Heat exchanger

Information

  • Patent Grant
  • RE49521
  • Patent Number
    RE49,521
  • Date Filed
    Thursday, June 10, 2021
    3 years ago
  • Date Issued
    Tuesday, May 9, 2023
    a year ago
  • US Classifications
    Field of Search
    • US
    • D23 317
    • D23 318
    • D23 319
    • D23 320
    • D23 323
    • D23 329
    • D23 330
    • D23 335
    • D23 342
    • CPC
    • F24H9/06
    • F24H9/2035
    • F24H1/125
    • F24H1/145
    • F24H1/186
    • F24H9/124
    • F24H9/2078
    • F24H9/2007
    • F24H1/08
    • F24H1/10
    • F24H1/12
    • F24H1/18
    • F24H1/22
    • F24H1/50
    • F24H1/182
  • International Classifications
    • 2303
Abstract
Description


FIG. 1 is an isometric view of the heat exchanger of our invention;



FIG. 2 is a front view of the invention;



FIG. 3 is a right side view the invention;



FIG. 4 is a left side view of the invention;



FIG. 5 is a rear view of the invention; and,



FIG. 6 is a top view of the invention.


In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.


Claims
  • The ornamental design for a heat exchanger, as shown and described.
US Referenced Citations (9)
Number Name Date Kind
D342125 Miller Dec 1993 S
D386561 Campbell Nov 1997 S
5881681 Stuart Mar 1999 A
7046922 Sturm May 2006 B1
D804623 Yamaguchi Dec 2017 S
20050161086 Kubik Jul 2005 A1
20120279929 Daniels Nov 2012 A1
20140209281 Kamps Jul 2014 A1
20170172831 Sang Jun 2017 A1
Reissues (1)
Number Date Country
Parent 29722369 Jan 2020 US
Child 29794156 US