Pump impeller
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.
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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