Title:
PUSH SWITCH
Document Type and Number:
WIPO Patent Application WO/2001/026125
Kind Code:
A1
Abstract:
Four fixed contacts (11, 12, 13, 14) are arranged on the bottom (10B) of a recess (10A) in a switch case (10), the periphery (15B) of a rounded dome-shaped movable contact (15) which is a metal thin plate and up curved is received by stepped contact supporting parts (10C, 10D) provided at two opposite corners of the bottom surface (10B) of the switch case (10), and the rear surface of the top part (15A) faces the four fixed contacts (11, 12, 13, 14). A flexible film (16) covers the upper surface of the recess (10A), enclosing the dome-shaped recess (15).
Inventors:
KAMIO KENJI (JP)
WATANABE HISASHI (JP)
SAKO KOJI (JP)
TOMAGO TAKASHI (JP)
WATANABE HISASHI (JP)
SAKO KOJI (JP)
TOMAGO TAKASHI (JP)
Application Number:
PCT/JP2000/006828
Publication Date:
April 12, 2001
Filing Date:
October 02, 2000
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
KAMIO KENJI (JP)
WATANABE HISASHI (JP)
SAKO KOJI (JP)
TOMAGO TAKASHI (JP)
KAMIO KENJI (JP)
WATANABE HISASHI (JP)
SAKO KOJI (JP)
TOMAGO TAKASHI (JP)
International Classes:
H01H13/52; H01H13/48; H01H11/00; (IPC1-7): H01H13/52
Foreign References:
| JPH11232962A | 1999-08-27 | |||
| JPH05190053A | 1993-07-30 | |||
| JPH11126541A | 1999-05-11 | |||
| JPS6163734U | 1986-04-30 | |||
| JPS566087B2 | 1981-02-09 | |||
| JPS5449573A | 1979-04-18 | |||
| JPH0391629U | 1991-09-18 | |||
| JPH09120737A | 1997-05-06 | |||
| JPH09120738A | 1997-05-06 |
Other References:
See also references of EP 1143469A4
Attorney, Agent or Firm:
Iwahashi, Fumio (Ltd. 1006 Oaza Kadoma Kadoma-shi, Osaka, JP)
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