Brushing – scrubbing – and general cleaning – Machines – Wiping
Patent
1996-01-31
1996-12-17
Wolff, John H.
Brushing, scrubbing, and general cleaning
Machines
Wiping
15DIG14, 15102, 369 72, G11B 358
Patent
active
055840892
ABSTRACT:
A compact disk case including a bottom shell, a cover shell hinged to the bottom shell, a platter mounted on the inside of the bottom shell to carry a compact disk, a rotary cap mounted on the outside of the cover shell, a driving device (for example, a handle) for turning the rotary cap, a driving wheel mounted on the inside of the cover shell and turned by the rotary cap, a driven wheel revolvably mounted inside the cover shell, a transmission gear meshed between the driving wheel and the driven wheel, and a cleaning element fixedly secured to the driven wheel and turned by the driving device through the rotary cap, the driving wheel, the transmission gear, and the driven wheel to remove dust from the compact disk.
REFERENCES:
patent: 4520470 (1985-05-01), d'Arc
patent: 4569098 (1986-02-01), Kawabe
patent: 4641391 (1987-02-01), De Brey
patent: 4654917 (1987-04-01), Yeung
patent: 4662025 (1987-05-01), Fritsch
patent: 4709437 (1987-12-01), Hehn et al.
patent: 4750231 (1988-06-01), Kogashiwa
patent: 4783870 (1988-11-01), Yeung
patent: 4825497 (1989-05-01), Nagao et al.
patent: 4854001 (1989-08-01), Mannheimer et al.
patent: 5228022 (1993-07-01), Compton et al.
Watkins Kevin M.
Wolff John H.
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