Transformer assembly for power supply

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Description

FIG. 1 is a top front and right side perspective view of an a transformer assembly for power supply showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D210130 February 1968 Stewart
D220109 March 1971 Gnaedinger et al.
D221552 August 1971 Zecca
D246851 January 3, 1978 Tarchalski et al.
D254667 April 8, 1980 Sare
D297829 September 27, 1988 Burgher et al.
D305115 December 19, 1989 Kondo et al.
D314367 February 5, 1991 Burgher et al.
2845602 July 1958 Korte
2903662 September 1959 Harvey
3810057 May 1974 Franz et al.
Foreign Patent Documents
2023985 May 1979 DEX
Other references
  • Allied Electronics Circuit Breakers p. 297, AMF, Mini-Mag Hydraulic-Magnetic Circuit Breakers. Arrow Electronics Catalog Heinemann Circuit Breakers Series CD and CF, p. 138, 1988. Marelco Application Bulletin #823. "Auxiliary Power Disconnects" Brochure. "New Space Saving Designs" Brochure. "Daykin Transformer Disconnects" Brochure.
Patent History
Patent number: D334732
Type: Grant
Filed: May 18, 1989
Date of Patent: Apr 13, 1993
Assignee: Marelco Power Systems, Inc. (Howell, MI)
Inventors: Peter H. Burgher (Captiva, FL), Richard L. Holmes (Lansing, MI), John Boomer (Howell, MI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Law Firm: Brooks & Kushman
Application Number: 7/353,917
Classifications
Current U.S. Class: Transformer, Rectifier Or Casing Therefor (3) (D13/110)