Battery pack system for hand power tools

Details Battery pack system for hand power tools Battery pack system for hand power tools

2005-07-26

2005-07-26

Nasri, Javaid H. (Department: 2839)

Electrical connectors

Energy cell substitution device including plural contacts or...

Reexamination Certificate

active

06921285

ABSTRACT:
A battery pack system for hand power tools has a plurality of battery packs having different sizes, each of the battery packs having a housing with one side provided with a contact elements for an electrical connection between the battery pack and an electrical drive of a hand power tool and with arresting elements for fixing the battery pack on a housing of a hand power tool, wherein in all the battery packs a geometry of the arresting and contact elements is identical.

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patent: 5368954 (1994-11-01), Bruns
patent: 5553675 (1996-09-01), Pitzen et al.
patent: 5752205 (1998-05-01), Dzung et al.
patent: 0 528 478 (1993-02-01), None
patent: 2 215 386 (1989-09-01), None

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