Fire damper

USD1080867SActive Publication Date: 2025-06-24BAODING MAIZHUO MEDICAL EQUIPMENT CO LTD
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Patent Information

Application Number
US29/898494
Authority / Receiving Office
US · United States
Patent Type
Designs(United States)
Current Assignee / Owner
Filing Date
2023-07-28
Publication Date
2025-06-24
Estimated Expiration
2040-06-24

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Description

[0001] FIG. 1 is a front perspective view of a fire damper, showing our new design;

[0002] FIG. 2 is a front view thereof;

[0003] FIG. 3 is a rear view thereof;

[0004] FIG. 4 is a left side view thereof;

[0005] FIG. 5 is a right side view thereof;

[0006] FIG. 6 is an enlarged plan view of its bottom surface; and,

[0007] FIG. 7 is an enlarged plan view of its top surface.

[0008] The broken lines in the drawings illustrate the portions of the fire damper, which form no part of the claimed design.

Claims

The ornamental design for a fire damper, as shown and described.

Citation Information

Patent Citations

  • check valve

    CN303817523S

  • Oxygen fire damper

    CN307992678S

  • Check valve (8-10-12-14)

    CN308595856S

  • Fluid Connector

    US20080191466A1

  • Oxygen administration apparatus

    US20090288663A1

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