Fume hood

- E. H. Sheldon and Company

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Description

FIG. 1 is a perspective view of a fume hood showing my new design, with two of the panels in the raised position and a stand shown in broken line for illustrative purposes only;

FIG. 2 is a front elevational view thereof with a panel in the lowered position;

FIG. 3 is a rear elevational view thereof with the panels lowered;

FIG. 4 is a plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a side elevational view thereof taken from the left of FIG. 2, with the panel lowered; and

FIG. 7 is a side elevational view thereof taken from the right of FIG. 2, with the panel lowered.

Referenced Cited
U.S. Patent Documents
D214376 June 1969 Sullivan
3049069 August 1962 Whiston
3368523 February 1968 Becker
3505945 April 1970 Greer
Patent History
Patent number: D242861
Type: Grant
Filed: Dec 23, 1974
Date of Patent: Dec 28, 1976
Assignee: E. H. Sheldon and Company (Muskegon, MI)
Inventor: Arthur W. Carlson (Muskegon, MI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: B. J. Bullock
Law Firm: Howson, Tilton, Fallon & Lungmus
Application Number: 5/535,172
Classifications
Current U.S. Class: D23/151
International Classification: D2304;