Collapsible clip-on desk extension for a file cabinet

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Description

FIG. 1 is a perspective view of my new collapsible clip-on desk extension for a file cabinet shown in collapsed position relative to a filing cabinet with said cabinet indicated in broken lines for purpose of illustration only,

FIG. 2 is a top plan view thereof;

FIG. 3 is a perspective bottom view thereof taken from the line 3--3 of FIG. 1,

FIG. 4 is a side elevational view thereof taken from the line 4--4 of FIG. 3,

FIG. 5 is a bottom edge view thereof taken from the line 5--5 of FIG. 3,

FIG. 6 is a cross sectional view taken on the line 6--6 of FIG. 2, and

FIG. 7 is a perspective view thereof in extended position relative to a filing cabinet with said cabinet indicated in broken lines for purpose of illustration only.

Referenced Cited
U.S. Patent Documents
D142262 August 1945 Paden
D157381 February 1950 Kramer
D191209 August 1961 Palisek
D205621 August 1966 Good
D233575 November 1974 Mueller et al.
D256533 August 26, 1980 Alessio
2650145 August 1953 Sieminski
2787508 April 1957 Math
3866547 February 1975 Guyton
Patent History
Patent number: D275250
Type: Grant
Filed: Jun 12, 1980
Date of Patent: Aug 28, 1984
Inventor: Alvin H. Kirsner (Des Moines, IA)
Primary Examiner: Bruce W. Dunkins
Attorney: Morton S. Adler
Application Number: 6/158,735
Classifications
Current U.S. Class: D/6430; D/6425