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:
Mar. 19, 2013
Filed:
Oct. 26, 2010
Tomohiro Saeki, Anjo, JP;
Masanori Suzuki, Kariya, JP;
Yuki Miyamoto, Kariya, JP;
Atsushi Yamazumi, Kariya, JP;
Masaki Kato, Kariya, JP;
Hiroyuki Yamamoto, Toyota, JP;
Toshiyuki Saburi, Nagoya, JP;
Ryota Akada, Anjo, JP;
Tomohiro Saeki, Anjo, JP;
Masanori Suzuki, Kariya, JP;
Yuki Miyamoto, Kariya, JP;
Atsushi Yamazumi, Kariya, JP;
Masaki Kato, Kariya, JP;
Hiroyuki Yamamoto, Toyota, JP;
Toshiyuki Saburi, Nagoya, JP;
Ryota Akada, Anjo, JP;
Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;
Abstract
A torque fluctuation absorbing apparatus includes a first plate member, a second plate member rotatable relative to the first plate member, and a first friction member disposed between the first plate member and the second plate member and pressed against the first plate member in a slidable manner. The second plate member includes a first retaining surface that makes contact with the first friction member. The first friction member includes a plurality of grooves at a surface facing the first retaining surface of the second plate member, the grooves extending in a radial direction of the first friction member.