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. 18, 2011
Filed:
Feb. 19, 2008
Toshifumi Katsuma, Ritto, JP;
Michiaki Hashitani, Ritto, JP;
Koichi Masuo, Ritto, JP;
Takayoshi Hirayama, Ritto, JP;
Toshifumi Katsuma, Ritto, JP;
Michiaki Hashitani, Ritto, JP;
Koichi Masuo, Ritto, JP;
Takayoshi Hirayama, Ritto, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
The index table includes a rotary table for setting a workpiece for a machine tool; a rotary table shaft fixedly provided on the rotary table; a driving motor mechanism, which is a driving source; and a planetary roller speed-reduction mechanism having a sun roller, which is a motor output shaft of the driving motor mechanism, a ring fixed to the speed-reduction mechanism, a plurality of planetary rollers arranged at equal angular intervals between the sun roller and the ring in a pressurized state, and a planetary roller harness that fixedly supports a plurality of planetary roller shafts pivotally supporting the planetary rollers in a rotatable manner and is fixedly provided coaxially with the rotary table shaft.