US 11,942,653 B2
Housing with integrated spark arrestor
Aflal Rahmathullah, Savage, MN (US); Daniel J. Dotzler, Webster, MN (US); James P. Moorman, Eden Prairie, MN (US); and Jacob L. Sanders, Apple Valley, MN (US)
Assigned to Donaldson Company, Inc., Bloomington, MN (US)
Filed by Donaldson Company, Inc., Minneapolis, MN (US)
Filed on Mar. 4, 2021, as Appl. No. 17/192,283.
Claims priority of provisional application 62/985,211, filed on Mar. 4, 2020.
Prior Publication US 2021/0280941 A1, Sep. 9, 2021
Int. Cl. H01M 50/383 (2021.01); H01M 50/30 (2021.01); H01M 50/325 (2021.01)
CPC H01M 50/383 (2021.01) [H01M 50/325 (2021.01); H01M 50/394 (2021.01)] 18 Claims
OG exemplary drawing
 
1. A battery housing comprising:
a plurality of housing sidewalls defining an enclosure, wherein a first housing sidewall of the plurality of housing sidewalls defines a plurality of openings cumulatively defining a valve opening, wherein the first housing sidewall is constructed of metal; and
the first housing sidewall defining a valve coupling structure around the valve opening.