Title:
GAS FLOWMETER
Document Type and Number:
Japanese Patent JP2015148530
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a gas flowmeter that enables stable flow measurement in a gas meter having an ultrasonic flow rate measuring unit and a flow channel part.SOLUTION: A gas flowmeter comprises: a device main unit 1 for air-tightly housing a fluid to be measured; an inlet pipe 4 for introducing the fluid to be measured into the device main unit 1; an outlet pipe 5 for discharging the fluid to be measured out of the device main unit 1; an ultrasonic flow rate measuring unit 9 connected to the outlet pipe 5 and calculating a flow rate of the fluid to be measured flowing inside; a connection pipe 7 connected to the outlet pipe 5; and a flow channel member connected to the connection pipe 7 and having a flow channel shape identical to that of the ultrasonic flow rate measuring unit 9. The ultrasonic flow rate measuring unit 9 and the flow channel member are downwardly connected to the connection pipe 7.
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Inventors:
NAGANUMA NAOTO
SATO MASATO
TERACHI MASANOBU
NAGAHARA HIDETOMO
MORIHANA HIDEAKI
SATO MASATO
TERACHI MASANOBU
NAGAHARA HIDETOMO
MORIHANA HIDEAKI
Application Number:
JP2014021955A
Publication Date:
August 20, 2015
Filing Date:
February 07, 2014
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
G01F1/66; G01F3/22
Domestic Patent References:
| JPH10111155A | 1998-04-28 |
Foreign References:
| WO2012169201A1 | 2012-12-13 |
Attorney, Agent or Firm:
Kentaro Fujii
Kenji Kamada
Hiroo Maeda
Kenji Kamada
Hiroo Maeda