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. 22, 2016
Filed:
Feb. 28, 2014
Nok Corporation, Tokyo, JP;
Shuji Yoshitsune, Aso, JP;
Shigeru Watanabe, Fujisawa, JP;
Masahiko Inoue, Fujisawa, JP;
Norimasa Hosonuma, Fujisawa, JP;
NOK CORPORATION, Tokyo, JP;
Abstract
Provided is an intake noise reduction device that can suppress an occurrence of noise in an intake pipe. An intake noise reduction device () disposed on a downstream side of a throttle valve in an intake pipe and including a flow-guiding net () that guides an air flow, wherein the flow-guiding net includes a mesh that is configured to be fine in a vicinity of a center of a flow passage in the intake pipe and to become coarser with distance from the vicinity of the center. For example, the mesh flow-guiding net () is formed of a plurality of radial portions () extending radially outward from the vicinity of the center of the flow passage in the intake pipe and a plurality of concentric portions () provided concentrically from the vicinity of the center.