IT1144157B - Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario - Google Patents

Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario

Info

Publication number
IT1144157B
IT1144157B IT67328/81A IT6732881A IT1144157B IT 1144157 B IT1144157 B IT 1144157B IT 67328/81 A IT67328/81 A IT 67328/81A IT 6732881 A IT6732881 A IT 6732881A IT 1144157 B IT1144157 B IT 1144157B
Authority
IT
Italy
Prior art keywords
signaling
device especially
railway
traffic
signaling device
Prior art date
Application number
IT67328/81A
Other languages
English (en)
Other versions
IT8167328A0 (it
Inventor
Giovanni Morello
Original Assignee
Wabco Westinghouse Comp Italia
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 Wabco Westinghouse Comp Italia filed Critical Wabco Westinghouse Comp Italia
Priority to IT67328/81A priority Critical patent/IT1144157B/it
Publication of IT8167328A0 publication Critical patent/IT8167328A0/it
Priority to US06/354,843 priority patent/US4454570A/en
Application granted granted Critical
Publication of IT1144157B publication Critical patent/IT1144157B/it

Links

Classifications

    • 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
    • B61L5/1809—Daylight signals
    • B61L5/1827—Daylight signals using light sources of different colours and a common optical system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
IT67328/81A 1981-03-09 1981-03-09 Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario IT1144157B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT67328/81A IT1144157B (it) 1981-03-09 1981-03-09 Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario
US06/354,843 US4454570A (en) 1981-03-09 1982-03-04 Multiple colored searchlight signal unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67328/81A IT1144157B (it) 1981-03-09 1981-03-09 Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario

Publications (2)

Publication Number Publication Date
IT8167328A0 IT8167328A0 (it) 1981-03-09
IT1144157B true IT1144157B (it) 1986-10-29

Family

ID=11301485

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67328/81A IT1144157B (it) 1981-03-09 1981-03-09 Dispositivo di segnalizazione semaforica particolarmente per il segnalamento ferroviario

Country Status (2)

Country Link
US (1) US4454570A (it)
IT (1) IT1144157B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535394A (en) * 1983-12-08 1985-08-13 Dugre Michael A Variable color floodlight
DE3507013A1 (de) * 1985-02-28 1986-08-28 Robert Bosch Gmbh, 7000 Stuttgart Scheinwerfer fuer abblendlicht oder nebellicht von kraftfahrzeugen
US4757431A (en) * 1986-07-01 1988-07-12 Laser Media Off-axis application of concave spherical reflectors as condensing and collecting optics
US4754272A (en) * 1986-09-18 1988-06-28 General Signal Corporation Three aspect signalling device using no moving parts
DE8626520U1 (de) * 1986-10-03 1989-02-23 ACR Brändli & Vögeli AG, Zürich Hochleistungsscheinwerfer
IT1224982B (it) * 1988-07-15 1990-10-30 Ottico Fiorentino Di Vannini L Sistema ottico per segnali di differenti colori, permanentemente luminosi, specialmente per segnalamento ferroviario
US5031078A (en) * 1989-08-28 1991-07-09 Vari-Lite, Inc. Additive color mixing system with variable hue and saturation light sources
US4974136A (en) * 1989-10-31 1990-11-27 Artup Corporation Light fixture
US5217285A (en) * 1991-03-15 1993-06-08 The United States Of America As Represented By United States Department Of Energy Apparatus for synthesis of a solar spectrum
US5235416A (en) * 1991-07-30 1993-08-10 The Government Of The United States Of America As Represented By The Secretary Of The Department Of Health & Human Services System and method for preforming simultaneous bilateral measurements on a subject in motion
WO2000026063A1 (en) * 1998-11-02 2000-05-11 Code 3, Inc. Vehicular warning light having a dichroic element
DE10304199B4 (de) * 2003-01-29 2008-09-04 Holger Dibbert Vorrichtung zum Erzeugen von Strahlung einer gewünschten Farbe
JP2005038831A (ja) * 2003-07-03 2005-02-10 Olympus Corp 光学装置、照明装置、及びカラー照明装置
TWI284778B (en) * 2005-03-07 2007-08-01 Coretronic Corp Light source device for projector
TWI256988B (en) * 2005-08-09 2006-06-21 Young Optics Inc Lamp module and projecting apparatus using the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5225484A (en) * 1975-08-21 1977-02-25 Mitsubishi Electric Corp Mixing light illuminating method
US4291365A (en) * 1980-01-28 1981-09-22 Tandon Amar N Signal lanterns for optional colored light emittance
US4353110A (en) * 1980-09-12 1982-10-05 Ellis Richard D Search and warning light system
US4367514A (en) * 1980-09-29 1983-01-04 The Boeing Company Recessed lighting system

Also Published As

Publication number Publication date
US4454570A (en) 1984-06-12
IT8167328A0 (it) 1981-03-09

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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: 19950328