Title:
PRESS BUTTON SWITCH
Document Type and Number:
Japanese Patent JP3916892
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a press button switch of high reliability in contacting where a lower part movable contact point is easily fitted to a housing while the dust and darts are prevented from entering the contact point part.
SOLUTION: An annular adhesive sheet 8 comprising a through hole 6a at its center is so provided to a housing part 1a of a housing 1 as to cover the upper surface side of a lower part movable contact point 4. The top part of a swelling part 4a of the lower part movable contact point 4 is exposed from the through hole 6a of the adhesive sheet 6 to allow contacting to an upper part movable contact point 5. The circumferential part of the lower part movable contact point 4 is glued and held, across the entire circumference, by the housing part 1a of the housing 1 using an annular part 6b of the adhesive sheet 6.
Inventors:
Naoki Wreath
Issei Takahashi
Issei Takahashi
Application Number:
JP2001188450A
Publication Date:
May 23, 2007
Filing Date:
June 21, 2001
Export Citation:
Assignee:
ALPS ELECTRIC CO.,LTD.
International Classes:
H01H13/48; H01H11/00; H01H13/06; H01H13/64; (IPC1-7): H01H13/48; H01H11/00; H01H13/06; H01H13/64
Domestic Patent References:
| JP2106644U | ||||
| JP56049019U | ||||
| JP11039985A | ||||
| JP5017869U |
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