EP0351380A3 - Optische Anlage für dauernde Lichtsignale verschiedener Farben, insbesondere für Eisenbahnsignalisierung - Google Patents

Optische Anlage für dauernde Lichtsignale verschiedener Farben, insbesondere für Eisenbahnsignalisierung Download PDF

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Publication number
EP0351380A3
EP0351380A3 EP19890830310 EP89830310A EP0351380A3 EP 0351380 A3 EP0351380 A3 EP 0351380A3 EP 19890830310 EP19890830310 EP 19890830310 EP 89830310 A EP89830310 A EP 89830310A EP 0351380 A3 EP0351380 A3 EP 0351380A3
Authority
EP
European Patent Office
Prior art keywords
lens
aspherical
spherical
focal point
center
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.)
Granted
Application number
EP19890830310
Other languages
English (en)
French (fr)
Other versions
EP0351380A2 (de
EP0351380B1 (de
Inventor
Luigi Vannini
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LABORATORIO OTTICO FIORENTINO di VANNINI LUIGI
Original Assignee
LABORATORIO OTTICO FIORENTINO di VANNINI LUIGI
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 LABORATORIO OTTICO FIORENTINO di VANNINI LUIGI filed Critical LABORATORIO OTTICO FIORENTINO di VANNINI LUIGI
Publication of EP0351380A2 publication Critical patent/EP0351380A2/de
Publication of EP0351380A3 publication Critical patent/EP0351380A3/de
Application granted granted Critical
Publication of EP0351380B1 publication Critical patent/EP0351380B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
EP89830310A 1988-07-15 1989-07-04 Optische Anlage für dauernde Lichtsignale verschiedener Farben, insbesondere für Eisenbahnsignalisierung Expired - Lifetime EP0351380B1 (de)

Applications Claiming Priority (2)

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
IT944888 1988-07-15

Publications (3)

Publication Number Publication Date
EP0351380A2 EP0351380A2 (de) 1990-01-17
EP0351380A3 true EP0351380A3 (de) 1991-03-13
EP0351380B1 EP0351380B1 (de) 1997-02-05

Family

ID=11130291

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89830310A Expired - Lifetime EP0351380B1 (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 (de)
AT (1) ATE148665T1 (de)
DE (1) DE68927750T2 (de)
IT (1) IT1224982B (de)

Citations (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
US4454570A (en) * 1981-03-09 1984-06-12 Wabco Westinghouse Compagnia Italiana Segnali S.P.A. Multiple colored searchlight signal unit
US4754272A (en) * 1986-09-18 1988-06-28 General Signal Corporation Three aspect signalling device using no moving parts

Patent Citations (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
US4454570A (en) * 1981-03-09 1984-06-12 Wabco Westinghouse Compagnia Italiana Segnali S.P.A. Multiple colored searchlight signal unit
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 (de) 1990-01-17
ATE148665T1 (de) 1997-02-15
DE68927750D1 (de) 1997-03-20
IT1224982B (it) 1990-10-30
EP0351380B1 (de) 1997-02-05
DE68927750T2 (de) 1997-09-04

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