Battery pack including engagement concave portion for...

Details Battery pack including engagement concave portion for... Battery pack including engagement concave portion for...

2007-07-10

2007-07-10

Tso, Edward H. (Department: 2838)

Electricity: battery or capacitor charging or discharging

Cell or battery charger structure

For battery pack

Reexamination Certificate

active

11225977

ABSTRACT:
A concave portion serving as an erroneous insertion prevention groove is provided on a bottom of a battery pack along a battery pack attachment direction and an engagement concave portion engaged with an engagement member is provided in a battery-mounting equipment, whereby the detachment of the battery from the battery-mounting equipment can be prevented.

REFERENCES:
patent: 5518198 (1996-05-01), Chumbley et al.
patent: 5861873 (1999-01-01), Kikinis
patent: 6995541 (2006-02-01), Fukushima

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