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US 2008/0218024 A1Published application
Power tool with integrated auxiliary tool for replacing brushes
AssigneeRobert Bosch GmbH
InventorFlorian Esenwein
Life of this patent
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Abstract
A power tool has an electric motor that includes a commutator, with which at least one commutator brush is acted upon with spring force via at least one commutator spring in the direction of a non-rotatable collector of the commutator. At least one auxiliary tool for adjusting the commutator spring is located on a component of the power tool.
Claims14
A power tool, comprising an electric motor that includes a commutator with a collector and at least one commutator brush;
- at least one commutator spring acting upon said at least one commutator brush with a spring force in a direction of said collector of said commutator;
- and at least one auxiliary tool configured for adjusting said commutator spring and located on a component of the power tool.
Dependencies are inferred from the claim text.