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:
May. 21, 1985
Filed:
Jun. 27, 1983
Applicant:
Inventors:
Barton E Dahneke, Palmyra, NY (US);
Alan B Marchant, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369109 ; 346 / ; 369 72 ; 369284 ; 369292 ;
Abstract
Debris suppression is effected in a sealed disk unit, of the kind having a generally enclosed record element/cover sheet inter-space, by controlling the temperature gradient across the inter-space so that thermophoretic forces, exerted by air molecules, drive ablative debris particles toward the cover sheet.