Nozzle for a CO.sub.2 snow cleaner

Description

FIG. 1 is a front perspective view of a nozzle for a CO.sub.2 snow cleaner showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side is a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an enlarged front end elevational view thereof; and

FIG. 6 is a rear end elevational view thereof.

Referenced Cited
U.S. Patent Documents
3630364 December 1971 Johnston
4053962 October 18, 1977 McDowell
4288886 September 15, 1981 Siegler
4462423 July 31, 1984 Franklin, Jr.
4501952 February 26, 1985 Lehrke
4797206 January 10, 1989 Lynch
Patent History
Patent number: D322341
Type: Grant
Filed: May 19, 1989
Date of Patent: Dec 10, 1991
Inventor: Richard R. Zito (Sunnyvale, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Paula Allen
Application Number: 7/353,518