Patent ID: 6692701
Filing Date: 2004-02-17
Classification: B01J,B01L,B82Y,C40B,G01N,Y10T

Abstract:
A device, comprisinga base plate; a first plate, wherein one part of the first plate is rotatably fixed to the base plate and the other part of the first plate is slidable relative to the base plate in rotation; a second plate, wherein the second plate is slidable relative to the first plate in an radial direction; first means for moving the first plate in rotation in individual increments and for a total of at least two possible increments; second means for moving the second plate in the radial direction in individual increments and for a total of at least two possible increments; wherein at least one of the means for moving comprises a first set of holes in one of the plates and a second set of holes in another of the plates; wherein the centers of the first set of holes are spaced apart by a first spacing when measured in the direction of movement; wherein the centers of the second set of holes spaced apart by a second spacing when measured in the direction of movement; and wherein the difference between the first spacing and the second spacing is the individual increment in the direction of movement.