Patent ID: 6556186
Filing Date: 2003-04-29
Classification: G05G,G06F,H01H

Abstract:
A keyboard input device comprising:a membrane switch having a plurality of contacts; a plurality of control keys arranged on said contacts so as to operate said membrane switch; a base for placing said membrane switch thereon; and a pointing device mounted on said base and having a control member including an operating portion and a plurality of sensing elements, said control member being mounted on a mounting member, wherein said pointing device is mounted on said base by a plurality of mounting connections spaced apart from the operating portion of said control member, each of said mounting connections comprising a mounting hole on one of said mounting member and said base, and a projection on the other of said mounting member and said base, said projection extending through said hole and being joined thereto by caulking, and wherein said operating portion of said pointing device is placed among said plurality of control keys.