H - Electricity – 01 – H
Patent
H - Electricity
01
H
340/175
H01H 13/70 (2006.01) H01H 13/705 (2006.01)
Patent
CA 1294020
ABSTRACT A full sized electronic keyboard with full travel keybuttons provides switches for controlling an electronic typewriter or for controlling other devices. The keyboard has a structure designed for reducing part count and switch component part size and for simplifying assembly to minimize manufacturing cost. The structure has integral one piece parts for accommodating several keybutton actions. The integral one piece parts include a main frame, a sheet steel spring, a rubber dome switch member, and a printed circuit switch panel.
583436
Curley Charles M.
Longrod Scott J.
Shapiro Cohen
Smith Corona Corporation
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