Pump impeller

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Description

FIG. 1 is the impeller viewed obliquely from above.

FIG. 2 is the impeller viewed obliquely from below.

FIG. 3 is the impeller viewed from back.

FIG. 4 is the impeller viewed from front.

FIG. 5 is the impeller viewed from left.

FIG. 6 is the impeller viewed from right.

FIG. 7 is the impeller viewed from above.

FIG. 8 is the impeller viewed from below.

FIG. 9 is a cross section taken along the line IX—IX of FIG. 7.

FIG. 10 is a cross section taken along the line X—X of FIG. 7.

FIG. 11 is a cross section taken along the line XI—XI of FIG. 7; and,

FIG. 12 is a cross section taken along the line XII—XII of FIG. 7.

The impeller is provided in a pump, and draws in liquid through an inlet in the bottom shown in FIG. 2. The liquid passes through the flow path formed inside the impeller shown in the cross sections of FIGS. 9–12 and is then discharged laterally.

Claims

The ornamental design for a pump impeller, as shown and described.

Referenced Cited
U.S. Patent Documents
D27078 May 1897 Cahill et al.
D191687 October 1961 Wessels
D205691 September 1966 Ruliffson
D262538 January 5, 1982 Erikson
D514125 January 31, 2006 Cook
D515590 February 21, 2006 Freitas
D583391 December 23, 2008 Metcalfe
D586826 February 17, 2009 Cantrill et al.
D603878 November 10, 2009 Chu
20050013688 January 20, 2005 Nishi et al.
Foreign Patent Documents
10-238495 September 1998 JP
2006-291937 October 2006 JP
1290072 December 2006 JP
1290073 December 2006 JP
1290074 December 2006 JP
1290390 December 2006 JP
1290391 December 2006 JP
1295382 March 2007 JP
1295624 March 2007 JP
1315873 November 2007 JP
1316218 December 2007 JP
1316510 December 2007 JP
1316511 December 2007 JP
Patent History
Patent number: D615102
Type: Grant
Filed: May 8, 2009
Date of Patent: May 4, 2010
Assignee: ShinMaywa Industries, Ltd. (Hyogo)
Inventors: Motonobu Tarui (Hyogo), Junya Enomoto (Hyogo), Kazuki Takeuchi (Hyogo), Takashi Kunihara (Hyogo)
Primary Examiner: Ralf Seifert
Attorney: Roberts Mlotkowski Safran & Cole, P.C.
Application Number: 29/336,815
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)