Title:
GAS SENSOR FAULT DETECTION DEVICE, GAS SENSOR FAULT DETECTION SYSTEM, AND GAS SENSOR FAULT DETECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/021823
Kind Code:
A1
Abstract:
A gas sensor fault detection device for a gas leak inspection device that detects a gas leak of a detection target by detecting a gas outside the detection target, said detection target having been filled with said gas, said gas sensor fault detection device comprising: a gas blowing unit 22 that blows a gas toward a detection area of a gas sensor of the gas leak inspection device; and a position fixing unit 21 that fixes the location of the gas blowing unit 22 in a hypothetical gas leak location of the detection target.
Inventors:
DOKI YUICHI (JP)
KATO TAKESHI (JP)
KATO TAKESHI (JP)
Application Number:
PCT/JP2018/026189
Publication Date:
January 31, 2019
Filing Date:
July 11, 2018
Export Citation:
Assignee:
YAMAHA FINE TECH CO LTD (JP)
International Classes:
G01M3/00; G01M3/20
Foreign References:
| JPS58106741U | 1983-07-20 | |||
| JPS62175639A | 1987-08-01 | |||
| JP2000074778A | 2000-03-14 |
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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