Electricity: battery or capacitor charging or discharging – Cell or battery charger structure
Reexamination Certificate
2005-09-06
2009-06-30
Tso, Edward (Department: 2838)
Electricity: battery or capacitor charging or discharging
Cell or battery charger structure
C320S112000
Reexamination Certificate
active
07554287
ABSTRACT:
A device for locking an electric tool with a rechargeable battery pack has at least one locking bar mounted on one element selected from the group consisting of the electric tool and rechargeable battery pack in a manner that allows it to move against a spring force, whereby when the electric tool and rechargeable battery pack are joined, the locking bar is engaged in succession in a first and a second recess of the other element selected from the group consisting of the electric tool and rechargeable battery pack, and is retained tightly in the second recess by a force of a spring and, to release a lock, is manually disengaged from the second recess, wherein the locking bar is engaged in the first recess while being disengaged from the second recess.
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Boateng Alexis
Robert & Bosch GmbH
Striker Michael J.
Tso Edward
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