Heat pump

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Description

1. Heat pump

2. Heat pump

1.1 : Front

1.2 : Back

1.3 : Top

1.4 : Left

1.5 : Right

1.6 : Bottom

1.7 : Perspective

2.1 : Front

2.2 : Back

2.3 : Top

2.4 : Left

2.5 : Right

2.6 : Bottom

2.7 : Perspective

Heater, in particular a heat pump; the front side has a protruding element in the middle.

Claims

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

Referenced Cited
U.S. Patent Documents
2095017 October 1937 Wilkes
4584463 April 22, 1986 Klages
D539882 April 3, 2007 Li
20140157814 June 12, 2014 Duplessis
20160201929 July 14, 2016 Farris
20180094833 April 5, 2018 Tsai
20180135885 May 17, 2018 Shaffer
20180238561 August 23, 2018 Yin
20220146147 May 12, 2022 White
Patent History
Patent number: D978305
Type: Grant
Filed: Apr 28, 2021
Date of Patent: Feb 14, 2023
Inventors: Claudia Tietge (Ditzingen), Winfried Werthmann (Ostfildern), Stefan Andreesen (Esslingen)
Primary Examiner: Ania Aman
Application Number: 35/512,794
Classifications