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. 22, 2019
Filed:
Apr. 17, 2015
Borgwarner Inc., Auburn Hills, MI (US);
Kunihiko Mishima, Mie, JP;
BorgWarner, Auburn Hills, MI (US);
Abstract
The problem to be solved by the present invention lies in making it possible to reduce costs and to reduce the size of an oil pump, without impeding the degree of freedom in chain layout. An oil jetis constructed in order to supply lubricating oil to a tension-side span of a chain C while also causing a tensioning force to act on a slack-side span of the chain C. The oil jet armis provided with a pivoting-side partA, and a tip-end side partB which is provided in such a way as to be pivotable about the pivoting-side partA and is acted on by a pressing force from a pistonof a hydraulic tensioner, and an oil ejection holefor ejecting to the outside oil supplied from an oil discharge holein the pistonis formed in the tip-end side partB. Oil ejected from the oil ejection holeis supplied to a portion E on the meshing start side with a sprocketon the tension-side span of the chain C.