Patent ID: 8152087

Claim:
A handle arm mounting structure for a fishing reel having a handle arm configured to be mounted with a screw-threaded member to a handle shaft having a non-circular section formed at one end, comprising: a fastening section configured to be provided on the handle arm and having a first non-circular hole configured to engage non-rotatably with the non-circular section; and a washer member configured to be mounted on the handle shaft in an axial direction relative to a rotation axis of the handle arm, the washer member including a circular disk-like section having a second non-circular hole configured to engage with the non-circular section, and at least one engaging protrusion protruding toward the first non-circular hole from a periphery of the second non-circular hole, an inside surface of the at least one engaging protrusion being arranged and configured to engage with the non-circular section, and an outside surface of the at least one engaging protrusion having a first tapered surface tapering to narrow toward a distal tip end and arranged to engage with the first non-circular hole.