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US 2024/0189924 A1Published application
Cutting Body and Drilling Tool Having a Cutting Body
AssigneeRobert Bosch GmbH
InventorsHaifeng Ji, Zhenglin Yang, Fabian Geissmann, Andrea Pedretti, Long Zhou, Massimo Anghileri, Sonia Wang
Life of this patent
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Abstract
A cutting body for a drilling tool has a center axis, at least one cutting element with at least one cutting edge, and at least one side face. The at least one side face has at least one radially inwardly directed cutout, which is designed to produce a drilled hole having an increased roughness, the cutout having precisely three open sides.
Claims17
A cutting body for a drilling tool comprising:
- a center axis;
- at least one cutting element having at least one cutting edge;
- and
- at least one side face having at least one radially inwardly directed cutout configured to produce a drilled hole having an increased roughness,
- wherein the cutout has precisely three open sides.
2 more elements
A drill tool having comprising:
- a cutting body comprising:
- a center axis to which a longitudinal axis of the drilling tool extends coaxially or parallel;
- at least one cutting element having at least one cutting edge;
- and
- at least one side face having a radially inwardly directed cutout configured to produce a drilled hole having an increased roughness, wherein the cutout has precisely three open sides.
2 more elements
Dependencies are inferred from the claim text.