Patent ID: 6393165
Filing Date: 2002-05-21
Classification: G06F

Abstract:
A touch pad module for controlling the movement of a cursor, comprising:a plate; two resilient arms which are formed from one piece with said plate, each of said resilient arms having one end formed integrally with said plate and a free end part opposite to said one end, each of said resilient arms being bendable to permit said free end part to resiliently move away from the plane of said plate; a touch control region formed at a front side of said plate; a control circuit unit disposed opposite to said touch control region at a rear side of said plate; and a switching unit provided on a rear side of each of said resilient arms and electrically connected to said control circuit unit, said switching unit having a movable contact member projecting resiliently from said rear side of the corresponding one of said resilient arms, wherein said plate includes a first pair of slit sections formed outwardly of said touch control region and respectively extending along said resilient arms, and a second pair of slit sections extending along said resilient arms and opposite to said first pair of slit sections, each of said resilient arms extending between one of said first pair of slit sections and one of said second pair of slit sections.