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:
Jan. 02, 2007

Filed:

Mar. 29, 2006
Applicants:

Kazuyoshi Abe, Susono, JP;

Akio Yoshimatsu, Susono, JP;

Shinya Wakabayashi, Susono, JP;

Inventors:

Kazuyoshi Abe, Susono, JP;

Akio Yoshimatsu, Susono, JP;

Shinya Wakabayashi, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 31/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

An intake device includes an intake pipe, a valve having a downstream side including a cutoff portion and an upstream side rotatably attached to an inner wall of the intake pipe, and a partition plate provided in the intake pipe so as to divide an intake passage in the intake pipe into an upper intake passage and a lower intake passage. The valve has an open state in which the upper and lower intake passages are open, a closed state in which the upper and lower intake passages are closed; and an intermediate state in which the lower intake passage is closed.


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