Three-piece swelled shell anchor head

CN310032495SActive Publication Date: 2026-06-16THE 4TH ENG OF CHINA RAILWAY 12TH BUREAU GROUP +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
THE 4TH ENG OF CHINA RAILWAY 12TH BUREAU GROUP
Filing Date
2025-11-18
Publication Date
2026-06-16

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Abstract

1. The name of the design product: three-piece expansion shell anchor head. 2. The use of the design product: the design product is used for underground surrounding rock reinforcement construction. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: front view.
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