Title:
SWITCH APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/052549
Kind Code:
A1
Abstract:
Provided is a switch apparatus, comprising an energy storage and direction changing mechanism capable of realising energy storage and direction changing of a main shaft by only using a solenoid. In addition, the switch apparatus can be used in a two-station automatic changeover switch and a three-station automatic changeover switch, so as to meet different application scenarios or different market demands. Furthermore, all changeovers can be realized by means of independent manual and electric operations, and each changeover action only needs to supply power to a single electromagnetic valve.
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Inventors:
LIN ZEMING (CN)
GUO QISHUN (CN)
SUUTARINEN AKI (FI)
HUANG SENSEN (CN)
WANG TONG (CN)
GUO QISHUN (CN)
SUUTARINEN AKI (FI)
HUANG SENSEN (CN)
WANG TONG (CN)
Application Number:
PCT/CN2018/105826
Publication Date:
March 21, 2019
Filing Date:
September 14, 2018
Export Citation:
Assignee:
ABB OY (FI)
LIN ZEMING (CN)
LIN ZEMING (CN)
International Classes:
H01H3/28
Domestic Patent References:
| WO2008124773A2 | 2008-10-16 | |||
| WO2011125120A1 | 2011-10-13 |
Foreign References:
| CN2922087Y | 2007-07-11 | |||
| CN206353495U | 2017-07-25 | |||
| KR20100020180A | 2010-02-22 | |||
| CN200720112341U | 2007-07-27 | |||
| CN200710073339A | 2007-02-13 | |||
| CN200520104092U | 2005-08-18 | |||
| CN201020289333U | 2010-08-12 | |||
| CN201110353479A | 2011-11-10 |
Other References:
See also references of EP 3683815A4
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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