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. 16, 2001
Filed:
Jan. 11, 2000
Kazuhiro Miyamae, Ohbu, JP;
Kiyoji Minegishi, Chita-gun, JP;
Takashi Toida, Ohbu, JP;
Tetsuzo Ishikawa, Ohbu, JP;
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Abstract
There is provided a method and an apparatus for improving surface roughness of tooth surfaces of an external-tooth gear (W), and thereby reducing the occurrence of noises associated with the meshing between teeth. In accordance with the method, teeth of the external-tooth gear (W) are polished by rotating teeth of the external-tooth gear (W) relative to a film polishing member (,) in the tooth profile direction, and simultaneously by oscillating the external-tooth gear (W) in the tooth trace direction, while pressing the film polishing member (,) against tooth surfaces of the external-tooth gear W by backing up with a shoe (,).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile