Square pile grab bucket for rotary drilling rigs (Type A)

CN309810988SActive Publication Date: 2026-02-24CHENGDU XINHAO FOUNDATION ENG CO LTD
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Patent Information

Application Number
CN202530271709.4
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-05-15
Publication Date
2026-02-24
Estimated Expiration
2040-05-15

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Abstract

1. Name of the product in this design: Square pile grab bucket for rotary drilling rig (Type A). 2. Purpose of this product: This product is used for removing gravel, debris, etc. 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. The bottom surface of this design product is a part that is not easily seen or not visible during use, so the bottom view of Design 1 is omitted; the bottom surface of this design product is a part that is not easily seen or not visible during use, so the bottom view of Design 2 is omitted. 6. Design 1 is designated as the basic design.
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