Title:
AN AUTOMATIC POLE
Document Type and Number:
WIPO Patent Application WO/2008/006247
Kind Code:
A1
Abstract:
An automatic pole includes a mechanical push device and a circuit board device electric-connected with each other. The mechanical push device includes a magnetic inductance device, a contact device, and a housing. The circuit board device comprises a control circuit and an internal cell. The control circuit includes a first optoelectronic coupler and a second optoelectronic coupler electric-connected with each other, and a first transistor which base is connected to the first optoelectronic coupler and a second transistor which base is connected to the second optoelectronic coupler.
Inventors:
FAN YEPING (CN)
LI JIAN (CN)
ZHU CHANGCHUN (CN)
LI JIAN (CN)
ZHU CHANGCHUN (CN)
Application Number:
PCT/CN2006/001595
Publication Date:
January 17, 2008
Filing Date:
July 06, 2006
Export Citation:
Assignee:
SHANGHAI GUANGWEI ELECTRIC & T (CN)
FAN YEPING (CN)
LI JIAN (CN)
ZHU CHANGCHUN (CN)
FAN YEPING (CN)
LI JIAN (CN)
ZHU CHANGCHUN (CN)
International Classes:
H02H11/00
Foreign References:
| CN2622903Y | 2004-06-30 | |||
| CN2566516Y | 2003-08-13 | |||
| CN2094136U | 1992-01-22 |
Attorney, Agent or Firm:
SHANGHAI XIN TIAN PATENT AGENT CO., LTD. (No. 59 Nan Chang Road, Shanghai 0, CN)
Download PDF:
Previous Patent: A TIME DIVISION MULTIPLEXING METHOD AND SYSTEM
Next Patent: LIFTING ARM OF SHOWER WITH LIGHT EMITTING APPARATUS
Next Patent: LIFTING ARM OF SHOWER WITH LIGHT EMITTING APPARATUS