Plate fin for a heat exchanger

Description

FIG. 1 is a perspective view of a first embodiment of a first plate fin for a heat exchanger;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a sectional view taken along line 8--8 in FIG. 2;

FIG. 9 is an enlarged view taken along lines 9--9 and 9--9 in FIG. 8;

FIG. 10 is a perspective view of a second embodiment of a plate fin for a heat exchanger;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a right side view thereof;

FIG. 14 is a left side view thereof;

FIG. 15 is a top plan view thereof;

FIG. 16 is a bottom view thereof;

FIG. 17 is a sectional view taken along line 17--17 in FIG. 11; and,

FIG. 18 is an enlarged view taken along lines 18--18 and 18--18 in FIG. 17.

Claims

CLAIM The ornamental design for a plate fin for a heat exchanger, as shown and described.

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Inventors:	Umetsu; Tomofumi (Kawasaki, JP), Fujima; Noriharu (Ichikawa, JP)
Assignee:	Ishikawajima-Harima Heavy Industries Co., Ltd. (Tokyo, JP)
Appl. No.:	D/265,980
Filed:	September 13, 2006

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Foreign Application Priority Data

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Mar 20, 2006 [JP]			P2006-077169
May 15, 2006 [JP]			D2006-012258
May 15, 2006 [JP]			D2006-012259

Current U.S. Class:	D23/386
Current International Class:	1507
Field of Search:	;D23/386,388,387,392,393,397,400,401,314,323,499,330 ;165/150-152,182,DIG.501 ;62/290

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References Cited [Referenced By]

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U.S. Patent Documents

2977918	April 1961	Kritzer
3397741	August 1968	Gunter
4434844	March 1984	Sakitani et al.
4723599	February 1988	Hanson
D317500	June 1991	Ueda
D330760	November 1992	Yoshida et al.
D331624	December 1992	Yoshida et al.
5752567	May 1998	Obosu
6227289	May 2001	Yokoyama et al.
6698508	March 2004	Jin et al.
7021370	April 2006	Papapanu et al.
2003/0000686	January 2003	Kester
2003/0150601	August 2003	Park et al.
2005/0274503	December 2005	Gong et al.
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2007/0163767	July 2007	Mitchell et al.

Foreign Patent Documents

	620454		Mar 1984		JP
	D1139869		Apr 2002		JP

Other References

US. Appl. No. 29/265,980, filed Sep. 13, 2006, Umetsu, et al. cited by other . U.S. Appl. No. 11/557,235, filed Nov. 7, 2006, Umetsu, et al. cited by other.

Primary Examiner: Simmons; Ian
Assistant Examiner: Muller; David G
Attorney, Agent or Firm: Oblon, Spivak, McClelland, Maier & Neustadt, P.C.