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US 10,780,562 B2Granted
Hand tool device
AssigneeRobert Bosch GmbH
InventorTobias Herr
Life of this patent
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Abstract
A hand tool device has a tool spindle and a hammer mechanism which includes a hammer and at least one curve guide driving the hammer at least during a hammer drilling operation. The tool spindle has at least one bearing surface on which the hammer is movably supported in at least one operating state.
Claims11
A hand tool device, comprising:
- a hammer mechanism having a hammer and at least one curve guide which drives the hammer at least during a hammer drilling operation;
- and
- a tool spindle which has at least one bearing surface on which the hammer is movably supported in at least one operating state,
- wherein the hammer encloses the tool spindle at least essentially on at least one plane,
- wherein the hammer mechanism has a hammer mechanism spindle having a bearing surface on which the hammer is movably supported in at least one operating state,
- wherein the at least one bearing surface of the tool spindle acts on the inner surface of the hammer,
- wherein, during the hammer drilling operation in an impact direction, the hammer is transitorily movably supported in the impact direction which is oriented in parallel to an axial direction of the hammer mechanism spindle.
4 more elements
Dependencies are inferred from the claim text.