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. 20, 2009
Filed:
Jan. 24, 2006
Kosuke Yamanaka, Kashiwara, JP;
Shiro Nakano, Minamikawachi-gun, JP;
Kenji Higashi, Yamatokoriyama, JP;
Atsushi Ishihara, Yamatokoriyama, JP;
Daisuke Maeda, Kashiwara, JP;
Kosuke Yamanaka, Kashiwara, JP;
Shiro Nakano, Minamikawachi-gun, JP;
Kenji Higashi, Yamatokoriyama, JP;
Atsushi Ishihara, Yamatokoriyama, JP;
Daisuke Maeda, Kashiwara, JP;
JTEKT Corporation, Osaka, JP;
Abstract
A differential gear apparatus according to the present invention comprises a first sun gear coupled to a first shaft to be rotated in conjunction with the first shaft, a second sun gear coupled to a second shaft to be rotated in conjunction with the second shaft, a first planetary gear meshed with the first sun gear, a second planetary gear rotated with the first planetary gear and meshed with the second sun gear, a carrier supporting the first and second planetary gears, and a housing supporting the second shaft upon rotation, wherein the sun gears and the planetary gears have profile shifted teeth of which addendum modifications are different at the positions in a flank width direction and a nut screwed on the mid way of the second shaft, and a through hole disposed at a position facing the nut are provided.