JPS637348U - - Google Patents

Info

Publication number
JPS637348U
JPS637348U JP10061186U JP10061186U JPS637348U JP S637348 U JPS637348 U JP S637348U JP 10061186 U JP10061186 U JP 10061186U JP 10061186 U JP10061186 U JP 10061186U JP S637348 U JPS637348 U JP S637348U
Authority
JP
Japan
Prior art keywords
light
gas
shell
shell body
light projecting
Prior art date
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
JP10061186U
Other languages
English (en)
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.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10061186U priority Critical patent/JPS637348U/ja
Publication of JPS637348U publication Critical patent/JPS637348U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の第1実施例である微粒子検
知装置を示す概略図、第2図は同第2実施例であ
る微粒子検知装置を示す概略図、第3図は従来の
微粒子検知装置を示す概略図、第4図は同投光部
からの光線が乱反射して受光部に受光されている
状態を示す概略図である。 1……殻体、4……投光部、5……受光部、7
……錐体(凸部)、8……觜状体(凸部)。

Claims (1)

    【実用新案登録請求の範囲】
  1. 測定すべき気体が内部に誘導される殻体と、該
    殻体内に設けられて、前記気体に光線を投光して
    この気体中に浮遊する微粒子からの散乱光を受光
    する一対の投光部及び受光部とからなる微粒子検
    知装置において、前記投光部の投光方向前方に相
    当する殻体壁面には、その内径が前記殻体の外方
    に向かうに従つて漸次狭く形成された中空の凸部
    が、前記殻体外方に突出して設けられていること
    を特徴とする微粒子検知装置。
JP10061186U 1986-06-30 1986-06-30 Pending JPS637348U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10061186U JPS637348U (ja) 1986-06-30 1986-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10061186U JPS637348U (ja) 1986-06-30 1986-06-30

Publications (1)

Publication Number Publication Date
JPS637348U true JPS637348U (ja) 1988-01-19

Family

ID=30970594

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10061186U Pending JPS637348U (ja) 1986-06-30 1986-06-30

Country Status (1)

Country Link
JP (1) JPS637348U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008224222A (ja) * 2007-03-08 2008-09-25 Nohmi Bosai Ltd 煙感知器
WO2016067495A1 (ja) * 2014-10-31 2016-05-06 パナソニックIpマネジメント株式会社 粒子検出センサ、ダストセンサ、煙感知器、空気清浄機、換気扇及びエアコン

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50117489A (ja) * 1974-02-04 1975-09-13
JPS539116A (en) * 1976-07-13 1978-01-27 Fuji Photo Film Co Ltd Silver halide photographic light sensitive material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50117489A (ja) * 1974-02-04 1975-09-13
JPS539116A (en) * 1976-07-13 1978-01-27 Fuji Photo Film Co Ltd Silver halide photographic light sensitive material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008224222A (ja) * 2007-03-08 2008-09-25 Nohmi Bosai Ltd 煙感知器
WO2016067495A1 (ja) * 2014-10-31 2016-05-06 パナソニックIpマネジメント株式会社 粒子検出センサ、ダストセンサ、煙感知器、空気清浄機、換気扇及びエアコン
JP5915921B1 (ja) * 2014-10-31 2016-05-11 パナソニックIpマネジメント株式会社 粒子検出センサ、ダストセンサ、煙感知器、空気清浄機、換気扇及びエアコン

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