body portion of the core drill

CN310012064SActive Publication Date: 2026-06-02SUMITOMO ELECTRIC HARDMETAL CORP +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
SUMITOMO ELECTRIC HARDMETAL CORP
Filing Date
2025-09-12
Publication Date
2026-06-02

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Abstract

1. Name of the product in this design: Body of a central drill bit. 2. Application of this design: This design is used for a center drill bit for machining. It is mounted on the drill tip fixed to the drill bit holder and determines the center of the hole to be machined on the workpiece. As a partial design for which protection is requested, it is used for the main body of the center drill bit to determine the center of the hole and thus make a hole. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. The solid line represents the portion for which design protection is sought.
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