Heat exchanging pipe

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a heat exchanging pipe showing my new design.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a right end view thereof.

FIG. 5 is a left end view thereof.

FIG. 6 is a top view thereof.

FIG. 7 is a bottom view thereof.

FIG. 8 is a bottom perspective view thereof.

FIG. 9 is a partial enlarged view of FIG. 1; and,

FIG. 10 is a partial enlarged view of FIG. 8.

The pair of symbolic break lines in FIGS. 1, and 4-8, and the appearance of any portion of the heat exchanging pipe between the break lines, form no part of the claimed design.

The dash-dot broken lines in FIG. 1 and FIGS. 8-10 surrounding the enlarged portions are for the purpose of annotating the enlarged views only and form no part of the claimed design.

Claims

The ornamental design for a heat exchanging pipe as shown and described.

Referenced Cited
U.S. Patent Documents
4570700 February 18, 1986 Ohara
6000467 December 14, 1999 Tokizaki
D498825 November 23, 2004 Fu
D763417 August 9, 2016 Hokazono
D827589 September 4, 2018 Bando
D837701 January 8, 2019 Li
D881358 April 14, 2020 Huang
D982730 April 4, 2023 Voelker
20030131981 July 17, 2003 Kohler
20050051317 March 10, 2005 Chin
20070187081 August 16, 2007 Watanabe
20100200202 August 12, 2010 Yoon
20130213623 August 22, 2013 Perocchio
20150198372 July 16, 2015 Desikan
20180164052 June 14, 2018 Nakamura
20180313610 November 1, 2018 Fukada
20200217589 July 9, 2020 Kim
20220120500 April 21, 2022 Price
20220155028 May 19, 2022 Morimoto
20230138731 May 4, 2023 Joardar
20240035754 February 1, 2024 Tong
Foreign Patent Documents
300975760 August 2009 CN
Other references
  • Enhancing Heat Exchange Efficiency_ the Power of Aluminium Micro-channel Tubes and Coatings. By Chongqing Chal Precision Aluminium Co. Dated Dec. 9, 2023. Found online [Jul. 17, 2025] https://www.chaluminium.com/enhancing-heat-exchange-efficiency-the-power-of-aluminium-micro-channel-tubes-and-coatings (Year: 2023).
Patent History
Patent number: D1136130
Type: Grant
Filed: Oct 18, 2023
Date of Patent: Jul 21, 2026
Inventor: Haiying Wang (Weifang)
Primary Examiner: Natasha Vujcic
Assistant Examiner: Earl B Elowsky
Application Number: 29/914,479
Classifications