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:
Jul. 30, 2013
Filed:
Jan. 14, 2009
Shinichi Takabe, Iwata, JP;
Shinichi Takabe, Iwata, JP;
NTN Corporation, Osaka, JP;
Abstract
Provided is a boot for a constant velocity universal joint capable of being properly engaged with an outer joint member of a constant velocity universal joint and capable of increasing durability thereof. Over a shoulder portion () and a root portion () of a boot () for a constant velocity universal joint according to the present invention, there are formed a circular arc portion () adjacent to a large diameter portion () and having an axial sectional shape protruding radially outward and a linear portion () adjacent to the circular arc portion () and having a linear axial sectional shape. An innerperipheral surface () of the linear portion () is brought into contact with an opening end portion () of an outer joint member () of a constant velocity universal joint () such that a thickness from the circular arc portion () to the linear portion () is uniform.