Title:
KEY SWITCH DEVICE, KEY BOARD, AND ASSEMBLY METHOD OF KEY SWITCH DEVICE
Document Type and Number:
Japanese Patent JP2016035821
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a key switch device which inhibits the occurrence of a key ON state, and to provide a key board and an assembly method of the key switch device.SOLUTION: A key switch device 100 includes: a key top 102; a pair of link members 103 which are linked to each other and move up and down the key top; a frame member 106 which has a leg part 106b and a through hole 106c and rotatably fixes the link member; a housing panel 107 having a first surface to which the pair of link members and the frame member are fixed, a second surface located at the back side of the first surface, a through hole 107a into which the leg part is inserted, a through hole 107b through which dome rubber penetrates, and a screw hole 107c formed on the second surface and having a protrusion shape; a membrane sheet 104 to which the dome rubber is attached and facing the second surface; a support plate 105 facing the second surface through the membrane sheet; and a screw 108 fastened into the screw hole.SELECTED DRAWING: Figure 4
Inventors:
YAMASHITA DAISUKE
Application Number:
JP2014157891A
Publication Date:
March 17, 2016
Filing Date:
August 01, 2014
Export Citation:
Assignee:
FUJITSU COMPONENT LTD
International Classes:
H01H13/14; H01H11/00; H01H13/02; H01H13/702
Domestic Patent References:
| JP2002245889A | 2002-08-30 | |||
| JP2011009110A | 2011-01-13 | |||
| JP2012134182A | 2012-07-12 | |||
| JPS6345928U | 1988-03-28 | |||
| JP2006344607A | 2006-12-21 |
Attorney, Agent or Firm:
Shuhei Katayama
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