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.

Patent No.:

US 7210471 B1

PDF
Full Text
Expired
Date of Patent:
May. 01, 2007

Filed:

Jul. 08, 2004
Applicants:

Eiji Ikeda, Nisshin, JP;

Masao Murayama, Toyota, JP;

Takuo Nakayama, Toyota, JP;

Yuki Nakamura, Aichi-ken, JP;

Masato Soma, Okazaki, JP;

Inventors:

Eiji Ikeda, Nisshin, JP;

Masao Murayama, Toyota, JP;

Takuo Nakayama, Toyota, JP;

Yuki Nakamura, Aichi-ken, JP;

Masato Soma, Okazaki, JP;

Assignee:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A breather chamber is located in a blow-by gas passage to separate oil from blow-by gas. A partitioning member partitions the interior of the breather chamber into a plurality of spaces. The partitioning member is arranged such that the spaces extend along the flowing direction of the blow-by gas and that an adjacent pair of the spaces are connected at ends in the flowing direction. A separating member is provided in at least one of the spaces. The separating member obstructs the flow of the blow-by gas in the associated space, thereby separating oil from the blow-by gas. Therefore, oil is separated from the blow-by gas securely and is prevented from being brought out of the breather chamber.


Find Patent Forward Citations

Ikeda, Eiji. (2007). Breather chamber structure for internal combustion engine and internal combustion engine (U.S. Patent No. 7210471). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7210471

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