US 12,033,817 B2
Circuit breaker with simplified non-linear double motion
Quentin Rognard, Villeurbanne (FR); Jerome Laurent, Villeurbanne (FR); and David Berard, Villeurbanne (FR)
Assigned to General Electric Technology GmnH, Baden (CH)
Appl. No. 17/780,912
Filed by General Electric Technology GmbH, Baden (CH)
PCT Filed Nov. 26, 2020, PCT No. PCT/EP2020/083447
§ 371(c)(1), (2) Date May 27, 2022,
PCT Pub. No. WO2021/105259, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 19212719 (EP), filed on Nov. 29, 2019.
Prior Publication US 2023/0005675 A1, Jan. 5, 2023
Int. Cl. H01H 3/42 (2006.01); H01H 33/02 (2006.01); H01H 33/50 (2006.01)
CPC H01H 3/42 (2013.01) [H01H 33/50 (2013.01); H01H 2033/028 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A non-linear double-motion circuit breaker comprising a primary movable contact and a secondary movable contact slidingly mounted within a primary holder and a secondary holder respectively, wherein the primary movable contact comprises a tulip and a contact cylinder attached thereto, and the secondary movable contact comprises a pin having a pin tip the circuit breaker further comprising a linkage mechanism arranged to allow non-linear movement of the secondary movable contact in an opposite direction to a movement of the primary movable contact wherein the secondary holder has a fixed dielectric shield an end opposing the primary holder, and in that the secondary movable contact does not comprise a counter-contact for engaging the contact cylinder.