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US 2004/0118264 A1Published application
Machine for indenting (damaging) the surface of optical discs
OwnerHsin-Chu Cheninventor
Life of this patent
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Abstract
A machine for indenting surface of optical discs includes a housing having a slot, two panels mounted within the housing, two rollers rotatably mounted between the two panels and provided with a plurality of protuberances thereon, a set of gears mounted on an outer side of one of the rollers and drivingly connected with the rollers, a motor drivingly connected with the gears, a control circuit electrically connected with the motor, and at least a sensor electrically connected with the control circuit and mounted close to the slot.
Claims3
A machine for indenting surface of optical discs comprising:
- a housing having a slot;
- two panels mounted within said housing;
- two rollers rotatably mounted between said two panels and provided with a plurality of protuberances thereon;
- a set of gears mounted on an outer side of one of said rollers and drivingly connected with said rollers;
- a motor drivingly connected with said gears;
- a control circuit electrically connected with said motor;
- and
- at least a sensor electrically connected with said control circuit and mounted close to said slot.
5 more elements
Dependencies are inferred from the claim text.