Dry-type power distribution transformer

- ABB Technology AG
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Description

FIG. 1 is a front and right side perspective view of a dry-type power distribution transformer showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a dry-type power distribution transformer, as shown and described.

Referenced Cited
U.S. Patent Documents
2947957 August 1960 Spindler
3264591 August 1966 D Entremont
3792399 February 1974 McLyman
D260877 September 22, 1981 Scott et al.
4368418 January 11, 1983 DeMello et al.
D288314 February 17, 1987 Makinson et al.
D293431 December 29, 1987 Makinson et al.
D294565 March 8, 1988 Makinson et al.
4779812 October 25, 1988 Fisher et al.
D392940 March 31, 1998 Shen
6081180 June 27, 2000 Fernandez et al.
D433993 November 21, 2000 Tang
6185811 February 13, 2001 Perry
6753749 June 22, 2004 Chin
Patent History
Patent number: D610087
Type: Grant
Filed: Jul 31, 2009
Date of Patent: Feb 16, 2010
Assignee: ABB Technology AG (Zurich)
Inventor: Charles W. Johnson (Wytheville, VA)
Primary Examiner: Prabhakar Deshmukh
Assistant Examiner: Derrick Holland
Attorney: Paul R. Katterle
Application Number: 29/341,170
Classifications
Current U.S. Class: Transformer, Rectifier Or Casing Therefor (3) (D13/110)