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:
Nov. 24, 1987
Filed:
Oct. 02, 1986
Kouichi Hatamura, Hiroshima, JP;
Tetsuo Hiraoka, Hiroshima, JP;
Kazuaki Hokazono, Hiroshima, JP;
Shinji Seike, Hiroshima, JP;
Mazda Motor Corporation, Hiroshima, JP;
Abstract
An induction system for a V-type internal combustion engine having a first and second banks respectively constituted with a plurality of cylinders and shifted with respect to each other in the direction of alignment of the cylinders, including intake ports provided to face a space between two banks, surge tank means for leading intake air to each intake port arranged above one of the banks, first intake passage means curvedly formed for feeding intake air from the surge tank means to the cylinders of the first bank, each being connected with the side portion of the surge tank means at one end thereof and with one of the intake ports of the cylinder of the first bank at the other end thereof and consisting of an upstream intake passage means and a downstream passage means, and second intake passage means curvedly formed for feeding intake air from the surge tank means to the cylinders of the second bank, each being connected with the side portion of the surge tank means at one end thereof and with one of the intake ports of the cylinder of the second bank and consisting of an upstream intake passage means and a downstream intake passage means, said first intake passage means being connected with the surge tank means at a point higher than a point where the second intake passage is connected with the surge tank means.