screw (single helix)

CN310051955SActive Publication Date: 2026-06-26HUNAN SUNDY SCI & TECH DEV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
HUNAN SUNDY SCI & TECH DEV
Filing Date
2025-12-29
Publication Date
2026-06-26

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Abstract

1. The name of the design product: spiral (single spiral). 2. The use of the design product: used for spiral sampling head sampling. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.
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