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:
Nov. 01, 2005
Filed:
Feb. 22, 2002
Applicants:
Philippe Berthaud, Tonnerre, FR;
Michel Perrot, Collan, FR;
Inventors:
Philippe Berthaud, Tonnerre, FR;
Michel Perrot, Collan, FR;
Assignee:
Thomson Licensing, Boulogne-Billancourt, FR;
Primary Examiner:
Int. Cl.
CPC ...
G11B021/04 ;
U.S. Cl.
CPC ...
Abstract
In a video recorder with a rotary head drum, a lower drum () and drum base () are joined together by laser welding to simplify assembly and reduce manufacturing cost.