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Patent Searching and Data


Title:
INTERCOM DEVICE
Document Type and Number:
Japanese Patent JP2011077752
Kind Code:
A
Abstract:

To provide an intercom device wherein residents left in the house can go out smoothly without issuing a crime prevention alarm.

When a password number input to a password number input unit 407 is a preset number, a master unit CPU 409 cancels a crime prevention monitoring state temporarily, does not issue a crime prevention alarm from a speaker 401 even if a crime prevention sensor detection unit 406 detects that a crime prevention sensor 30, 31, 32 or 33 is abnormal within a predetermined time, and makes a transition to the crime prevention monitoring state again when a predetermined time elapses after cancellation.


Inventors:
OTA MINORU
Application Number:
JP2009000226025
Publication Date:
April 14, 2011
Filing Date:
September 30, 2009
Export Citation:
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Assignee:
AIPHONE CO LTD
International Classes:
H04M9/00; E05B45/06; E05B49/00; G08B25/04
Attorney, Agent or Firm:
上田 恭一