Title:
SWITCH, KEYBOARD, AND METHOD FOR MANUFACTURING THE SWITCH
Document Type and Number:
Japanese Patent JP2017016763
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a switch capable of improving detection accuracy.SOLUTION: A membrane switch 1 comprises: a spacer 20 including a first opening 21; an upper adhesive layer 60 including a second opening 61 and provided on one side of the spacer; an upper sheet 50 including an upper electrode 52 and provided on the one side of the spacer via the upper adhesive layer; a lower adhesive layer 40 including a third opening 41 and provided on the other side of the spacer; a lower sheet 30 including a lower electrode 32 provided so as to mutually face the upper electrode via the first opening and provided on the other side of the spacer via the lower adhesive layer; and a pressing member 70 provided on a surface opposite to the surface on which the upper electrode is provided in the upper sheet. In a plan view, the upper adhesive layer includes at least one positioning hole 62 for relatively positioning the pressing member at the second opening in a region excluding the second opening.SELECTED DRAWING: Figure 4
Inventors:
INADA TOMOSADA
Application Number:
JP2015129563A
Publication Date:
January 19, 2017
Filing Date:
June 29, 2015
Export Citation:
Assignee:
FUJIKURA LTD
International Classes:
H01H13/704; H01H11/00
Attorney, Agent or Firm:
Eternal patent business corporation