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. 04, 2001
Filed:
Dec. 02, 1999
TDK Corporation, Tokyo, JP;
Abstract
A tape cartridge includes a pair of hubs and a casing. The respective hubs include respective drums for winding a tape-shaped medium thereon and respective cylinders with respective driving shaft insertion bores for accepting respective driving shafts of a recording/reproducing device. The hubs are rotatably supported in the a casing having upper and lower halves. The casing has driving shaft insertion holes formed therein so as to accept the respective driving shafts. The cartridge includes a slider for slidably covering the respective driving shaft insertion holes and a hub brake engageable with the respective hubs. The respective hubs have teeth provided on respective upper portions thereof so as to be engageable with the hub brake. Recesses are formed between the respective drums and the respective inner cylinders so as to have respective upper ends thereof opened. The respective drums have respective outer peripheral surfaces between adjoining teeth conformed to inner peripheral surfaces of the respective recesses. The respective teeth have a portion extending into the respective recesses.