One style of low-profile keypad assembly is the conventional flexible membrane keypad where the switch circuitry is screen-printed. Silver conductive polymer inks are printed onto 1.25 mm (0.005 ...

A line of custom membrane switches features precise graphic-icon and key-ring lighting in an ultrathin package for OEM applications where capacitive and mechanical switches may be too thick. The 0.081 ...

Membrane-switch pads often serve as a way of giving an operator interface distinctive graphics or an attractive look. The overlay or top layer of the switch is screen-printed with graphics (usually on ...

Sometimes, people want to clean up polluted water, by removing spilled oil from its surface. Other times, they want to purify oil-based fuel, by removing water from it. An inexpensive new "smart" ...