Title:
SWITCHGEAR SYSTEM HAVING CHAIN DRIVEN CIRCUIT BREAKER AND ASSOCIATED METHODS
Document Type and Number:
WIPO Patent Application WO/2022/178963
Kind Code:
A1
Abstract:
A switchgear system may include a switchgear frame, a truck and circuit breaker mounted thereon. A drive mechanism is mounted on the switchgear frame and configured to rack the circuit breaker into a) a first connected position where the primary and secondary circuits are electrically connected, b) a second test position where the primary circuit is electrically disconnected and secondary circuit connected, and c) a third disconnected position where the primary and secondary circuits are electrically disconnected, wherein said drive mechanism comprises a drive chain and shuttle configured to engage the truck and rack and fix the circuit breaker into the first connected position.
Inventors:
LIANG HAONING (CN)
HANNA ROBERT L (US)
FISCHER-CARNE PATRICK R (US)
DAVIS DANIEL C (US)
ALVELO GUILLERMO (US)
PAWAR RAHUL M (US)
HANNA ROBERT L (US)
FISCHER-CARNE PATRICK R (US)
DAVIS DANIEL C (US)
ALVELO GUILLERMO (US)
PAWAR RAHUL M (US)
Application Number:
PCT/CN2021/089902
Publication Date:
September 01, 2022
Filing Date:
April 26, 2021
Export Citation:
Assignee:
JST POWER EQUIPMENT INC (US)
LIANG HAONING HENRY (CN)
LIANG HAONING HENRY (CN)
International Classes:
H01H9/20; H02B11/167
Foreign References:
| CN104600616A | 2015-05-06 | |||
| CN106716755A | 2017-05-24 | |||
| CN211018016U | 2020-07-14 | |||
| CN110165597A | 2019-08-23 | |||
| CN101841131A | 2010-09-22 | |||
| JP2000350315A | 2000-12-15 |
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
Download PDF: