Adjustable frame

Description

FIG. 1 is a perspective view of an adjustable frame showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

The adjustable frame is broken away on the end to indicate indeterminate length.

Referenced Cited
U.S. Patent Documents
3103374 September 1963 Portnog
4453346 June 12, 1984 Powell et al.
4782630 November 8, 1988 Kleyn
5345722 September 13, 1994 McKann
Patent History
Patent number: D374488
Type: Grant
Filed: Apr 7, 1995
Date of Patent: Oct 8, 1996
Inventor: Yuan-Chi Wang (Tai Shan Shiang, Taipei Shien)
Primary Examiner: Doris Clark
Law Firm: Peterson, Wicks, Nemer & Kamrath, P.A.
Application Number: 0/37,519
Classifications
Current U.S. Class: With Hollow Core (D25/124)