Voltage transformer

- Sangamo Weston, Inc.
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Description

FIG. 1 is a perspective view of a voltage transformer showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a side view thereof; the opposite side being substantially identical; and

FIG. 4 is a bottom view thereof;

Referenced Cited
U.S. Patent Documents
D104627 May 1937 Hitchcock et al.
D215447 September 1969 Canney
D219597 December 1970 Smith
D254846 April 29, 1980 Wood
D260635 September 8, 1981 Lockwood
1645165 October 1927 Shackelton
2211690 August 1940 Edwards
3264591 August 1966 D'Entremont
3760314 September 1973 Krasienko et al.
Other references
  • Allied Electronics 1975 Engineering Manual No. 750, p. 233, Transistor Transformer .circle.A and p. 235, Filament and Audio Transformers. .circle.C .
Patent History
Patent number: D289033
Type: Grant
Filed: Mar 30, 1984
Date of Patent: Mar 31, 1987
Assignee: Sangamo Weston, Inc. (Norcross, GA)
Inventors: David N. Makinson (Franklin, NC), Karl W. Struck (Clayton, GA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth E. Takemoto
Attorney: Dale Gaudier
Application Number: 6/595,177
Classifications
Current U.S. Class: D13/4