Fire alarm system
First Claim
Patent Images
1. An information providing system, comprising:
- a first controller;
means for storing information to be provided;
means for transmitting a predetermined signal carrying said information to be provided;
a plurality of terminal devices,each of said plurality of terminal devices having;
(1) at least one of audio information indication means and image information indication means;
(2) means for receiving said predetermined signal; and
(3) a second controller for controlling said at least one of said audio information indication means and image information indication means to indicate a predetermined information to an operator in accordance with said predetermined signal received by said signal receiving means; and
emergency detecting means connected to said first controller for detecting an emergency condition and sending an emergency detection signal to said first controller,wherein said first controller controls said transmitting means to transmit an emergency information signal to said signal receiving means of each of said plurality of terminal devices in response to said emergency detection signal sent by said emergency detecting means, andwherein said second controller of each of said plurality of terminal devices controls said at least one of audio information indication means and image information indication means to stop providing said predetermined information and to provide said emergency information, which indicates said emergency condition, to said operator in response to said emergency information signal received by said signal receiving means.
3 Assignments
0 Petitions
Accused Products
Abstract
Disclosed is an improved fire alarm system for an information providing system having a plurality of terminal devices for providing information to a plurality of operators, respectively. The fire alarm system is provided with a fire detecting sensors. If a fire is detected, a predetermined signal is transmitted to a controller. The controller controls each of the plurality of terminal devices to indicate an alarm information to the operator when the predetermined signal is received.
44 Citations
27 Claims
-
1. An information providing system, comprising:
-
a first controller; means for storing information to be provided; means for transmitting a predetermined signal carrying said information to be provided; a plurality of terminal devices, each of said plurality of terminal devices having; (1) at least one of audio information indication means and image information indication means; (2) means for receiving said predetermined signal; and (3) a second controller for controlling said at least one of said audio information indication means and image information indication means to indicate a predetermined information to an operator in accordance with said predetermined signal received by said signal receiving means; and emergency detecting means connected to said first controller for detecting an emergency condition and sending an emergency detection signal to said first controller, wherein said first controller controls said transmitting means to transmit an emergency information signal to said signal receiving means of each of said plurality of terminal devices in response to said emergency detection signal sent by said emergency detecting means, and wherein said second controller of each of said plurality of terminal devices controls said at least one of audio information indication means and image information indication means to stop providing said predetermined information and to provide said emergency information, which indicates said emergency condition, to said operator in response to said emergency information signal received by said signal receiving means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
-
-
17. An information providing system, comprising:
-
a controller; a plurality of terminal devices connected to said controller, said controller controlling each of said plurality of terminal devices to provide a predetermined information to an operator, each of said terminal devices having a plurality of information indication means including an audio information indication means and an image information indication means; emergency detecting means for detecting an emergency condition and outputting a predetermined signal to said controller; wherein said controller controls each of said plurality of terminal devices to stop providing said predetermined information and provide an emergency information indicating said emergency condition to an operator by means of at least one of said plurality of information indicating means in response to said predetermined signal transmitted from said controller. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26)
-
-
27. A combination of an alarm system and an information providing system, comprising:
-
a plurality of terminals for providing a predetermined information to respective operators, each of said terminals having a plurality of information providing devices; emergency detecting means for detecting an emergency condition; and controller for controlling at least one of said information providing devices of each of said terminals currently used for providing said predetermined information to stop providing said predetermined information and provide an emergency information when said emergency detecting means detects said emergency condition.
-
Specification