Tactile element and keyboard including the tactile element

Details Tactile element and keyboard including the tactile element Tactile element and keyboard including the tactile element

H - Electricity

01

H

306/305, 197/53,

H01H 13/14 (2006.01) H01H 9/00 (2006.01) H01H 13/702 (2006.01)

Patent

CA 1124294

TACTILE ELEMENT AND KEYBOARD INCLUDING THE TACTILE ELEMENT Abstract of the Disclosure: A tactile snap-action element for use in keyboards, the element comprising an arcuately shaped invertible dome defining a first contour and a dome actuating protrusion defining a second contour, the protrusion being integral with the dome and being non-invertible. The element is operated by an actuation force which acts directly or in- directly through the non-inverting protrusion to invert the first contour and to provide tactile feedback. The key- board includes a plurality of keys, each key comprising an element, a conductive circuit associated with the first con- tour and moveable with the inversion of the first contour to electrically contact a second conductive circuit associ- ated with the element.

338072

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