Collapsible workstand

Description

FIG. 1 is a perspective view of a collapsible workstand showing my new design;

FIG. 2 is a perspective view of the article in a collapsed condition;

FIG. 3 is a side elevational view of the article in an unfolded condition;

FIG. 4 is a top plan view;

FIG. 5 is a side elevational view showing the opposite side shown in FIG. 3;

FIG. 6 is a bottom plan view; and,

FIG. 7 is a bottom plan view thereof showing the article in partially collapsed condition.

FIGS. 3-7 have been shown on a reduced scale with respect to FIG. 1.

Referenced Cited
U.S. Patent Documents
D166830 May 1952 Shinn
D205521 August 1966 Sanchez
D239678 April 1976 Blake
D268563 April 12, 1983 Gagner
D282798 March 4, 1986 Doezema
558595 April 1896 McGrann
641500 January 1900 Davidson
648008 April 1900 Wellman
1455569 May 1923 Caminoni
2390546 December 1945 Mather
2550959 May 1951 Bowman
2771334 November 1956 Wahlbom
2822860 February 1958 Calabrese
2917222 December 1959 Frankenstein
3029114 April 1962 Sanchez
3124085 March 1964 Sanchez
3220362 November 1965 Dowmes
3490394 January 1970 Perkins et al.
3625195 December 1971 Grall
4138951 February 13, 1979 Nelson
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4991335 February 12, 1991 Krautsack
Foreign Patent Documents
283872 September 1965 AUX
Patent History
Patent number: D325827
Type: Grant
Filed: May 19, 1989
Date of Patent: May 5, 1992
Inventor: James S. Hibbard (Battle Ground, WA)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Jeffrey Asch
Law Firm: Knobbe, Martens, Olson & Bear
Application Number: 7/354,092
Classifications
Current U.S. Class: D/6429; D/6455; D/6495; D 8/71