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Key With Electrical Tactile Feedback

IP.com Disclosure Number: IPCOM000048841D
Original Publication Date: 1982-Mar-01
Included in the Prior Art Database: 2005-Feb-09

Publishing Venue

IBM

Related People

Authors:
Berstis, V [+details]

Abstract

Keyboard key 10 (Fig. 1) has a single moving part which consists of key cap 11 attached to one end of movable plunger 12. Plunger 12 has a permanent magnet 13 embedded in it where one pole of the magnet terminates at the distal end. An integral collar 14 functions to stabilize plunger 12 and limits its upward travel.