US 12,009,655 B2
Switchable pyro fuse
Dylan Erb, San Jose, CA (US); John M. Schoech, San Jose, CA (US); Paul W. Firehammer, Saline, MI (US); and Alexander J. Clarabut, Santa Clara, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Sep. 15, 2021, as Appl. No. 17/476,161.
Prior Publication US 2023/0078897 A1, Mar. 16, 2023
Int. Cl. H01H 39/00 (2006.01); H01M 10/625 (2014.01); H01M 50/14 (2021.01); H02H 3/05 (2006.01); H02H 7/122 (2006.01)
CPC H02H 7/1222 (2013.01) [H01H 39/006 (2013.01); H01M 10/625 (2015.04); H01M 50/14 (2021.01); H02H 3/05 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electrical disconnect comprising:
a housing defining a first access at a first end of the housing and a second access at a second end of the housing opposite the first end of the housing, the first end horizontally displaced from the second end, wherein the second access extends vertically along a height of the housing beyond a vertical location of the first access;
a busbar characterized by a first segment and a second segment, wherein the first segment and the second segment are coupled at a break section of the busbar, wherein the first segment of the busbar extends through the first access of the housing, and wherein the second segment of the busbar extends through the second access of the housing;
a pyrotechnic initiator disposed within the housing;
a blade laterally aligned with the break section of the busbar; and
a plunger attached to the blade.