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. 25, 2005
Filed:
Sep. 06, 2000
Applicants:
Christopher P. Gerrard, Dorset, GB;
Robin J. W. Powell, Milpitas, CA (US);
Daniel O Tanner, San Jose, CA (US);
Inventors:
Christopher P. Gerrard, Dorset, GB;
Robin J. W. Powell, Milpitas, CA (US);
Daniel O Tanner, San Jose, CA (US);
Assignee:
Westwind Air Bearings Ltd., , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B019/04 ;
U.S. Cl.
CPC ...
Abstract
A device and method for preparing media discs () in which servowriting and verification of the media may be carried out simultaneously. A common monolithic platform () is provided which supports air bearing systems which allow movement of a media disc rotary carrier (), a servowriting headstack () and certifier headstack (). Indirect drive may be provided to the rotary carrier () via coupling means ().