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:
Sep. 09, 2003
Filed:
Sep. 27, 2001
Masanori Ohmi, Anjo, JP;
Akifumi Hosoya, Anjo, JP;
Denso Corporation, Kariya, JP;
Abstract
In a planetary gear speed reduction mechanism includes a drive gear, a driven gear, a sun gear connected to the drive gear, an internal gear disposed around the sun gear, a planetary gear meshed with the sun gear and the internal gear, a bearing for supporting the planetary gear, a carrier pin for supporting the bearing and a planet carrier connected to the carrier pin for transmitting revolving motion of the planetary gear to the driven gear, the bearing has a cylindrical inner wall forming an annular grease reservoir around the carrier pin at opposite ends thereof. The bearing can be lubricated by the grease supplied from the simple grease reservoir for long time.