Lighting transformer disconnect

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Description

FIG. 1 is a top, front, and right side perspective view of a lighting transformer disconnect 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;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view of a second embodiment thereof, the only difference residing in the configuration of the front elevation;

FIG. 8 is a front elevational view of a third embodiment thereof, the only difference residing in the configuration of the front elevation;

FIG. 9 is a front elevational view of a fourth embodiment thereof, the only difference residing in the configuration of the front elevation;

FIG. 10 is a front elevational view of a fifth embodiment thereof, the only difference residing in the configuration of the front elevation;

FIG. 11 is a front elevational view of a sixth embodiment thereof, the top, bottom, and rear being identical in appearance to the first embodiment; and,

FIG. 12 is a right side elevational view of the embodiment of FIG. 11, the left side being a mirror image of that shown.

Referenced Cited
U.S. Patent Documents
D223932 June 1972 Paulson
D297829 September 27, 1988 Burgher et al.
3852514 December 1974 Lauben
3983460 September 28, 1976 Kuhn et al.
Patent History
Patent number: D339323
Type: Grant
Filed: Aug 23, 1991
Date of Patent: Sep 14, 1993
Assignee: Marelco Power Systems, Inc. (Howell, MI)
Inventors: Peter Burgher (Howell, MI), Richard L. Holmes (Owosso, MI), John Boomer (Howell, MI)
Primary Examiner: Brian N. Vinson
Law Firm: Gifford, Groh, Sprinkle, Patmore and Anderson
Application Number: 7/751,679
Classifications
Current U.S. Class: Energy Conversion Or Transformation (D13/101)