Patent ID: 7549602
Filing Date: 2009-06-23
Classification: B65H

Abstract:
1. A tape cartridge, comprising a tape reel placed inside a main casing for winding and storing a recording tape, the tape reel being constituted from a pair of upper and lower flanges and a hub, wherein at least one flange is fastened and fixed by a screw fixing structure which uses, as a fixing element, a screw body screwed into the hub from an external surface side of the flange, the tape cartridge further comprising an engaging structure provided in joint surfaces of the hub and the flange so as to be engaged with each other, wherein the engaging structure is constituted from a joint recess section provided in any one of the hub and the flange, and a connection seat provided in the other one of the hub and the flange, the connection seat being fitted into the joint recess section.