PT73252B - DEVICE FOR RUNNING OF RIBBONS PROTECTING INFRARED DAMPER OPTICS FOR LEVEL CROSSING - Google Patents

DEVICE FOR RUNNING OF RIBBONS PROTECTING INFRARED DAMPER OPTICS FOR LEVEL CROSSING

Info

Publication number
PT73252B
PT73252B PT7325281A PT7325281A PT73252B PT 73252 B PT73252 B PT 73252B PT 7325281 A PT7325281 A PT 7325281A PT 7325281 A PT7325281 A PT 7325281A PT 73252 B PT73252 B PT 73252B
Authority
PT
Portugal
Prior art keywords
ribbons
damper
optics
running
level crossing
Prior art date
Application number
PT7325281A
Other languages
French (fr)
Portuguese (pt)
Other versions
PT73252A (en
Inventor
Guy Bourree
Roger Lallement
Francis Carmes
Original Assignee
Alsthom Atlantique
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 by Alsthom Atlantique filed Critical Alsthom Atlantique
Publication of PT73252A publication Critical patent/PT73252A/en
Publication of PT73252B publication Critical patent/PT73252B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
    • B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
    • B61L29/30—Supervision, e.g. monitoring arrangements
PT7325281A 1980-06-24 1981-06-23 DEVICE FOR RUNNING OF RIBBONS PROTECTING INFRARED DAMPER OPTICS FOR LEVEL CROSSING PT73252B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8013958A FR2485460A1 (en) 1980-06-24 1980-06-24 Optical monitor for railway crossing - triggers delayed action signal and optical protective sheet renewal after longer set delay following obstacle detection

Publications (2)

Publication Number Publication Date
PT73252A PT73252A (en) 1981-07-01
PT73252B true PT73252B (en) 1982-07-01

Family

ID=9243438

Family Applications (1)

Application Number Title Priority Date Filing Date
PT7325281A PT73252B (en) 1980-06-24 1981-06-23 DEVICE FOR RUNNING OF RIBBONS PROTECTING INFRARED DAMPER OPTICS FOR LEVEL CROSSING

Country Status (3)

Country Link
ES (1) ES8204956A1 (en)
FR (1) FR2485460A1 (en)
PT (1) PT73252B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2936481A1 (en) * 2008-09-26 2010-04-02 Pierre Aknin Remote control and video surveillance assisted traffic neutralization device for use in e.g. access path, has hollow cylinders equipped with mobile pistons connected by articulated bar, where pistons are materialized by signaling lights

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR815315A (en) * 1935-12-23 1937-07-09 Zeiss Carl Process for ensuring the safety of level crossings and protection device intended for the implementation of this process
DE2538064A1 (en) * 1975-08-27 1977-03-10 Mario Amann Automatically cleaned flashing or reflector road sign - with movable cover section time switch mechanism programmed for varying conditions
DE2714241C2 (en) * 1977-03-30 1979-04-26 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for monitoring danger areas, in particular for level crossings

Also Published As

Publication number Publication date
PT73252A (en) 1981-07-01
FR2485460B1 (en) 1982-07-09
ES503311A0 (en) 1982-05-16
ES8204956A1 (en) 1982-05-16
FR2485460A1 (en) 1981-12-31

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