Engine exhaust treatment device housing

- Caterpillar Inc.
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Description

FIG. 1 is a perspective view of an engine exhaust treatment device housing of our design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing of a portion of an engine exhaust treatment device housing is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

Claims

The ornamental design for an engine exhaust treatment device housing, as shown and described.

Referenced Cited
U.S. Patent Documents
3420052 January 1969 Miller
3607133 September 1971 Hirao et al.
3852042 December 1974 Wagner
6712869 March 30, 2004 Cheng et al.
6767378 July 27, 2004 Nishiyama et al.
6824743 November 30, 2004 Pawson et al.
6887294 May 3, 2005 Kanematsu
7062904 June 20, 2006 Hu et al.
7299626 November 27, 2007 Barasa et al.
D590419 April 14, 2009 Duffek et al.
20050150211 July 14, 2005 Crawley et al.
20060277900 December 14, 2006 Hovda et al.
20070039316 February 22, 2007 Bosanee, Jr. et al.
20070137187 June 21, 2007 Kumar
20080072580 March 27, 2008 Nagaoka et al.
20080155973 July 3, 2008 Maruyama et al.
Other references
  • Thiesel 2002 Conference on Thermo- and Fluid-Dynamic Processes in Diesel Engines, “An Integrated Approach for the Design of Diesel Engine Exhaust Systems to meeting Euro 4 and Beyond Emissions Legislations,” pp. 1-15.
  • Photos of exhaust treatment arrangements displayed by a non-Caterpillar companies at the Mid-America Trucking Show on Mar. 22, 2007 in Louisville, Kentucky (2 sheets).
Patent History
Patent number: D645882
Type: Grant
Filed: Feb 6, 2009
Date of Patent: Sep 27, 2011
Assignee: Caterpillar Inc. (Peoria, IL)
Inventors: Ryan M. Duffek (Peterborough), Thomas V. Staley (Peoria, IL), Richard A. Crandell (Peoria, IL)
Primary Examiner: Lisa Lichtenstein
Attorney: Jeffrey A. Ruppel
Application Number: 29/331,999
Classifications
Current U.S. Class: Element Or Attachment (D15/5)