Browse Prior Art Database

Keyboard Switch

IP.com Disclosure Number: IPCOM000066923D
Original Publication Date: 1979-May-01
Included in the Prior Art Database: 2005-Feb-20

Publishing Venue

IBM

Related People

Authors:
Bersot, JD Paulson, TM [+details]

Abstract

An electronic keyboard includes a rotary selection wheel switch which may be rotated to plural positions to define different output conditions. A modified keybutton switch is incorporated on the electronic keyboard and is responsive to wheel rotation, thereby minimizing manufacturing costs.