ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,229, issued on Oct. 7, was assigned to Bayerische Motoren Werke AG (Munich).
"Air displacer, traction battery, production method and motor vehicle" was invented by Florian Landerer (Grafing, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air displacer for a traction battery of a motor vehicle is configured such that, in the installed state in a battery housing of the traction battery, it at least partially fills a free volume in the battery housing and thereby at least partially displaces air in the battery housing in the event of heat generation inside the housing. The air displacer includes a vacuum bag; a foam that can be expanded using...