Appeal No. 1998-0146 Application 08/407,058 Adachi and Mitani Adachi discloses cleaning by "making the objective lens move similarly with the time of writing and reading of data using a focus actuator and a track actuator" (emphasis added) (Abstract Purpose). Adachi discloses a "control section 7 that . . . gives command to a focus actuator 5 to bring the objective lens 3 into contact with the fiber for cleaning and at the same time gives driving command to a track actuator 6 to move the objective lens 3 in the direction of the track is provided" (emphasis added) (Abstract Constitution). The arrow in figure 2 shows the lens 3 being moved into contact with the cleaning fiber 2 and the arrows in figure 3 show movement of the lens 3 back and forth in the radial direction. Adachi does not expressly disclose that the lens is moved toward and away from the cleaning disk, while being moved in a radial direction: it appears that the lens is moved into contact with the cleaning disk and held there while the lens is moved in a radial direction. Mitani discloses cleaning an optical disk apparatus by rotating at low speed a head cleaning member 1 having hair 5 - 17 -Page: Previous 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NextLast modified: November 3, 2007