The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 17, 2011

Filed:

Sep. 15, 2008
Applicants:

Noriyuki Kawamata, Saitama, JP;

Kazuto Fukuzawa, Saitama, JP;

Inventors:

Noriyuki Kawamata, Saitama, JP;

Kazuto Fukuzawa, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A microbubble generator includes a fuel pump for pumping fuel with an introduction pipe for guiding the liquid toward the inlet of the fuel pump. An air pipe includes one end joined with the introduction pipe from the side, and the other end opened as an air inlet. A bubble generating orifice is disposed in an output side pipe of the fuel pump. The air pipe is formed of an intake air pipe and a joint side air pipe. An air amount adjustment orifice is disposed at a joint portion between the joint side air pipe and the introduction pipe. The bubble generating orifice has a taper portion with the diameter reduced from the input side to the output side.


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