Ventilator

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Description

FIG. 1 is a front elevational view of the ventilator showing our new design;

FIG. 2 is another front elevational view thereof, showing the covers in their closed position;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a rear elevational view of FIG. 2;

FIG. 5 is a top view thereof, the bottom being the same as the top shown; and,

FIG. 6 is an end elevational view thereof, the opposite end being the same as end shown.

The broken line representation of a screen and pivotal panels in FIGS. 1, 3 and 4 are for purposes of illustration only.

Referenced Cited
U.S. Patent Documents
D165244 November 1951 Rendessy
D214031 May 1969 Rose
D245102 July 19, 1977 Gross
3287870 November 1966 Johnson
Patent History
Patent number: D269293
Type: Grant
Filed: Dec 4, 1978
Date of Patent: Jun 7, 1983
Inventors: Elwin E. Peirce (Salem, OR), Arthur L. Waltz (Salem, OR)
Primary Examiner: James R. Largen
Attorney: Thomas W. Secrest
Application Number: 5/966,156
Classifications
Current U.S. Class: D23/151
International Classification: D2304;