Title:
CHANGE-OVER SWITCH
Document Type and Number:
Japanese Patent JP3750981
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a change-over switch where are generated does not give any adverse effect on the other contact when the contact is opened, and a handle can be kept at a neutral position.
SOLUTION: Two movable contact elements 5, 5, which act individually in response to operational direction of a handle 2, are set at a lower end of the handle mounted in a housing 1. The each element 5 is formed to act toward a fixed contact side by an inverting spring 7 in response to operational direction of the handle. Preferably, a motion-controlling part 16 is provided so as to hold the element 5 on the non-acting side at off-position when the handle is operated.
Inventors:
Masao Miyamoto
Toshiharu Kano
Toshiharu Kano
Application Number:
JP2000022247A
Publication Date:
March 01, 2006
Filing Date:
January 31, 2000
Export Citation:
Assignee:
Nitto Kogyo Co., Ltd.
International Classes:
H01H21/12; H01H21/60; H01H1/24; H01H5/06; H01H21/02; H01H21/42; (IPC1-7): H01H21/60; H01H1/24
Domestic Patent References:
| JP53044694Y1 | ||||
| JP43016760Y1 | ||||
| JP49022381B1 | ||||
| JP50015305B1 | ||||
| JP55059072U |
Attorney, Agent or Firm:
Tatsuo Watanuki
Akio Najima
Fumio Yamamoto
Akio Najima
Fumio Yamamoto