Title:
ガス遮断装置
Document Type and Number:
Japanese Patent JP7022897
Kind Code:
B2
Abstract:
To secure required safety performance and save power consumption in a gas meter having a radio function while securing minimum necessary communication frequency that corresponds to a used appliance.SOLUTION: The present invention comprises: a flow rate measurement unit 102 for measuring a gas flow rate flowing in a passage 101; an appliance discrimination unit 105 for discriminating a gas appliance on the basis of the flow rate measured by the flow rate measurement unit 102; a shut-off valve 103 for shutting off the passage 101; a wireless communication unit 202 for periodically performing wireless communication with the outside; and a communication interval setting unit 203 for setting a communication interval in the wireless communication unit 202. The communication interval setting unit 203 sets a communication interval in accordance with the gas appliance discriminated by the appliance discrimination unit 105.SELECTED DRAWING: Figure 1
Inventors:
Yokohata Mitsuo
Shota Teramoto
Yusuke Kitano
Masaaki Sakata
Shota Teramoto
Yusuke Kitano
Masaaki Sakata
Application Number:
JP2018070569A
Publication Date:
February 21, 2022
Filing Date:
April 02, 2018
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
G01F3/22; G01F15/06; G08C15/00
Domestic Patent References:
| JP2011022749A | ||||
| JP2004125611A | ||||
| JP2018025514A | ||||
| JP2007199002A | ||||
| JP2017067388A | ||||
| JP2016148572A | ||||
| JP2012133616A |
Foreign References:
| WO2009110192A1 | ||||
| US20080106434 |
Attorney, Agent or Firm:
Kenji Kamata
Koichi Nomura
Koichi Nomura