Nozzle sleeve of a nozzle assembly for cleaning heat exchanger tubes

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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

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

Referenced Cited
U.S. Patent Documents
1022974 April 1912 Sargeant
3263934 August 1966 Hope, Jr. et al.
3934303 January 27, 1976 Neithercutt
4643248 February 17, 1987 Voith et al.
5448795 September 12, 1995 Boughal
D391349 February 24, 1998 Chih
5836522 November 17, 1998 Przystawik
5862568 January 26, 1999 Sjoberg
6609531 August 26, 2003 Lesko
D520106 May 2, 2006 Jones et al.
D520107 May 2, 2006 Jones et al.
Patent History
Patent number: D570953
Type: Grant
Filed: Feb 22, 2007
Date of Patent: Jun 10, 2008
Inventors: Daniel R. Patterson (Oakmont, PA), Jeremy A. Watt (Pittsburgh, PA)
Primary Examiner: Robin V Webster
Attorney: Kratz, Quintos & Hanson, LLP
Application Number: 29/272,956