Fire damper

Information

  • Patent Grant
  • D1080867
  • Patent Number
    D1,080,867
  • Date Filed
    Friday, July 28, 2023
    2 years ago
  • Date Issued
    Tuesday, June 24, 2025
    3 months ago
  • Inventors
  • Original Assignees
    • Baoding Maizhuo Medical Equipment Co., Ltd.
  • Examiners
    • Cash; Marissa J.
    • Elowsky; Earl B
Abstract
Description


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



FIG. 2 is a front view thereof;



FIG. 3 is a rear view thereof;



FIG. 4 is a left side view thereof;



FIG. 5 is a right side view thereof;



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



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


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.
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Foreign Referenced Citations (3)
Number Date Country
303817523 Aug 2016 CN
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Non-Patent Literature Citations (7)
Entry
Home oxygen firebreaks. By BPR Medical. Dated Jul. 6, 2018. Found online [Oct. 2, 2024] https://www.youtube.com/watch?v=f6_NLpvx4NI (Year: 2018).
Oxygen Fire Damper. By Longfian Scitech Co. Ltd. Dated not available. Found online [Oct. 2, 2024] https://www.longfianoxygen.com/oxygen-concentrator-accessories/oxygen-fire-damper.html (Year: 2024).
Firesafe Cannula Valve Oxygen Supply Tubing Connector. By Shenyang Holian Precision Instrument Co. Dated not available. Found online [Oct. 2, 2024] http://www.holianoxygenvalve.com/product/firesafe-cannula-valve-oxygen-supply-tubing-connector (Year: 2024).
Westmed 0590 Swivel Oxygen Tubing Connectors. By VetmedUSA. Dated Nov. 20, 2019. Found online [Oct. 2, 2024] https://www.amazon.com/Westmed-Swivel-Oxygen-Tubing-Connectors/dp/B081S5B8PN (Year: 2019).
Oxygen Tubing Swivel Connector. By Wanderjoy. Dated Mar. 21, 2014. Found online [Oct. 2, 2024] https://www.amazon.com/Oxygen-Tubing-Swivel-Connector-1220/dp/B00J5QZDHK (Year: 2014).
Green Swivel Oxygen Tubing Connectors. By Healthcare Essentials. Dated Feb. 2, 2023. Found online [Oct. 2, 2024] https://www.amazon.com/Green-Swivel-Oxygen-Tubing-Connectors/dp/B0BTMWCYDK (Year: 2023).
Longfian Firebreak Valve for oxygen concentrator. By Longfian. Dated Sep. 24, 2022. Found online [Oct. 2, 2024]. https://www.youtube.com/watch?v=m9Mks5Fazh4 (Year: 2022).