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:
Jan. 28, 2014
Filed:
Sep. 25, 2012
Masaru Ebata, Chita, JP;
Toshiya Yamashita, Toyota, JP;
Takashi Hori, Anjo, JP;
Yasunori Doman, Hirakata, JP;
Masaru Ebata, Chita, JP;
Toshiya Yamashita, Toyota, JP;
Takashi Hori, Anjo, JP;
Yasunori Doman, Hirakata, JP;
Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;
Aisin AW Co., Ltd., Anjo-Shi, Aichi-Ken, JP;
Abstract
A torque fluctuation absorber includes a center plate rotatably arranged, a side plate arranged coaxially with and rotatably relative to the center plate, an elastic member accommodated in a space surrounded by the side plate and absorbing torque fluctuations generated between the side plate and the center plate, a cover member separating the space and an outside space from each other by covering a clearance between the center plate and the side plate, and a vent portion arranged inwardly in a radial direction of the side plate relative to the cover member and providing a ventilation between the space and the outside space.