Mining three-arm vertical arch trolley

CN309523691SActive Publication Date: 2025-09-30HENAN GENGLI ENG EQUIP CO LTD
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Patent Information

Application Number
CN202430811088.X
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-12-20
Publication Date
2025-09-30
Estimated Expiration
2039-12-20

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Abstract

1. The name of this design product: Three-arm vertical arch trolley for mining. 2. Purpose of this design product: used for arch installation in tunnel construction. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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