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:
Jun. 30, 2020
Filed:
Oct. 11, 2016
Mazda Motor Corporation, Hiroshima, JP;
Yoshiyuki Uehane, Hiroshima, JP;
Ken Ohtsuki, Hiroshima, JP;
Einosuke Suekuni, Higashihiroshima, JP;
Kimio Ishida, Hiroshima, JP;
Hiroshi Hosokawa, Hiroshima, JP;
Junji Watanabe, Hiroshima, JP;
MAZDA MOTOR CORPORATION, Hiroshima, JP;
Abstract
An intake passage structure for a turbocharger-equipped engine () includes a supercharging passage () and an air relief passage () that are provided in a compressor case (). The air relief passage () has a first passage () and a second passage (), each of which is in a non-linear shape. The first and second passages () and () each have an air outflow port () formed through an inner wall surface of an upstream portion () of the supercharging passage () upstream of a compressor (). The air outflow ports () are formed through different portions of the inner wall surface in a circumferential direction of the inner wall surface so as to overlap with each other in a direction along a central axis of the upstream portion ().