Patent ID: 7943840

Claim:
A bracket for mounting on a drum, the bracket comprising: a main body section for mounting on the drum, the main body section having a screwing channel formed through a wall surface of the main body section, an inner peripheral surface defining the screwing channel, the inner peripheral surface having female threads; a bolt member for screwing into the screwing channel of the main body section, the bolt member having male threads; the main body section configured to clamp to one of a large diameter support rod for attaching to a drum fixing device and a small diameter support rod for attaching to a drum fixing device by screwing the bolt member into the screwing channel, the small diameter support rod having a diameter less than a diameter of the large diameter support rod; the main body section having at least one first passage into which one of the large diameter support rod and the small diameter support rod is inserted, the first passage defined at least in part by a first wall surface, the first wall surface facing a direction in which the bolt member is screwed into the screwing channel; the main body section having a second passage into which the other of the large diameter support rod and the small diameter support rod, relative to the one of the large diameter support rod and the small diameter support rod, is inserted, the second passage intersecting the first passage, the second passage defined at least in part by a same direction of the first wall surface; wherein the one of the large diameter support rod and the small diameter support rod inserted into the first passage is clamped and fixed to the main body section by being pressed against the first wall surface by the bolt member; and wherein the other of the large diameter support rod and the small diameter support rod, relative to the one of the large diameter support rod and the small diameter support rod, inserted into the second passage is clamped and fixed to the main body section by being pressed against the second wall surface by the bolt member.