ATE148665T1 - Optische anlage für dauernde lichtsignale verschiedener farben, insbesondere für eisenbahnsignalisierung - Google Patents

Optische anlage für dauernde lichtsignale verschiedener farben, insbesondere für eisenbahnsignalisierung

Info

Publication number
ATE148665T1
ATE148665T1 AT89830310T AT89830310T ATE148665T1 AT E148665 T1 ATE148665 T1 AT E148665T1 AT 89830310 T AT89830310 T AT 89830310T AT 89830310 T AT89830310 T AT 89830310T AT E148665 T1 ATE148665 T1 AT E148665T1
Authority
AT
Austria
Prior art keywords
lens
aspheric lens
aspheric
coinciding
concave
Prior art date
Application number
AT89830310T
Other languages
German (de)
English (en)
Inventor
Luigi Vannini
Original Assignee
Ottico Fiorentino Di Vannini L
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 Ottico Fiorentino Di Vannini L filed Critical Ottico Fiorentino Di Vannini L
Application granted granted Critical
Publication of ATE148665T1 publication Critical patent/ATE148665T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Optical Communication System (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
AT89830310T 1988-07-15 1989-07-04 Optische anlage für dauernde lichtsignale verschiedener farben, insbesondere für eisenbahnsignalisierung ATE148665T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8809448A IT1224982B (it) 1988-07-15 1988-07-15 Sistema ottico per segnali di differenti colori, permanentemente luminosi, specialmente per segnalamento ferroviario

Publications (1)

Publication Number Publication Date
ATE148665T1 true ATE148665T1 (de) 1997-02-15

Family

ID=11130291

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89830310T ATE148665T1 (de) 1988-07-15 1989-07-04 Optische anlage für dauernde lichtsignale verschiedener farben, insbesondere für eisenbahnsignalisierung

Country Status (4)

Country Link
EP (1) EP0351380B1 (it)
AT (1) ATE148665T1 (it)
DE (1) DE68927750T2 (it)
IT (1) IT1224982B (it)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH487367A (fr) * 1968-12-12 1970-03-15 Camille Berger Michel Appareil pour la production de faisceaux lumineux diversement colorés
IT1144157B (it) * 1981-03-09 1986-10-29 Wabco Westinghouse Comp Italia Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario
US4754272A (en) * 1986-09-18 1988-06-28 General Signal Corporation Three aspect signalling device using no moving parts

Also Published As

Publication number Publication date
IT8809448A0 (it) 1988-07-15
EP0351380A2 (fr) 1990-01-17
DE68927750D1 (de) 1997-03-20
EP0351380A3 (fr) 1991-03-13
IT1224982B (it) 1990-10-30
EP0351380B1 (fr) 1997-02-05
DE68927750T2 (de) 1997-09-04

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee