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:
Nov. 30, 1999
Filed:
Jan. 07, 1997
Applicant:
Inventors:
Hiroyuki Naka, Osaka, JP;
Naoko Matsuda, Hirakata, JP;
Shigeru Ohki, Habikino, JP;
Mikio Hirano, Tondabayashi, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka-fu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369263 ;
Abstract
A rotary driving device for rotating an object to be rotated, is manufactured by a process of rotating a turntable, for loading the object to be rotated thereon, mounted to a driving part and thereby generating a surface vibration because of rotation of the turntable, and a process of forming a surface vibration absorber part on the turntable corresponding to an amount of the surface vibration.