IT8809448A0 - OPTICAL SYSTEM FOR DIFFERENT COLORED, PERMANENTLY BRIGHT SIGNALS, ESPECIALLY FOR RAILWAY SIGNALING - Google Patents

OPTICAL SYSTEM FOR DIFFERENT COLORED, PERMANENTLY BRIGHT SIGNALS, ESPECIALLY FOR RAILWAY SIGNALING

Info

Publication number
IT8809448A0
IT8809448A0 IT8809448A IT944888A IT8809448A0 IT 8809448 A0 IT8809448 A0 IT 8809448A0 IT 8809448 A IT8809448 A IT 8809448A IT 944888 A IT944888 A IT 944888A IT 8809448 A0 IT8809448 A0 IT 8809448A0
Authority
IT
Italy
Prior art keywords
optical system
different colored
railway signaling
bright signals
permanently
Prior art date
Application number
IT8809448A
Other languages
Italian (it)
Other versions
IT1224982B (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
Priority to IT8809448A priority Critical patent/IT1224982B/en
Publication of IT8809448A0 publication Critical patent/IT8809448A0/en
Priority to DE68927750T priority patent/DE68927750T2/en
Priority to AT89830310T priority patent/ATE148665T1/en
Priority to EP89830310A priority patent/EP0351380B1/en
Application granted granted Critical
Publication of IT1224982B publication Critical patent/IT1224982B/en

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)
  • Optical Elements Other Than Lenses (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
IT8809448A 1988-07-15 1988-07-15 OPTICAL SYSTEM FOR SIGNALS OF DIFFERENT COLORS, PERMANENTLY BRIGHT, ESPECIALLY FOR RAILWAY SIGNALING IT1224982B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT8809448A IT1224982B (en) 1988-07-15 1988-07-15 OPTICAL SYSTEM FOR SIGNALS OF DIFFERENT COLORS, PERMANENTLY BRIGHT, ESPECIALLY FOR RAILWAY SIGNALING
DE68927750T DE68927750T2 (en) 1988-07-15 1989-07-04 Optical system for continuous light signals of different colors, especially for railway signaling
AT89830310T ATE148665T1 (en) 1988-07-15 1989-07-04 OPTICAL SYSTEM FOR CONTINUOUS LIGHT SIGNALS OF DIFFERENT COLORS, ESPECIALLY FOR RAILWAY SIGNALING
EP89830310A EP0351380B1 (en) 1988-07-15 1989-07-04 Optical system for permanent luminous signals of different colours, especially for railway signalling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8809448A IT1224982B (en) 1988-07-15 1988-07-15 OPTICAL SYSTEM FOR SIGNALS OF DIFFERENT COLORS, PERMANENTLY BRIGHT, ESPECIALLY FOR RAILWAY SIGNALING

Publications (2)

Publication Number Publication Date
IT8809448A0 true IT8809448A0 (en) 1988-07-15
IT1224982B IT1224982B (en) 1990-10-30

Family

ID=11130291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8809448A IT1224982B (en) 1988-07-15 1988-07-15 OPTICAL SYSTEM FOR SIGNALS OF DIFFERENT COLORS, PERMANENTLY BRIGHT, ESPECIALLY FOR RAILWAY SIGNALING

Country Status (4)

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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH487367A (en) * 1968-12-12 1970-03-15 Camille Berger Michel Apparatus for the production of variously colored light beams
IT1144157B (en) * 1981-03-09 1986-10-29 Wabco Westinghouse Comp Italia TRAFFIC SIGNALING DEVICE ESPECIALLY FOR RAILWAY SIGNALING
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
DE68927750T2 (en) 1997-09-04
EP0351380A3 (en) 1991-03-13
EP0351380B1 (en) 1997-02-05
IT1224982B (en) 1990-10-30
DE68927750D1 (en) 1997-03-20
EP0351380A2 (en) 1990-01-17
ATE148665T1 (en) 1997-02-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960725