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. 29, 1991
Filed:
Mar. 16, 1989
Applicant:
Inventors:
Naoki Maeda, Ibaraki, JP;
Yozo Nakamura, Ibaraki, JP;
Yuzo Kadomukai, Ibaraki, JP;
Shunichi Mitsuya, Ibaraki, JP;
Tsuyoshi Takahashi, Odawara, JP;
Jun Naruse, Odawara, JP;
Assignee:
Hitach, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11R / ; H02K / ;
U.S. Cl.
CPC ...
360 75 ; 360 7812 ; 318135 ; 369215 ; 369247 ; 369251 ;
Abstract
A magnetic disk apparatus capable of reducing the vibration thereof is disclosed, in which a linear access mechanism for driving a magnetic head is provided with anti-reaction force generating means for generating an anti-reaction force capable of offsetting a reaction force generated in driving a carriage mounted with the magnetic head.