Portable evaporative air cooler

Description

FIG. 1 is a front perspective view of a portable evaporative air cooler, showing my new design;

FIG. 2 is an enlarged, front elevational view thereof;

FIG. 3 is an enlarged, rear elevational view thereof;

FIG. 4 is an enlarged top plan view thereof;

FIG. 5 is an enlarged bottom plan view thereof;

FIG. 6 is an elevational view taken generally from the right of FIG. 3; and,

FIG. 7 is an elevational view of the opposite side thereof.

Referenced Cited
U.S. Patent Documents
1621766 March 1927 Bulmer
3290866 December 1966 Schonrock
Patent History
Patent number: D337817
Type: Grant
Filed: Aug 16, 1991
Date of Patent: Jul 27, 1993
Assignee: Walton Interprises II LP (Bentonville, AR)
Inventor: James A. Brock (Alexander, AR)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Attorney: Stephen D. Carver
Application Number: 7/746,505
Classifications
Current U.S. Class: Humidifier (D23/356)