The patent or towing log consists of a dial, line and rotator.
Turn the rotator rapidly, holding the corner of a piece of stiff paper against the holes in the disk.
The person who conducts the ceremony, which is undertaken from choice, is called the rotator of the demon.
Name given to two projections on the upper extremities of the femur, which give attachment to the rotator muscles of the thigh.
Alexander Bain in 1846 suggested enclosing the wheelwork in the rotator.
The outer pair receive the strain of the rotator, and the inner are for adjustment and to prevent lateral movement.
The blades of the rotator are adjustable, being fitted into its tube or body by slits and holes and then soldered.
Use a rotator or color tops for mixing discs of white and black to produce different shades of gray.