Title:
入力装置
Document Type and Number:
Japanese Patent JP3994013
Kind Code:
B2
Abstract:
The input device of the invention includes: a lower sheet (11) on which four resistors (16-19) are formed in a manner that each two of them with a center put in between are placed to face each other circumferentially with a spacing of about 90°; an upper sheet (12) overlying the lower sheet with a spacing, on which conductors (20- 23) are formed to face the respective resistors; elastic bodies (25) disposed over the upper sheet to face the respective conductors; and an operation member (26) to retain upper parts of the elastic bodies. And, when the operation member is pressed downward, the elastic bodies are brought into contact with the resistors with interventions of the conductors on the upper sheet.
Inventors:
Yoshihisa Endo
Takashi Nakai
Takashi Nakai
Application Number:
JP2002029536A
Publication Date:
October 17, 2007
Filing Date:
February 06, 2002
Export Citation:
Assignee:
ALPS ELECTRIC CO.,LTD.
International Classes:
G06F3/02; H01H13/712; G06F3/033; G06F3/0338; G06F3/038; H01H13/702; H01H13/785
Domestic Patent References:
| JP2001135196A | ||||
| JP2000348574A | ||||
| JP7064714A | ||||
| JP7021875A | ||||
| JP9245580A |