Key button switches

Details Key button switches Key button switches

H - Electricity

01

H

H01H 13/10 (2006.01) H01H 13/70 (2006.01) H01H 13/705 (2006.01)

Patent

CA 2090001

Title: IMPROVEMENTS IN OR RELATING TO KEY BUTTON SWITCHES Abstract: A key button structure for a keyboard of a data input device comprises a plastics base plate having an opening defining a switch site for a push button biassed to a raised inoperative position by a resiliently flexible elastomeric membrane integral with the base plate. Single and multi-button assemblies are disclosed in which the push button(s) are located on guide means integral with the base plate and the key button structure is secured to a carrier by attachment means Integral with the base plate.

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