Battery module for power hand tool
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United States of America Patent
Stats
-
Aug 9, 2011
Grant Date -
Nov 27, 2008
app pub date -
May 21, 2007
filing date -
Jan 29, 2007
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A battery module includes a top cover and a bottom cover affixed together to accommodate a battery set, which has a conducting terminal device exposed out of the bottom cover for the connection of an external electronic device, and a movable member supported on the top surface of the bottom cover and held in a first position by spring members to block the through holes of the bottom cover and movable from the first position to a second position to open the through holes of the bottom cover for ventilation to dissipate heat when the battery module is connected to an external electronic device.
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