Patent ID: 7997524

Claim:
A reel on which a recording tape is wound and which rotates within a case at times of use, the reel comprising: a hub shaped as a substantially cylindrical tube, an extending portion that is directed radially inward being formed at a peripheral edge of a lower end portion of the hub and extending over a reel plate, and the recording tape being wound around an outer peripheral surface of the hub; an upper flange provided integrally at a peripheral edge of an upper end portion of the hub so as to extend outward; and a lower flange comprising a floor wall having a bottom surface to which the reel plate is fixed, the lower flange being welded to the extending portion of the hub with welds located within a welding region of the extending portion which is located inward of an outer peripheral edge portion of the reel plate, wherein an engaging portion is formed at the lower flange, the engaging portion engaging with a braking member that is held so as to be unable to rotate at the case at times of non-use; wherein the engaging portion passes through the extending portion of the hub and faces toward an inner side of the hub; and wherein the extending portion is ring-shaped.