JPWO2023210548A1 - - Google Patents

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Publication number
JPWO2023210548A1
JPWO2023210548A1 JP2024517292A JP2024517292A JPWO2023210548A1 JP WO2023210548 A1 JPWO2023210548 A1 JP WO2023210548A1 JP 2024517292 A JP2024517292 A JP 2024517292A JP 2024517292 A JP2024517292 A JP 2024517292A JP WO2023210548 A1 JPWO2023210548 A1 JP WO2023210548A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2024517292A
Other languages
Japanese (ja)
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JP7738748B2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Publication of JPWO2023210548A1 publication Critical patent/JPWO2023210548A1/ja
Application granted granted Critical
Publication of JP7738748B2 publication Critical patent/JP7738748B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke

Landscapes

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2024517292A 2022-04-27 2023-04-21 煙検知装置 Active JP7738748B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022073655 2022-04-27
JP2022073655 2022-04-27
PCT/JP2023/016019 WO2023210548A1 (ja) 2022-04-27 2023-04-21 煙検知装置

Publications (2)

Publication Number Publication Date
JPWO2023210548A1 true JPWO2023210548A1 (enrdf_load_stackoverflow) 2023-11-02
JP7738748B2 JP7738748B2 (ja) 2025-09-12

Family

ID=

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0757165A (ja) * 1993-08-17 1995-03-03 Hochiki Corp 散乱光式煙感知器
JPH09269293A (ja) * 1996-04-01 1997-10-14 Nisshin Koki Kk 微粒子検知器
JP2020181507A (ja) * 2019-04-26 2020-11-05 能美防災株式会社 煙感知器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0757165A (ja) * 1993-08-17 1995-03-03 Hochiki Corp 散乱光式煙感知器
JPH09269293A (ja) * 1996-04-01 1997-10-14 Nisshin Koki Kk 微粒子検知器
JP2020181507A (ja) * 2019-04-26 2020-11-05 能美防災株式会社 煙感知器

Also Published As

Publication number Publication date
TW202407334A (zh) 2024-02-16
CN119096278A (zh) 2024-12-06
WO2023210548A1 (ja) 2023-11-02

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