Pneumatic nozzle

Description

FIG. 1 is a top perspective view of a pneumatic nozzle showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a pneumatic nozzle, as shown.

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Inventors:	Nathenson; Richard D. (Pittsburgh, PA), Brumbaugh; Paul M. (Trafford, PA)
Assignee:	Concept Engineering Group, Inc. (Verona, PA)
Appl. No.:	D/068,056
Filed:	March 20, 1997

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Current U.S. Class:	D15/21
Current International Class:	1504
Field of Search:	;D32/25,32,31,33-15,17 ;D23/223,200,213,225 ;239/589,601,532,590,592,594,DIG.7,DIG.8,DIG.22 ;D15/21,28,127,139 ;175/424,393 ;299/81.1,81.3,17

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References Cited [Referenced By]

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U.S. Patent Documents

D147125	July 1947	Harvuot
D269348	June 1983	Strohmaier
D269519	June 1983	Braun
D269520	June 1983	Braun
D275333	August 1984	Williams et al.
D308211	May 1990	Magnera
D314848	February 1991	Foldes
D328906	August 1992	MacDonald et al.
D356853	March 1995	Fowler
D360503	July 1995	Lynch et al.
D369648	May 1996	Fowler
D388914	January 1998	McKnight
D391349	February 1998	Chih
2175160	October 1939	Zobel et al.
2583726	January 1952	Chalom
2833353	May 1958	Walton et al.
3015336	January 1962	Caples
3550864	December 1970	East
3620457	November 1971	Pearson
3921915	November 1975	Glenn et al.
4300723	November 1981	Prasthofer
4448354	May 1984	Reznick et al.
4455166	June 1984	Brancaz et al.
4668018	May 1987	Demoulin et al.
4813611	March 1989	Fontana
5077684	December 1991	Parrott
5170943	December 1992	Artzberger
5170946	December 1992	Rankin
5212891	May 1993	Schuermann et al.
5378048	January 1995	Parrott
5782414	July 1998	Nathenson

Other References

Ascher H. Shapiro, "The Dynamics and Thermodynamics of Compressible Fluid Flow", Robert E. Krieger Publishing Company, vol. I and II, 1983, pp. 139, 141, 143 and 676-681, 694-695, 700-701. . A. E. Puckett, "Supersonic Nozzle Design", Journal of Applied Mechanics, vol. 13, No. 4, Dec. 1946, pp. A-265-A-270. . K. Foelsch, "The Analytical Design of an Axially Symmetric Laval Nozzle for a Parallel and Uniform Jet", Journal of the Aeronautical Sciences, Mar. 1949, pp. 161-166 and 185. . G.V.R. Rao, "Approximation of Optimum Thrust Nozzle Contour", ARS Journal, vol. 30, No. 6, Jun. 1960, p. 561. . Sinyarev and Doborovolskii, "Zhidkostne Raketne Drigateli", Moscow, 1957 (in Russian), pp. 366-367 and 370-371 and one page of translation. . R.E. Wilson, "Turbulent Boundary Layer Growth with Favorable Static Pressure Gradient at Supersonic Speeds", Proceedings of the Second Midwestern Conference on Fluid Mechanics, The Ohio State University, 1952, pp. 277-289..

Primary Examiner: McInroy; Ruth
Attorney, Agent or Firm: Webb Ziesenheim Bruening Logsdon Orkin & Hanson, P.C.