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:
Oct. 09, 2012
Filed:
Nov. 21, 2006
Fumio Inayoshi, Ritto, JP;
Fumio Inayoshi, Ritto, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
The planetary roller reducer, which is directly coupled to a motor, is provided with a casing (), an input shaft () accommodated inside the casing and directly coupled to an output shaft () of the motor (), an input shaft bearing () set between the casing and the input shaft to support the input shaft so as to rotate with respect to the casing, a sun shaft () installed on the input shaft, a carrier () accommodated in the casing, a plurality of planetary rollers () supported on the carrier so as to rotate and in external contact with the sun shaft, an elastic ring () accommodated in the casing and in internal contact with a plurality of the planetary rollers, and a first elastic member () installed between the input shaft bearing and the input shaft to elastically support the input shaft.