Expandable power block

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Description

FIG. 1 is a perspective view of a expandable power block in accordance with a preferred embodiment of the present invention;

FIG. 2 is a right side view of the expandable power block shown in FIG. 1;

FIG. 3 is a bottom view of the expandable power block shown in FIG. 1;

FIG. 4 is a front view of the expandable power block shown in FIG. 1; and,

FIG. 5 is a rear view view of the expandable power block shown in FIG. 1.

The expandable power block illustrated in the drawings is symmetric, wherein a left side view is the same as the right side view of FIG. 2, and a top view is the same as the bottom view of FIG. 3. Also, the shadowed lines of FIGS. 1, 2, 3, and 4 illustrate a clear plastic cover.

Referenced Cited
U.S. Patent Documents
D316701 May 7, 1991 Hill
D342937 January 4, 1994 Angel, Jr. et al.
D361750 August 29, 1995 Ansley
3546364 December 1970 O'Neel
5266057 November 30, 1993 Angel, Jr. et al.
Patent History
Patent number: D403304
Type: Grant
Filed: Jan 9, 1998
Date of Patent: Dec 29, 1998
Assignee: Esoteric Audio U.S.A., Inc. (Winder, GA)
Inventors: Jerry Awbrey (Winder, GA), Michael Dewayne Brown (Bethlehem, GA)
Primary Examiner: Joel Sincavage
Law Firm: Thomas, Kayden, Horstemeyer & Risley
Application Number: 0/81,883
Classifications
Current U.S. Class: Threaded Engagement (D13/151)
International Classification: 1303;