Engine cylinder head

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Description

FIG. 1 is a top front perspective view of an engine cylinder head showing my new design;

FIG. 2 is a top rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a sectional view taken generally along sectional line 7-7 of FIG. 5;

FIG. 8 is a sectional view taken generally along sectional line 8-8 of FIG. 6;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a front elevational view thereof; and,

FIG. 12 is a sectional view taken generally along sectional line 12-12 of FIG. 11.

Claims

The ornamental design for an engine cylinder head, as shown and described.

Referenced Cited
U.S. Patent Documents
6216659 April 17, 2001 Takegami et al.
D522022 May 30, 2006 Carlin et al.
7246610 July 24, 2007 Sjovall et al.
D601589 October 6, 2009 Carlson
D608372 January 19, 2010 Brace et al.
D608795 January 26, 2010 Brace et al.
20130014721 January 17, 2013 Trease
Other references
  • Photograph of Pratt & Whitney R-2800 Double Wasp Engine first used in 1937, Retrieved from http://en.wikipedia.org/wiki/Pratt—%26—Whitney—R-2800—Double—Wasp last viewed on Jan. 31, 2013, 1 page.
  • Photographs of Pratt & Whitney “C” Series Engine Cylinder Head With Cylinder Inside of Head first used at least as early as 1945, Discussed at http://en.wikipedia.org/wiki/Pratt—%26—Whitney—R-2800—Double—Wasp last viewed on Jan. 31, 2013, 1 page.
Patent History
Patent number: D686249
Type: Grant
Filed: Oct 31, 2012
Date of Patent: Jul 16, 2013
Assignee: Silva Technologies Inc. (Rockville, MD)
Inventor: Robert Roach (Craigburn Farm)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Aman
Application Number: 29/436,037
Classifications
Current U.S. Class: Element Or Attachment (D15/5)