GUARD FOR AN ELECTRIC MACHINE TOOL, ELECTRIC MACHINE TOOL, AND SYSTEM COMPRISING A GUARD AND ELECTRIC MACHINE TOOL
First Claim
Patent Images
1. A system composed of a guard and a power tool, comprising:
- a rotation-prevention means, wherein said rotation-prevention means has at least one blocking lug;
at least one stop provided on a housing of said power tool, wherein said at least one blocking lug extends outwardly from a surface of said guard such that said at least one blocking lug contacts said at least one stop on said housing;
an attachment means for clamping the guard to the power tool,wherein said at least one stop limits rotation of the guard in the event of shattering of an insertion tool in an operation mode of the power tool.
0 Assignments
0 Petitions
Accused Products
Abstract
A guard for a power tool with a rotatably driven insertion tool (14) is configured to cover at least portions of the insertion tool (14). At least one blocking means (32, 40) prevents the insertion tool (14) from turning around an axis of rotation (18).
19 Citations
23 Claims
-
1. A system composed of a guard and a power tool, comprising:
-
a rotation-prevention means, wherein said rotation-prevention means has at least one blocking lug; at least one stop provided on a housing of said power tool, wherein said at least one blocking lug extends outwardly from a surface of said guard such that said at least one blocking lug contacts said at least one stop on said housing; an attachment means for clamping the guard to the power tool, wherein said at least one stop limits rotation of the guard in the event of shattering of an insertion tool in an operation mode of the power tool. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
-
-
15. A power tool, comprising:
-
an electric motor located in a housing; an insertion tool rotatably driven by the electric motor; a rotation-prevention means configured to prevent the insertion tool from being released in a direction of an operator, wherein said rotation-prevention means has at least one blocking lug; at least one stop provided on said housing, wherein said at least one blocking lug extends outwardly from a surface of said guard such that said at least one blocking lug contacts said at least one stop on said housing; and an attachment means for clamping the guard to the power tool, wherein said at least one stop limits rotation of the guard in the event of shattering of an insertion tool in an operation mode of the power tool. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
-
-
23. A system composed of a guard and a power tool, comprising:
-
a rotation-prevention means provided with at least one blocking lug on a guard side and with at least one corresponding stop on a power tool side, wherein said at least one blocking lug extends outwardly from a surface of said guard such that said at least one blocking lug contacts said at least one stop; an attachment means for clamping the guard to the power tool, wherein the guard is attached in a normal operation mode to a collar by a force closure and the guard is attached to the collar by a form closure in the event of shattering of the insertion tool.
-
Specification