Transfer switch

- ABB Schweiz AG
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 illustrates a left side front perspective view of a transfer switch.

FIG. 2 illustrates a right side front perspective view of the transfer switch shown in FIG. 1.

FIG. 3 illustrates a front side view of the transfer switch shown in FIG. 1.

FIG. 4 illustrates a back side view of the transfer switch shown in FIG. 1.

FIG. 5 illustrates a left side view of the transfer switch shown in FIG. 1.

FIG. 6 illustrates a right side view of the transfer switch shown in FIG. 1.

FIG. 7 illustrates a top side view of the transfer switch shown in FIG. 1.

FIG. 8 illustrates a bottom side view of the transfer switch shown in FIG. 1.

FIG. 9 illustrates right side bottom perspective view of the transfer switch shown in FIG. 1; and,

FIG. 10 illustrates a back side bottom perspective view of the transfer switch shown in FIG. 1.

Claims

The ornamental design for a transfer switch, as shown and described.

Referenced Cited
U.S. Patent Documents
6445559 September 3, 2002 Phillips
D571303 June 17, 2008 Jokiniemi
D606026 December 15, 2009 Azzola
D643373 August 16, 2011 Jokiniemi
D655250 March 6, 2012 Jokiniemi
D658134 April 24, 2012 Jokiniemi
D659105 May 8, 2012 Azzola
D695229 December 10, 2013 Ran
D695230 December 10, 2013 Zhang
D740235 October 6, 2015 Andersson
20180082807 March 22, 2018 Wu
Foreign Patent Documents
104701970 June 2010 CN
104733256 July 2016 CN
001215420-0001 June 2010 EM
Other references
  • SQ3W-63 Automatic Transfer Switch, dated Aug. 31, 2016, [online], [site visited Mar. 13, 2019]. Available from Internet, <URL: http://www.chinasuntree.com/automatic-transfer-switches/sq3w-63-automatic-transfer-switch.htm> (Year: 2016).
  • The Federal Service for Intellectual Property (RUPTO), Decision of grant of patent for industrial design issued in corresponding Russian design application No. 2018502019/49, issued Nov. 20, 2018, 8 pp.
Patent History
Patent number: D856286
Type: Grant
Filed: Apr 25, 2018
Date of Patent: Aug 13, 2019
Assignee: ABB Schweiz AG (Baden)
Inventors: Niangshe Zhuang (Jiangmen), Wensheng Liu (Jiangmen), Xianghui Pei (Jiangmen)
Primary Examiner: Angela J Lee
Assistant Examiner: Shawn T Gingrich
Application Number: 29/645,292
Classifications