Expandable shelf

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an expandable shelf, incorporating the new design;

FIG. 2 is a top plan of the expandable shelf of FIG. 1;

FIG. 3 is a front elevation of the expandable shelf of FIG. 1;

FIG. 4 is a bottom plan of the expandable shelf of FIG. 1;

FIG. 5 is a rear elevation of the expandable shelf of FIG. 1;

FIG. 6 is a left-side elevation of the expandable shelf of FIG. 1;

FIG. 7 is a right-side elevation of the expandable shelf of FIG. 1;

FIG. 8 is a partial cross-sectional view of a part of the expandable shelf of FIG. 1, showing the structure cut at line 8—8 only, without showing structure behind line 8—8, for clarity;

FIG. 9 is a partial cross-sectional view of a part of the expandable shelf of FIG. 1, showing the structure cute at line 9—9 only, without showing structure behind line 9—9, for clarity;

FIG. 10 is a partial cross-sectional view of a part of the expandable shelf of FIG. 1, showing the structure cut at line 10—10 only, without showing structure behind line 10—10, for clarity;

FIG. 11 is a partial cross-sectional view of a part of the expandable shelf of FIG. 1, showing the structure cut at line 11—11 only, without switching structure behind line 11—11, for clarity;

FIG. 12 is a perspective view of an alternative position of the expandable shelf of FIG. 1; and,

FIG. 13 is a top plan of a second embodiment of an expandable shelf, an expandable shelf of indeterminate length incorporating the new design.

Claims

The ornamental design for an expandable shelf, as shown and described.

Referenced Cited
U.S. Patent Documents
204237 May 1878 Miller et al.
D314682 February 19, 1991 Kellems et al.
330380 November 1885 Cregmile
D355551 February 21, 1995 McNamara et al.
D407247 March 30, 1999 Brezney
D426089 June 6, 2000 Vlah
563467 July 1896 Farwell
622666 April 1899 Burwell
779262 January 1905 Burke
934148 September 1909 Duff
1682060 August 1928 Banks
2205730 June 1940 Morgan
2294595 September 1942 Dice
2545844 March 1951 Cougias
2888305 May 1959 Perry
3650588 March 1972 Helland
3836218 September 1974 Hallal
4036369 July 19, 1977 Eisenberg
4106735 August 15, 1978 Partain et al.
4155312 May 22, 1979 Thorkildson
4192562 March 11, 1980 Bishoff et al.
4470647 September 11, 1984 Bishoff et al.
4478337 October 23, 1984 Flum
4535896 August 20, 1985 Evanson
4553523 November 19, 1985 Stohrer, Jr.
4696406 September 29, 1987 Karashima et al.
4723665 February 9, 1988 Benedict et al.
4938365 July 3, 1990 Conway et al.
5295596 March 22, 1994 Squitieri
5423597 June 13, 1995 Rogers
5553824 September 10, 1996 Dutra, Jr.
5586666 December 24, 1996 Squitieri
5605238 February 25, 1997 Jacobs
5762208 June 9, 1998 Yeh
6021908 February 8, 2000 Mathews
6142321 November 7, 2000 West
Patent History
Patent number: D444655
Type: Grant
Filed: Jun 22, 2000
Date of Patent: Jul 10, 2001
Assignee: Westerlund Products Corporation (Minnetonka, MN)
Inventor: Robert A. West (Shorewood, MN)
Primary Examiner: Prabhakar Deshmukh
Attorney, Agent or Law Firm: Schwegman, Lundberg, Woessner & Kluth, P.A.
Application Number: 29/125,338
Classifications
Current U.S. Class: D6/511
International Classification: 0604;