The registration arm has a first registration surface and a second registration surface.

The apparatus includes a pusher ball (12), a pusher arm (22) affixed to the pusher ball, a positioner arm (18), and a positioner flange (16) affixed to the positioner arm.

The positioning arm includes a contact that pierces the sheath and establishes an electrical connection with the sensor when the positioning arm is coupled to the sensor.

A positioning arm (60) is utilized to change the angle of the rake arm between the working and transport position.

Therefore, the IC placed on the IC-positioning plate is positioned by being depressed by the positioning arms' own weight.

A cuvette positioning arm is attached to the rotatable carousel assembly.

The positioning arm can be stabilized within a joint due the stabilizing spikes extending from the distal end of the arm.

The actuator arm is slidably attached to the support base and has an actuator and a registration arm.

A positioning arm having a distal end anchors the guide within a joint.

The positioning arm cooperates with a receiver assembly provided on the second support structure.

The elevator structure coupled to the positioning arm structure through the bore in the upper flange.

The positioning arms further comprising locking pivots for extending and retracting.

The sensor is used for filmless dental radiography and the positioning arm enables positioning of the sensor in a patient's mouth.

One end of a pivoting positioning arm (7) is supported on a fixed pivot bearing (6).

An article positioning apparatus which includes a positioning arm structure (10) on a rigid base structure (312) and elevator structure (324).