Patent ID: 7789336

Claim:
A spool for a dual-bearing reel attached to a spool shaft supported by a reel body, the spool comprising: a tubular bobbin trunk with a peripheral surface extending along the axial direction of the spool to wind a fishing line around the bobbin trunk, the peripheral surface including thickness-strengthening wall portions; a pair of flanges integrally formed with the peripheral surface as a one-piece, unitary member, each of the flanges extending substantially in the radially outward direction of the spool; a boss member disposed between axial ends of the bobbin trunk and extending along the radial direction of the spool, the boss member including a disc portion with a through-hole to receive the spool shaft, one thickness-strengthening wall portion being formed along a center part of the bobbin trunk between one flange and the boss member and another thickness-strengthening wall portion being formed along a center part of the bobbin trunk between the other flange and the boss member, each of the thickness-strengthening wall portions having a thickness greater than the thickness of other portions of the bobbin trunk.