FR3087930B1 - Element pour barriere infrarouge reduisant la formation de givre - Google Patents

Element pour barriere infrarouge reduisant la formation de givre Download PDF

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Publication number
FR3087930B1
FR3087930B1 FR1871329A FR1871329A FR3087930B1 FR 3087930 B1 FR3087930 B1 FR 3087930B1 FR 1871329 A FR1871329 A FR 1871329A FR 1871329 A FR1871329 A FR 1871329A FR 3087930 B1 FR3087930 B1 FR 3087930B1
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France
Prior art keywords
infrared
slats
vertical direction
frost
formation
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FR1871329A
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English (en)
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FR3087930A1 (fr
Inventor
Jesus Jimenez
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PRODATEC, FR
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Individual
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Priority to FR1871329A priority Critical patent/FR3087930B1/fr
Publication of FR3087930A1 publication Critical patent/FR3087930A1/fr
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

L’invention concerne un élément pour barrière infrarouge anti-intrusion (1), comprenant : -une superposition de plusieurs émetteurs (11, 13) et récepteurs (12, 14) infrarouge selon une direction verticale (V) ; -un capot de protection (3) transparent au rayonnement infrarouge s’étendant selon une direction verticale (V) en vis-à-vis de ladite superposition des émetteurs (11, 13) et récepteurs (12, 14) infrarouge ; -des lamelles (41) en saillie par rapport au capot de protection (3) selon une direction horizontale, les lamelles (41) étant transparentes au rayonnement infrarouge, plusieurs lamelles étant réparties selon la direction verticale (V), les lamelles étant inclinées d’au moins 15° par rapport à un plan horizontal perpendiculaire à la direction verticale (V). Figure à publier avec l’abrégé : Fig. 2
FR1871329A 2018-10-29 2018-10-29 Element pour barriere infrarouge reduisant la formation de givre Active FR3087930B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1871329A FR3087930B1 (fr) 2018-10-29 2018-10-29 Element pour barriere infrarouge reduisant la formation de givre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1871329A FR3087930B1 (fr) 2018-10-29 2018-10-29 Element pour barriere infrarouge reduisant la formation de givre

Publications (2)

Publication Number Publication Date
FR3087930A1 FR3087930A1 (fr) 2020-05-01
FR3087930B1 true FR3087930B1 (fr) 2020-12-25

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ID=65763628

Family Applications (1)

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FR1871329A Active FR3087930B1 (fr) 2018-10-29 2018-10-29 Element pour barriere infrarouge reduisant la formation de givre

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FR (1) FR3087930B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2789582B2 (ja) * 1987-06-16 1998-08-20 松下電工株式会社 赤外線防犯検知器
JPH0425999A (ja) * 1990-05-21 1992-01-29 Atsumi Denki Kk 赤外線防犯警報装置
JPH056338U (ja) * 1991-07-11 1993-01-29 セルコ株式会社 赤外線送受光装置
JPH08171679A (ja) * 1994-12-16 1996-07-02 Atsumi Electron Corp Ltd 赤外線ビームセンサ
US7633067B2 (en) * 2005-03-30 2009-12-15 Optex Co., Ltd. Security sensor device having frost protective step

Also Published As

Publication number Publication date
FR3087930A1 (fr) 2020-05-01

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