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Title:
QUICK BI-DIRECTIONAL THREE-STATE SWITCHING POWER SWITCH DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/054995
Kind Code:
A1
Abstract:
A quick bi-directional three-state switching power switch device, having three position-switching states, that is, a forward switching state, a backward switching state, and a disconnection switching state, and comprising a casing (1), and a movable electrode (2) disposed inside the casing and capable of transversely moving to switch between the three states; two ends of the movable electrode are provided with main contacts (4); fixed contacts (5) corresponding to the main contacts are respectively disposed at the front and rear ends of the casing, and are respectively connected to the wiring terminals of one-way power supply; spring mechanisms (8) are respectively disposed at the front and rear ends of the casing; the movable electrode compresses the spring mechanisms during transverse movement; above the movable electrode a front magnet (13) and a rear magnet (14) drive the movable electrode to perform switching action, and a drive locking mechanism fixes the position of the movable electrode. The power switch device has a short switching time, small size and reliable contact.

Inventors:
TO, Manfuk (Unit 02, 14/F Profit Industrial Building Nos.1-15 Kwai Fung Street, Kwai Chung, Kowloon, Hong Kong, Kong, CN)
HO, Kenny (Unit 02, 14/F Profit Industrial Building Nos.1-15 Kwai Fung Street, Kwai Chung, Kowloon, Hong Kong, Kong, CN)
Application Number:
CN2014/075892
Publication Date:
April 23, 2015
Filing Date:
April 22, 2014
Export Citation:
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Assignee:
TECHNOLOGY POWER INTERNATIONAL LIMITED (Unit 02, 14/F Profit Industrial Building Nos.1-15 Kwai Fung Street, Kwai Chung, Kowloon, Hong Kong, Kong, CN)
International Classes:
H01H3/28; H01H1/50; H01H5/06
Foreign References:
CN103531371A2014-01-22
CN102034619A2011-04-27
CN102709121A2012-10-03
US20130170083A12013-07-04
Attorney, Agent or Firm:
JIAQUAN IP LAW FIRM (ZHANG, PingNo.910, Building A, Winner Plaza, No.100, West Huangpu Avenue, Tianhe Distric, Guangzhou Guangdong 7, 510627, CN)
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