reinforcement bar port closure (cylindrical with gear)

CN309731424SActive Publication Date: 2026-01-09陈宝海
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Patent Information

Application Number
CN202530246570.8
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-04-30
Publication Date
2026-01-09
Estimated Expiration
2040-04-30

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Abstract

1. Name of the designed product: steel bar mouth sealing cover (cylindrical with gear). 2. Use of the designed product: sealing device for reinforced concrete structure in construction. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo best indicating the design points: combined state perspective view.
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