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. 07, 1991
Filed:
Oct. 26, 1988
Applicant:
Inventors:
Assignee:
Thomson-CSF, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ; C23C / ;
U.S. Cl.
CPC ...
427 39 ; 427 48 ; 20419216 ;
Abstract
Video recording/play-back heads concerning rotating heads subjected to wear are disclosed. The structure of this head is such that the active part of the magnetic head as well as the drum are coated with a wear-resistant layer.