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US 6,854,740 B2Granted
Tool mounting for a hand machine tool
AssigneeRobert Bosch GmbH
InventorsOtto Baumann, Helmut Heinzelmann, Hardy Schmid
Life of this patent
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Abstract
The tool mount has a body (12) with means for housing a tool with grooves, whereby the body (12) is equipped with a damping mechanism (14, 16, 18, 20) with which the tool can be clamped in position in the body (12), and an operating element (24) for unclamping the tool is provided. A wear-resistant tool mount requiring low production expenses has a housing sleeve (34) for the tool. The housing sleeve is inserted in the body (12) and is made of a harder material than the body (12).
Claims7
A tool mount for a hand power tool, comprising:
- a rotating and/or an impacting drive, wherein the tool mount (10) has a body (12) with means for housing a tool with grooves, wherein the body (12) is equipped with a clamping mechanism (14, 16, 18, 20), wherein the tool can be clamped in position in the body (12) with the clamping mechanism;
- and
- an operating element (24) for unclamping the tool,
- wherein the means for housing the tool comprise a housing sleeve (34) inserted in the body (12), which wherein said housing sleeve is made of a harder material than the body (12), wherein the housing sleeve (34) is provided with at least one recess (40), and wherein the at least one clamping body (14) can enter the groove in a tool shank through the at least one recess (40).
1 more element
Dependencies are inferred from the claim text.