Nozzle sleeve of a nozzle assembly for cleaning heat exchanger tubes

Description

FIG. 1 is a perspective view of a nozzle sleeve of a nozzle assembly for cleaning heat exchanger tubes of the invention;

FIG. 2 is a front elevational view of the invention;

FIG. 3 is a rear view of the invention;

FIG. 4 is a right end view of the invention as shown in FIG. 2;

FIG. 5 is a left end view of the invention as shown in FIG. 2; and,

FIG. 6 is a perspective view of the invention, the broken line showing of a nozzle core is for illustrative purposes only and forms no part of the claimed design.

Claims

CLAIM The ornamental design for a nozzle sleeve of a nozzle assembly for cleaning heat exchanger tubes, as shown and described.

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Inventors:	Patterson; Daniel R. (Oakmont, PA), Watt; Jeremy A. (Pittsburgh, PA)
Appl. No.:	D/272,956
Filed:	February 22, 2007

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Current U.S. Class:	D23/213
Current International Class:	2301
Field of Search:	;D23/213 ;15/406 ;165/95

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References Cited [Referenced By]

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U.S. Patent Documents

1022974	April 1912	Sargeant
3263934	August 1966	Hope, Jr. et al.
3934303	January 1976	Neithercutt
4643248	February 1987	Voith et al.
5448795	September 1995	Boughal
D391349	February 1998	Chih
5836522	November 1998	Przystawik
5862568	January 1999	Sjoberg
6609531	August 2003	Lesko
D520106	May 2006	Jones et al.
D520107	May 2006	Jones et al.

Primary Examiner: Webster; Robin V
Attorney, Agent or Firm: Kratz, Quintos & Hanson, LLP