MULTISTAGE PLUNGER SYSTEMS AND METHODS FOR FORMING BATTERY CELL TABS

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20220029141A1
SERIAL NO

16937018

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Presented are metalworking systems for forming metallic workpieces, methods for making/operating such metalworking systems, and battery module cell tabs bent by a multistage cluster-and-bend press. A metalworking system includes a grouping tool and a contouring tool that both align adjacent a workpiece support structure, such as a base plate of a battery module housing buttressing a stack of battery pouch cells. The grouping tool, which may include a first reciprocating plunger or plunger head, presses together a stack of metallic workpieces to thereby form a workpiece set having a first bend profile and a first length. The contouring tool, which may include a second reciprocating plunger or a pair of plunger fingers mounted on the plunger head, is attached to the grouping tool and bends the workpiece set to a second bend profile, distinct from the first bend profile, and a second set length, shorter than the first set length.

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Patent Owner(s)

Patent OwnerAddress
GM GLOBAL TECHNOLOGY OPERATIONS LLC300 RENAISSANCE CENTER DETROIT MI 48265-3000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dietze, Robert H Brighton, US 15 113

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