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:
Nov. 04, 2008
Filed:
Jul. 23, 2004
Kozo Yamamoto, Daito, JP;
Hiroyoshi Tsuruta, Kadoma, JP;
Kozo Yamamoto, Daito, JP;
Hiroyoshi Tsuruta, Kadoma, JP;
Exedy Corporation, Osaka, JP;
Abstract
A flywheel assembly with an improved bearing structure is provided. The flywheel damper () is a flywheel assembly for transmitting torque from the crankshaft of an engine, and has a first flywheel assembly (), a second flywheel assembly (), a damper mechanism (), and a needle bearing (). The first flywheel assembly () is fixed to the crankshaft (). The second flywheel assembly () is disposed so as to be able to rotate relative to the first flywheel assembly (). The damper mechanism () elastically connects the second flywheel assembly () to the crankshaft () in the rotation direction. The needle bearing () is a bearing to support rotatably the second flywheel assembly () on the crankshaft (), and has a plurality of needles () disposed between the peripheral surfaces () and () of both members.