Rotation pump

- Denso Corporation
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Description

FIG. 1 is a front perspective view of a rotation pump of a new design;

FIG. 2 is a rear perspective view of the rotation pump shown in FIG. 1.

FIG. 3 is a front view of the rotation pump shown in FIG. 1;

FIG. 4 is a back view of the rotation pump shown in FIG. 1;

FIG. 5 is a left side view of the rotation pump shown in FIG. 1;

FIG. 6 is a right side view of the rotation pump shown in FIG. 1;

FIG. 7 is a top view of the rotation pump shown in FIG. 1; and,

FIG. 8 is a bottom view of the rotation pump shown in FIG. 1.

The broken lines in FIGS. 7 and 8 are included for the purpose of illustrating portions of the rotation pump that form no part of the claimed design.

The article of the present design relates to a rotation pump for supplying fuel to an internal combustion engine or the like. The rotation pump includes a motor, and an impeller driven and rotated by the motor, and a cylindrical body that houses therein the motor and the impeller. A connector and a cylindrical discharge tube are formed at one end of the body, and a cylindrical intake tube is formed at the other end of the body. When electrical power is supplied to the rotation pump via the connector, the motor is activated so that fuel is drawn from the intake tube and is discharged from the discharge tube.

Claims

The design for a rotation pump, as shown and described.

Referenced Cited
U.S. Patent Documents
D194250 December 1962 Lung
D227934 July 1973 Campbell et al.
D237011 September 1975 Stroberg et al.
D242651 December 7, 1976 Arakawa
D268412 March 29, 1983 Davis et al.
D395317 June 16, 1998 Karlsson et al.
D443881 June 19, 2001 Tsai
D498480 November 16, 2004 Tsai
D520026 May 2, 2006 Hulks
D540350 April 10, 2007 Hulks
D558233 December 25, 2007 Itani
Foreign Patent Documents
2009-222055 October 2009 JP
Patent History
Patent number: D659166
Type: Grant
Filed: Jan 18, 2012
Date of Patent: May 8, 2012
Assignee: Denso Corporation (Kariya)
Inventors: Hideki Koyama (Okazaki), Kenzou Kiyose (Takahama), Rihito Asai (Kariya)
Primary Examiner: Ralf Seifert
Attorney: Nixon & Vanderhye PC
Application Number: 29/371,911
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)