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:
Feb. 01, 1994
Filed:
Jun. 10, 1992
Applicant:
Inventors:
Fred C Thomas, Kaysville, UT (US);
Don W Wallentine, Layton, UT (US);
James Bero, Ogden, UT (US);
Scott Wilson, Westminster, CO (US);
Assignee:
Iomega Corporation, Roy, UT (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
369 4426 ; 360 7703 ; 360 7705 ; 360 7711 ; 360 7814 ; 360135 ; 360131 ; 369 43 ; 369 14 ;
Abstract
A beam of light used to etch servo tracks on a magnetic disk is steered with an acousto-optical device to maintain the beam in concentrical patterns while mechanically moving the optics which generate the beam of light continuously radially of the disk.