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. 30, 2018
Filed:
Sep. 26, 2016
Aisin Seiki Kabushiki Kaisha, Kariya-shi, Aichi-ken, JP;
Hideyuki Suganuma, Anjo, JP;
Yuji Noguchi, Obu, JP;
Takeo Asahi, Kariya, JP;
Hiroyuki Hamasaki, Obu, JP;
Toru Sakakibara, Kariya, JP;
Tomohiro Kajita, Kariya, JP;
AISIN SEIKI KABUSHIKI KAISHA, Kariya-shi, Aichi-ken, JP;
Abstract
A valve opening and closing timing control apparatus includes: a driving side rotor synchronously rotating with a crankshaft of an engine; a driven side rotor disposed at a coaxial core with a rotary shaft core of the driving side rotor and integrally rotating with a camshaft for a valve opening and closing; a connecting bolt disposed at the coaxial core with the rotary shaft core to connect the driven side rotor to the camshaft, and on which an advance angle port and a retard angle port are formed on an outer peripheral surface; and a spool disposed in a spool chamber of the inside of the connecting bolt, and controlling the feeding and discharging of working fluid to the advance angle port or the retard angle port from a pump port formed on the connecting bolt.