Title:
MACHINE GUARD SYSTEM
Document Type and Number:
Japanese Patent JP3503189
Kind Code:
B2
Abstract:
PURPOSE: To provide a machine guard system where abnormality information due to trespass and the other abnormality information are distinguished in a monitor center.
CONSTITUTION: In the machine guard system 1 provided with a terminal equipment 2, which is connected to sensors S1 to SN for trespasser detection and send the abnormality information required for guard and/or monitor of a guard object region, and a monitor center 4 which receives abnormality information, abnormality information is sent from the terminal equipment as electric information TC which at least discriminates whether it is trespass abnormality information E due to an alarm raised by sensors or the other abnormality information F1, F2, G1 to G7, or L.
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Inventors:
Toshiaki Ishizaki
Norio Matsumura
Norio Matsumura
Application Number:
JP12982894A
Publication Date:
March 02, 2004
Filing Date:
May 20, 1994
Export Citation:
Assignee:
King Telecommunications Industry Co., Ltd.
International Classes:
G08B15/00; G08B25/00; G08B25/04; (IPC1-7): G08B25/00; G08B15/00; G08B25/04
Domestic Patent References:
| JP1122254A |
Attorney, Agent or Firm:
Masatoshi Takano
Previous Patent: JPH03503188
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