US 11,972,914 B2
Disconnector for switchgear
Congming Yan, Xiamen (CN); Liqun Huang, Xiamen (CN); Xin Liu, Xiamen (CN); and Andre Bieri, Xiamen (CN)
Assigned to ABB SCHWEIZ AG, Baden (CH)
Appl. No. 17/753,728
Filed by ABB Schweiz AG, Baden (CH)
PCT Filed Feb. 7, 2020, PCT No. PCT/CN2020/074493
§ 371(c)(1), (2) Date Mar. 11, 2022,
PCT Pub. No. WO2021/155565, PCT Pub. Date Aug. 12, 2021.
Prior Publication US 2022/0384127 A1, Dec. 1, 2022
Int. Cl. H02B 3/00 (2006.01); H01H 3/40 (2006.01); H01H 9/00 (2006.01); H01H 9/02 (2006.01); H01H 31/28 (2006.01); H01H 33/02 (2006.01)
CPC H01H 33/022 (2013.01) [H01H 3/40 (2013.01); H01H 9/0072 (2013.01); H01H 9/02 (2013.01); H01H 31/28 (2013.01); H02B 3/00 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A disconnector, comprising:
a contact assembly operable to change a status of a circuit, the disconnector being arranged in the circuit;
shafts adapted to be driven to rotate to operate the contact assembly; and
a transmission unit arranged between the shafts and comprising:
a plurality of gears coupled to the shafts to enable the shafts to rotate with a mutual engagement of the plurality of gears; and
a holding assembly adapted to hold radial positions of the plurality of gears to ensure the mutual engagement of the plurality of gears.