US 11,942,290 B2
Vacuum interrupter
Thomas Brauner, Berlin (DE); Frank Graskowski, Wandlitz (DE); and Klaus Schachtschneider, Berlin (DE)
Assigned to Siemens Aktiengesellschaft, Munich (DE)
Appl. No. 18/263,443
Filed by Siemens Aktiengesellschaft, Munich (DE)
PCT Filed Dec. 2, 2021, PCT No. PCT/EP2021/083860
§ 371(c)(1), (2) Date Jul. 28, 2023,
PCT Pub. No. WO2022/161665, PCT Pub. Date Aug. 4, 2022.
Claims priority of application No. 10 2021 200 785.6 (DE), filed on Jan. 28, 2021.
Prior Publication US 2024/0038467 A1, Feb. 1, 2024
Int. Cl. H01H 33/662 (2006.01)
CPC H01H 33/66238 (2013.01) [H01H 2033/66246 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A vacuum interrupter, comprising:
a cover base formed with an insertion opening for an axially movable moving contact rod which carries a moving contact;
a bellows disposed to rout the moving contact rod out of the vacuum interrupter in a vacuum-tight manner;
said bellows having a centering appendage formed by a tubular end piece of said bellows, said tubular end piece extending parallel to a longitudinal axis of said bellows and being inserted into said insertion opening; and
said bellows having a bellows base disposed on said centering appendage and being formed with a through-opening for the moving contact rod.