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:
Dec. 07, 1999
Filed:
Sep. 25, 1998
Applicant:
Inventors:
Takeshi Kuriwada, Yokohama, JP;
Miyuki Kawasumi, Yokohama, JP;
Assignee:
Verbatim Corporation, Charlotte, NC (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
242340 ; 242342 ; 360132 ;
Abstract
A tape cartridge including a base plate, first and second tape reels, a magnetic recording tape, a driving belt, and a roller. The magnetic recording tape winds around the first and second tape reels. The driving belt moves the magnetic recording tape. The roller is provided on the base plate rotatably around an axis of the roller and guides the driving belt. The roller includes an end surface slidable on the base plate. The end surface includes at least one groove and at least one sliding surface which contacts the base plate. The at least one sliding surface has a width of at least 0.1 mm along a radial direction of the roller.