Title:
Heat exchanger
United States Patent D842974


Inventors:
Szolony, Tomás (Zilina, CZ)
Sikula, Ondrej (Brno, CZ)
Application Number:
35/503365
Publication Date:
03/12/2019
Filing Date:
06/07/2017
Assignee:
TOMTON S.R.O. (Velke Albrechtice, CZ)
Primary Class:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/314, D23/317, D23/330, D23/332, D23/333, D23/335-351, D23/354-356, D23/370, D23/376, D23/378, D23/381, D23/382, D23/386, D23/411, D23/412, D23/323, D23/388, D23/389
View Patent Images:
US Patent References:
D785151Condenser2017-04-25OktayerD23/354
D719649Heat exchanger assembly2014-12-16AinleyD23/323
20130299132HEAT EXCHANGER ASSEMBLY AND METHOD OF MANUFACTURING THEREFOR2013-11-14Guilford165/67
D655728Condenser2012-03-13SenoD15/89
D360258Heat exchanger for fuel fired furnaces1995-07-11ShellenbergerD23/329
D356367Heat exchanger core1995-03-14KolbD23/386
D074086N/ADecember, 1927WatersD23/323
D028514N/AApril, 1898EasterlyD23/386



Other References:
[Online] http://www.tomton.cz/en/product/radiator-tomton-r4/. Retrieved Oct. 13, 2018.
Primary Examiner:
Pellegrini, Melanie
Attorney, Agent or Firm:
Bergen, Grady K.
Griggs Bergen LLP
Claims:
CLAIM

1. The ornamental design for a heat exchanger, as shown and described.

Description:

1.1 is a bottom, front, and right side perspective view of a heat exchanger;

1.2 is a top, front, and right side perspective view of the heat exchanger of FIG. 1.1;

1.3 is a top, rear, and left side perspective view of the heat exchanger of FIG. 1.1 with a portion removed for completeness of the disclosure;

1.4 is an enlarged and partial rear and left side perspective view of the heat exchanger of FIG. 1.1 with a portion removed for completeness of the disclosure;

1.5 is a top plan view of the heat exchanger of FIGS. 1.1; and

1.6 is a left side elevational view of the heat exchanger of FIG. 1.1 with a portion removed for completeness of the disclosure;

2.1 is a bottom, front, and right side perspective view of alternate embodiment of a heat exchanger;

2.2 is a top, front, and right side perspective view of the heat exchanger of FIG. 2.1;

2.3 is a top, rear and left side perspective view of the heat exchanger of FIG. 2.1 with a portion removed for completeness of the disclosure;

2.4 is an enlarged and partial rear and left side perspective view of the heat exchanger of FIG. 2.1;

2.5 is a top plan view of the heat exchanger of FIGS. 2.1; and

2.6 is a left side elevational view of the heat exchanger of FIG. 2.1 with a portion removed for completeness of the disclosure;

3.1 is a bottom, front, and right side perspective view of another alternate embodiment of a heat exchanger;

3.2 is a top, front, and right side perspective view of the heat exchanger of FIG. 3.1;

3.3 is a top, rear and left side perspective view of the heat exchanger of FIG. 3.1 with a portion removed for completeness of the disclosure;

3.4 is an enlarged and partial rear and left side perspective view of the heat exchanger of FIG. 3.1;

3.5 is a top plan view of the heat exchanger of FIG. 3.1; and

3.6 is a left side elevational view of the heat exchanger of FIG. 3.1.