US 12,334,286 B2
Single bottle interrupter
David A. Rhein, Birmingham, AL (US)
Assigned to Hubbell Incorporated, Shelton, CT (US)
Filed by Hubbell Incorporated, Shelton, CT (US)
Filed on Mar. 1, 2023, as Appl. No. 18/116,079.
Application 18/116,079 is a continuation of application No. 17/346,799, filed on Jun. 14, 2021, granted, now 11,600,459.
Application 17/346,799 is a continuation of application No. 16/822,535, filed on Mar. 18, 2020, granted, now 11,037,746, issued on Jun. 15, 2021.
Application 16/822,535 is a continuation of application No. 14/575,088, filed on Dec. 18, 2014, granted, now 10,600,592, issued on Mar. 24, 2020.
Claims priority of provisional application 61/917,629, filed on Dec. 18, 2013.
Prior Publication US 2023/0207240 A1, Jun. 29, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H01H 33/666 (2006.01); H01H 33/662 (2006.01)
CPC H01H 33/666 (2013.01) [H01H 33/66207 (2013.01); H01H 2033/6623 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A bellows assembly for a vacuum interrupter, the bellows assembly comprising:
an outer cylindrical shell surrounding an opening spring, a spring plate, a contact spring; and
a bellows;
wherein the bellows assembly reciprocates a moveable contact of the vacuum interrupter to prevent arcing between a pair of contacts and biasing the pair of contacts apart from each other.