Back to results
US 6,742,733 B2Granted
Disk data destroyer
OwnerLi-Ming Wu Huanginventor
Life of this patent
Estimating the term…
Abstract
A disk data destroyer comprises a housing, a data destroying shaft set, a motor driver and a sensor. The housing is provided with a hollow receiving chamber, a disk insertion slot and a disk outlet opposite said insertion slot. The sensor is mounted inside said housing adjacent to said disk insertion slot and adapted to output a driving signal to start said motor driver to drive the data destroying shaft set to rotate upon insertion of a data storage disk into said disk insertion slot such that the inserted disk is pressed by the data destroying shaft set so as to destroy storage data thereof.
Claims5
A disk data destroyer comprising:
- a housing provided at the inside thereof with a hollow receiving chamber, said housing having a disk insertion slot and a disk outlet opposite said disk insertion slot;
- a data destroying shaft set provided with two embossed shafts arranged in parallel in the hollow receiving chamber inside said housing wherein a gap is formed between said two embossed shafts, and the gap is smaller than the thickness of the data storage disks to be destroyed;
- a motor driver mounted in the hollow receiving chamber inside said housing, said motor driver having a motor and a transmission gear set coupled between said motor and said two embossed shafts and adapted to rotate said two embossed shafts;
- a sensor mounted inside said housing adjacent to said disk insertion slot and adapted to output a driving signal to start said motor upon insertion of a data storage disk into said disk insertion slot, and
- a time delay circuit disposed adjacent to said sensor and adapted for enabling said motor driver to keep working for about 2˜3 seconds after an inserted data storage disk passed over said sensor.
2 more elements
Dependencies are inferred from the claim text.