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:
Sep. 27, 2022
Filed:
Feb. 12, 2020
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Aisin Aw Co., Ltd., Anjo, JP;
Aisin Fukui Corporation, Echizen, JP;
Tomo Iwagaki, Mishima, JP;
Hideyuki Nishida, Sunto-gun, JP;
Masayuki Ishibashi, Numazu, JP;
Yoichi Oi, Anjo, JP;
Yu Mizukami, Anjo, JP;
Takuya Yoshikawa, Fukui, JP;
Katsunori Tanaka, Fukui, JP;
Tomoyuki Hiramoto, Sabae, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
AISIN AW CO., LTD., Anjo, JP;
AISIN FUKUI CORPORATION, Echizen, JP;
Abstract
A torsional vibration damper that damps torsional vibration effectively in a low-speed range. In the torsional vibration damper, a spring holder is formed by apertures of an input element and an output element, and an elastic member is held in the spring holder. A first moveable range of a planetary element extending from an initial position in a drive direction is wider than a second movable range of the planetary element extending from the initial position in a counter direction.