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US 7,546,785 B2Granted
Battery-operated screwdriver
AssigneeRobert Bosch GmbH
InventorsHeiko Roehm, Julian Bergmann, Jean-Paul Meeuwissen
Life of this patent
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AssigneeRobert Bosch GmbH
InventorsHeiko Roehm, Julian Bergmann, Jean-Paul Meeuwissen
Estimating the term…
A battery-operated screwdriver, having a housing (12, 18) with a handle (14), in particular bent at an angle like a pistol grip, with a preferably fixedly installed rechargeable battery (40), and with charge contact tongues (37) for charging the battery (40) on a charger shell (22), is always ready for use and available by quick, simple access to the tool insert and screwdriver bit, because its battery (40) is designed as a lithium ion cell (Li ion cell) and can be placed in a chronologically undefined way, particularly in intervals between uses, on a charger shell (22), and the charging mode can be produced automatically, and the charger shell (22) has a detachably securable, magazinelike bit holder (99), with a plurality of compartments into which screwdriver bits (20) can be inserted.
A battery-operated screwdriver, having a housing (12, 18) with a handle (14), in particular bent at an angle like a pistol grip, with a preferably fixedly installed rechargeable battery (40), and with charge contact tongues (37) for charging the battery (40) on a charger shell (22), characterized in that the battery-operated screwdriver (10) has a battery (40), which is designed as a lithium ion cell (Li ion cell) and can be placed on a charger shell (22), and the charging mode can be produced automatically;
A charger shell for a battery-operated screwdriver (10) wherein the charger shell has at least one, detachably, mountable bit holder (99), configured to receive a plurality of bits (93), which, in operation, can be inserted in a manner secure against relative rotation, in communication with the battery-operated screwdriver (10) and wherein:
Dependencies are inferred from the claim text.