Non-return valve

USD1089541SActive Publication Date: 2025-08-19HUAIAN MEIXIN MECHANICAL & ELECTRICAL CO LTD
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Patent Information

Application Number
US29/831019
Authority / Receiving Office
US · United States
Patent Type
Designs(United States)
Current Assignee / Owner
Filing Date
2022-03-16
Publication Date
2025-08-19
Estimated Expiration
2040-08-19

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Description

[0001] FIG. 1 is a front perspective view of the non-return valve showing my new design.

[0002] FIG. 2 is a front view of the non-return valve.

[0003] FIG. 3 is a rear view of the non-return valve.

[0004] FIG. 4 is a left side view of the non-return valve.

[0005] FIG. 5 is a right side view of the non-return valve.

[0006] FIG. 6 is a top view of the non-return valve; and,

[0007] FIG. 7 is a bottom view of the non-return valve.

[0008] The broken lines shown in the drawings illustrate portions of the non-return valve that form no part of the claimed design.

Claims

The ornamental design for a non-return valve, as shown and described.

Citation Information

Patent Citations

  • Spring return valve handle

    US11698144B2

  • Flow control valve for air pressure device

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  • Flow control valve for air pressure device

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  • Flow control valve

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  • Flow control valve

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