Disposable nozzle for cartridge discharging adhesive

Description

FIG. 1 is a top, right perspective view of a disposable nozzle for cartridge discharging adhesive showing my new design;

FIG. 2 is a bottom, right perspective view;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a left side elevational view;

FIG. 6 is a right side elevational view;

FIG. 7 is a front elevational view;

FIG. 8 is a rear elevational view;

FIG. 9 is a cross-sectional view taken along the line 9--9 of FIG. 3; and

FIG. 10 is a cross-sectional view taken along the line 10--10 of FIG. 5.

Referenced Cited
U.S. Patent Documents
D242902 January 4, 1977 Hackmyer
D266149 September 14, 1982 Charlton et al.
D266537 October 12, 1982 Kahn
2953285 September 1960 McKelvey
3040935 June 1962 Lopata
3157312 November 1964 Kitterman
3439839 April 1969 Schumann et al.
3756516 September 1973 Trnka
4253685 March 3, 1981 Camp
4273144 June 16, 1981 Morganroth
4382530 May 10, 1983 Calisto
4613078 September 23, 1986 Marshall
4619613 October 28, 1986 Dragan
Other references
  • A page of a catalog distributed by Crain Cutter Co., Inc., during the year 1984, depicting Cove Nozzles.
Patent History
Patent number: D305736
Type: Grant
Filed: Aug 20, 1987
Date of Patent: Jan 30, 1990
Inventors: Marvin Berg (New Brighton, MN), Bruce Gracheck (Shoreview, MN)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: R. T. Seifert
Attorney: Jack M. Wiseman
Application Number: 7/87,626
Classifications
Current U.S. Class: D/9447