Piston lower crown

Description

FIG. 1 is a perspective view of the piston lower crown;

FIG. 2 is a side view of the piston lower crown looking transversely to a pin bore axis;

FIG. 3 is front view of the piston lower crown looking along the pin bore axis; and,

FIG. 4 is a bottom view of the piston lower crown.

The broken line portions of the piston are for the purpose of illustrating environmental piston structure and forms no part of the claimed design.

Claims

CLAIM We claim the ornamental design for a piston lower crown, as shown and described.

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Inventors:	Azevedo; Miguel (Ann Arbor, MI), Leibold; Andrew (Monroe, MI)
Assignee:	Federal-Mogul Corporation (Southfield, MI)
Appl. No.:	D/346,124
Filed:	October 27, 2009

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Current U.S. Class:	D15/5
Current International Class:	1501
Field of Search:	;D15/1-5,7 ;123/193.6,47A,47R,41.35,661,659

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References Cited [Referenced By]

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U.S. Patent Documents

1336690	April 1920	Flammang
1336691	April 1920	Flammang
1351238	August 1920	Flammang
1387593	August 1921	Crispin
1758444	March 1922	Jehle et al.
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D122922	October 1940	Flammang at al.
D138548	August 1944	Toce et al.
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4354426	October 1982	Steidle
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6526871	March 2003	Zhu et al.
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Foreign Patent Documents

	3428490		Feb 1966		DE
	3437111		Apr 1986		DE
	030399		Nov 1980		EP
	0043147		Jan 1982		EP
	0050257		Apr 1982		EP
	661603		Oct 1928		FR
	615274		Jan 1949		GB
	04109066		Apr 1992		JP
	10122040		May 1998		JP
	1019970045043		Jul 1997		KR
	1019990042865		Jun 1999		KR
	1019990042869		Jun 1999		KR

Primary Examiner: Nelson; T. Chase
Assistant Examiner: Dworzecka; Ania K
Attorney, Agent or Firm: Stearns; Robert L. Dickinson Wright, PLLC