Battery module for power hand tool

Details Battery module for power hand tool Battery module for power hand tool

2011-03-01

2011-03-01

Yuan, Dah-Wei D (Department: 1727)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Having means to interchangeably connect plural individual...

C429S097000, C429S099000, C429S100000, C429S177000, C320S107000, C320S112000

Reexamination Certificate

active

07897278

ABSTRACT:
A battery module includes a top cover and a bottom cover affixed together to accommodate a battery set, which has conducting terminals positioned in respective bottom side holes of the bottom cover for the contact of respective metal contacts of a battery charger or power hand tool. A movable member is sleeved onto the battery set inside the bottom cover and held in a first position by spring members to block side holes of the bottom cover and movable from the first position to a second position to open the side holes of the bottom cover for ventilation to dissipate heat upon insertion of the battery module in a battery charger for charging.

REFERENCES:
patent: 6805997 (2004-10-01), Katayama
patent: 7659693 (2010-02-01), Hensel et al.
patent: 2003/0090234 (2003-05-01), Glasgow et al.
patent: 2006127777 (2006-05-01), None

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