Tool head spring

CN309750979SActive Publication Date: 2026-01-27YANTAI GREENERY TOOLS CO LTD
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Patent Information

Application Number
CN202530327785.2
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-06-09
Publication Date
2026-01-27
Estimated Expiration
2040-06-09

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Abstract

1. Name of the product in this design: Tool head spring. 2. Application of this design: This product is used for tool bits such as screwdriver bits and drill bits. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other matters requiring explanation: This design is a partial design, and this design protects the part other than the blue part.
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