Patent ID: 8667655

Claim:
An apparatus for securing a drive system to a ring in a medical imaging gantry, the ring defining a central longitudinal axis, comprising: a ring having an outer race and an inner race rotatively mounted within the outer race, the inner race defining inner race teeth about a portion of its circumference; a drive system having a drive gear, defining drive gear teeth that are engaged with the inner race teeth, and defining tooth clearance there between; and a mounting assembly, including: at least one mounting bar rigidly attached to the outer race outer facing surface, the mounting bar including a transverse face being substantially perpendicular to the ring outer race circumference; at least one mounting plate secured to the drive system and transverse face of the at least one mounting bar; at least one moveable adjuster interposed between the mounting plate and supported on the at least one mounting bar and being moveable with respect thereto; and wherein movement of the adjuster moves the mounting plate and drive assembly relative to the at least one mounting bar and varies the tooth clearance.