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Patent Searching and Data


Title:
GAS CUTOFF SYSTEM
Document Type and Number:
Japanese Patent JP2003151044
Kind Code:
A
Abstract:

To provide a gas cutoff system capable of automatically and immediately stopping gas when an indoor fire sensor of a home security system detects the abnormality, dispensing with the operation in a security patrol center and a gas management center, and simplifying the maintenance.

The home security system comprises a signal selector for selecting and outputting a warning sensor relating to the fire among signals of various warning sensors mounted in the indoor system, the signal outputted from the signal selector is inputted to a gas cutoff unit of a gas meter to cut off the gas, and the gas cutoff signal of the gas meter is informed to the gas management center and a user.


Inventors:
YAMANAKA TADAYOSHI
SATO YOICHI
YAMADA MITSUKAZU
YAMANAKA AKIRA
Application Number:
JP2001000347629
Publication Date:
May 23, 2003
Filing Date:
November 13, 2001
Export Citation:
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Assignee:
FAMILY KK E
International Classes:
G01F1/00; G01F3/22; G01F15/06; G08B21/16; G08B25/04; G08B25/08; H04M11/04; H04Q9/00; (IPC1-7): G08B21/16; G08B25/04; G08B25/08; H04M11/04; H04Q9/00
Attorney, Agent or Firm:
小原 英一