Frequency converter
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Description
The broken lines of even length shown in the drawings illustrate portions of the frequency converter that form no part of the claimed design.
Claims
The ornamental design for a frequency converter, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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D429213 | August 8, 2000 | Colver |
7414860 | August 19, 2008 | Chen |
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D654022 | February 14, 2012 | Sun |
D673910 | January 8, 2013 | Lostun |
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8693170 | April 8, 2014 | Barreau |
D708135 | July 1, 2014 | Hakala |
D713337 | September 16, 2014 | Hakala |
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D742313 | November 3, 2015 | Gao |
D770975 | November 8, 2016 | Nada |
D772159 | November 22, 2016 | Takano |
20010019495 | September 6, 2001 | Miettinen |
- U.S. Appl. No. 29/565,491; Frequency Converter; Bettina Seacke et al; filed May 20, 2016.
- U.S. Appl. No. 29/565,484; Frequency Converter; Bettina Baacke et al; filed May 20, 2016.
Patent History
Patent number: D819565
Type: Grant
Filed: May 20, 2016
Date of Patent: Jun 5, 2018
Assignee: SEW-EURODRIVE GmbH & Co KG (Bruchsal)
Inventors: Bettina Baacke (Karlsruhe), Martina Findik (Karlsruhe), Jürgen Goos (Speyer), Dirk Momann (Bruchsal), Jürgen Ott (Dettenheim), Thomas Hannich (Bruchsal), Markus Zieger (Forst), Harald Meyer (Niefern-Öschelbronn), Hans Krattenmacher (Bretten)
Primary Examiner: Rosemary K Tarcza
Assistant Examiner: Christy M Nemeth
Application Number: 29/565,488
Type: Grant
Filed: May 20, 2016
Date of Patent: Jun 5, 2018
Assignee: SEW-EURODRIVE GmbH & Co KG (Bruchsal)
Inventors: Bettina Baacke (Karlsruhe), Martina Findik (Karlsruhe), Jürgen Goos (Speyer), Dirk Momann (Bruchsal), Jürgen Ott (Dettenheim), Thomas Hannich (Bruchsal), Markus Zieger (Forst), Harald Meyer (Niefern-Öschelbronn), Hans Krattenmacher (Bretten)
Primary Examiner: Rosemary K Tarcza
Assistant Examiner: Christy M Nemeth
Application Number: 29/565,488
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)