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:
Jul. 11, 2017
Filed:
Mar. 10, 2015
Tsubakimoto Chain Co., Osaka-shi, Osaka, JP;
Yuji Kurematsu, Osaka, JP;
Osamu Yoshida, Osaka, JP;
TSUBAKIMOTO CHAIN CO., Osaka, JP;
Abstract
Provided is a chain tensioner that can improve the degree of freedom in setting the oil supply position with a simple structure, can supply sufficient and necessary oil when restarted after a long time after the stop of oil supply, can entirely be made shorter and smaller, and can be produced easily with reduced cost. In a chain tensionerin which a plungerinserted in a plunger boreof a tensioner bodyis biased outward by biasing meansprovided in an oil pressure chamberto be extendable and contractible, an oil reservoir chamberis formed on an outer side than a check valveinside a plunger body, and a connection/adjustment grooveforming an oil supply spaceis formed in an inner circumferential surface of the plunger bore