Pump impeller
Latest ShinMaywa Industries, Ltd. Patents:
The present article is an impeller provided in a pump. This impeller has two flow paths located to be symmetric about a central axis, including an inlet opening at the bottom as shown in
Claims
The ornamental design for a pump impeller, as shown and described.
D27078 | May 1897 | Cahill et al. |
D191687 | October 1961 | Wessels |
D205691 | September 1966 | Ruliffson |
D262538 | January 5, 1982 | Erikson |
D268112 | March 1, 1983 | Sugiura |
4666373 | May 19, 1987 | Sugiura |
D443281 | June 5, 2001 | Sodergard |
D514125 | January 31, 2006 | Cook |
D586826 | February 17, 2009 | Cantrill et al. |
D603878 | November 10, 2009 | Chu |
20050013688 | January 20, 2005 | Nishi et al. |
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 |
- Nishi, Yasuyuki et al., “Pump Impeller”, U.S. Appl. No. 29/334,576, filed Mar. 27, 2009.
- Nishi, Yasuyuki et al., “Pump Impeller”, U.S. Appl. No. 29/334,577, filed Mar. 27, 2009.
Type: Grant
Filed: Nov 6, 2009
Date of Patent: Jun 15, 2010
Assignee: ShinMaywa Industries, Ltd. (Hyogo)
Inventors: Motonobu Tarui (Hyogo), Junya Enomoto (Hyogo), Arata Funasaka (Hyogo)
Primary Examiner: Ralf Seifert
Attorney: Roberts Mlotkowski Safran & Cole, P.C.
Application Number: 29/346,880