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.:
Date of Patent:
Oct. 09, 2007
Filed:
Mar. 18, 2005
Takashi Matsutani, Toyota, JP;
Takanori Nakada, Toyota, JP;
Yoshikazu Shinpo, Nisshin, JP;
Takashi Kubota, Obu, JP;
Makoto Hatano, Obu, JP;
Takashi Matsutani, Toyota, JP;
Takanori Nakada, Toyota, JP;
Yoshikazu Shinpo, Nisshin, JP;
Takashi Kubota, Obu, JP;
Makoto Hatano, Obu, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Aisan Kogyo Kabushiki Kaisha, Obu-shi, JP;
Abstract
A cooling structure for uniformly cooling a bore wall of a cylinder block using a cooling medium, the bore wall surrounding plural bore regions, includes a water jacket portion which is provided so as to surround an entire outer periphery of the bore wall, and which is supplied with the cooling medium; a water jacket spacer which is inserted in the water jacket portion; a passage through which the cooling medium in a portion of an inter-bore region is transferred to another portion of the inter-bore region, the inter-bore region being positioned in a vicinity of a boundary between the bore regions adjacent to each other; and a flow promotion device which increases a flow rate of the cooling medium flowing in the passage.