Frequency converter

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Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a front, right side perspective view of a frequency converter, showing our new design;

FIG. 2 is a front, left side perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The equal length broken lines in the drawings depict portions of the power module for a 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
D654022 February 14, 2012 Sun
D673910 January 8, 2013 Lostun
D682207 May 14, 2013 Nakahira
D685733 July 9, 2013 Savolainen
D703136 April 22, 2014 Choi
D705728 May 27, 2014 Choi
D772162 November 22, 2016 Saarivirta
D775072 December 27, 2016 Reiner
D804416 December 5, 2017 Dilley
D854499 July 23, 2019 Lilja
20140084837 March 27, 2014 Tio
20170155336 June 1, 2017 Yamazawa
20180279501 September 27, 2018 Kodama
Other references
  • “Siemens Inverters”. Found online Oct. 9, 2020 at standardelectricsupply.com. Reference dated Jul. 2016. Retrieved from https://www.standardelectricsupply.com/userfiles/documents/ad/s/siemens_6sl32240be155ua0_manual.pdf. (Year: 2016).
  • “Siemens Low Voltage Converter”. Found online Oct. 9, 2020 at materialsupplieshk.com. Reference dated Oct. 18, 2017. Retrieved from https://tineye.com/search/6d56aeeba85a14a4073d76db82ba239e7b433d9e?sort=crawl_date&order=asc&page=1. (Year: 2017).
  • “Siemens Compact Converter”. Found online Oct. 9, 2020 at alliedelec.com. Reference dated 2016. Retrieved from https://www.alliedelec.com/m/d/2224dba3e93dcae9cf205de689eeb592.pdf. (Year: 2016).
Patent History
Patent number: D929938
Type: Grant
Filed: Jul 2, 2019
Date of Patent: Sep 7, 2021
Assignee: SIEMENS AKTIENGESELLSCHAFT (Munich)
Inventors: Xiang Zhang (Nanjing), Yan Chen (Nanjing), Qi Yu (Nanjing), Chong Xing Zheng (Nanjing), Xing Long Ma (Nanjing)
Primary Examiner: Kendra Leslie Hamilton
Assistant Examiner: Amanda Christensen
Application Number: 29/696,927
Classifications