicone Rubber Keypad Work-Conductive Rubber Button Pad
How Does A Silicone Rubber Keypad Work-Conductive Rubber Button Pad
Silicone Rubber Keypad Assemblies - Pannam
Button Pad Hookup Guide - SparkFun Learn
Silicone Conductive Rubber Adhesive Button Pad Keypads For Nintendo Switch PRO Controller Gamepad conductive adhesiveFor NS PRO - AliExpress
LED Compatible Transparent/Conductive 4X4 Keypad Silicone Rubber Button Pad for MIDI Controller Keyboard - China Rubber Button Pad, MIDI Buttons | Made-in-China.com
How Does A Silicone Rubber Keypad Work-Conductive Rubber Button Pad
Silicone Dynamics Custom Silicone Rubber Buttons and Keypads
pcb - Best way to make connection with rubber contact pad - Electrical Engineering Stack Exchange
Conductive Rubber Button PCB Pads – IBEX Resources
China Supplier Customized PCB Conductive Silicone Rubber Keypad Button - China Rubber Button, Switch Button | Made-in-China.com
Button Pad Hookup Guide - SparkFun Learn
Conductive silicone rubber button/ 4x4 button pad design silicone - YouTube
Silicone rubber keypad - Wikipedia
Amazon.com: New Silicone L R Conductive Rubber Adhesive Button Pad Keypad for PS4 JDS 011 001 030 040 055 Controller (JDS-030 JDS-040) : Video Games
