Walk-through metal detector system and method
US6133829A · kind A · utility
30Cited by
25References
25Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 5, 1999 |
| Grant date | Oct 17, 2000 |
| Priority date | — |
| Expiry date | Mar 5, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B13/2474
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Walk-through ferrous metal detector and method in which potential carriers of weapons and other ferrous metal objects pass through a surveillance area in which the earth's magnetic field is monitored, and disturbances in the field due to movement of ferrous metal objects are detected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.