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US 12,381,278 B2Granted
Vehicle battery assembly
AssigneeKarma Automotive LLC
InventorsNadim F. Ramadan, Bailey Erin Fagan, Edward Djrbashian
Life of this patent
Estimating the term…
Abstract
A vehicle battery assembly having specialized fasteners that includes an integrated compression limiter. The compression limiter provides protection for the fastening joint of a cover and a tray of a housing for the battery assembly. The battery assembly may also include nut and bolt assembly which may be installed by a nut insertion tool. The nut insertion tool allows the nut and bolt assembly to be installed without damaging the tray or the cover.
Claims18
A battery assembly comprising:
- a battery module;
- a cover comprising a first fastener hole;
- a tray comprising a top surface supporting the battery module and a bottom surface disposed on an opposite side of the tray than the top surface, the tray comprising a second fastener hole;
- and
- a fastener configured to be inserted through the first fastener hole and into the second fastener hole to fasten the cover to the tray and enclose the battery module between the cover and the tray, the fastener comprising:
- a compression limiter having a length that is substantially equal to a thickness of the cover;
- and
- a body having a length that, when the fastener is inserted through the first fastener hole and into the second fastener hole to fasten the cover to the tray, extends from the top surface of the tray to the bottom surface of the tray,
- wherein the body of the fastener comprises a threaded portion configured to fasten to the tray via a threaded engagement when the fastener is inserted through the first fastener hole and into the second fastener hole to fasten the cover to the tray.
6 more elements
A method comprising:
- enclosing a battery module between a cover and a tray, wherein:
- the cover comprises a first fastener hole;
- and
- the tray comprises a second fastener hole, a top surface supporting the battery module, and a bottom surface disposed on an opposite side of the tray than the top surface;
- and
- fastening the cover to the tray by inserting a fastener through the first fastener hole and into the second fastener hole, the fastener comprising:
- a compression limiter having a length that is substantially equal to a thickness of the cover;
- and
- a body having a length that extends from the top surface of the tray to the bottom surface of the tray when the fastener is inserted through the first fastener hole and into the second fastener hole to fasten the cover to the tray,
- wherein the body of the fastener comprises a threaded portion configured to fasten to the tray via a threaded engagement when the fastener is inserted through the first fastener hole and into the second fastener hole to fasten the cover to the tray.
7 more elements
Dependencies are inferred from the claim text.