IT989971B - IMPROVEMENT IN ACCESSORIES FOR TRAFFIC LIGHTS - Google Patents

IMPROVEMENT IN ACCESSORIES FOR TRAFFIC LIGHTS

Info

Publication number
IT989971B
IT989971B IT51598/73A IT5159873A IT989971B IT 989971 B IT989971 B IT 989971B IT 51598/73 A IT51598/73 A IT 51598/73A IT 5159873 A IT5159873 A IT 5159873A IT 989971 B IT989971 B IT 989971B
Authority
IT
Italy
Prior art keywords
accessories
improvement
traffic lights
lights
traffic
Prior art date
Application number
IT51598/73A
Other languages
Italian (it)
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of IT989971B publication Critical patent/IT989971B/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Traffic Control Systems (AREA)
IT51598/73A 1972-07-24 1973-07-23 IMPROVEMENT IN ACCESSORIES FOR TRAFFIC LIGHTS IT989971B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27434372A 1972-07-24 1972-07-24

Publications (1)

Publication Number Publication Date
IT989971B true IT989971B (en) 1975-06-10

Family

ID=23047791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51598/73A IT989971B (en) 1972-07-24 1973-07-23 IMPROVEMENT IN ACCESSORIES FOR TRAFFIC LIGHTS

Country Status (7)

Country Link
US (1) US3780285A (en)
JP (1) JPS4946891A (en)
CA (1) CA993422A (en)
DE (1) DE2337379A1 (en)
FR (1) FR2193954B1 (en)
GB (1) GB1435158A (en)
IT (1) IT989971B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4939248A (en) * 1972-08-22 1974-04-12
JPS53159291U (en) * 1977-05-19 1978-12-13
AU648082B2 (en) * 1990-05-11 1994-04-14 Commonwealth Scientific And Industrial Research Organisation Traffic light
ZA913502B (en) * 1990-05-11 1992-03-25 Commw Scient Ind Res Org Traffic light
US5765944A (en) * 1995-02-16 1998-06-16 Fallon; Timothy Ross Sun shields for housing assemblies containing illuminated glass tubing
EP0860805A1 (en) * 1997-02-24 1998-08-26 SWARCO FUTURIT Verkehrssignalsysteme Ges.m.b.H. Optical signal indicator with multiple light sources
JP3887984B2 (en) * 1999-02-05 2007-02-28 松下電器産業株式会社 Multicolor light emitting dispersion type EL lamp
DE10022713B4 (en) * 2000-05-10 2004-02-05 Osram Opto Semiconductors Gmbh Signaling device for traffic signals
US20040022057A1 (en) * 2000-10-10 2004-02-05 Lee Gye Seon Led lamp for signal light
US7918588B2 (en) * 2007-05-02 2011-04-05 Musco Corporation Full or near-full cut-off visor for light fixture
DE202009017139U1 (en) 2009-01-30 2010-04-29 Lutze, Peter Traffic light signals
DE202009001156U1 (en) 2009-01-30 2009-07-02 Lutze, Peter Traffic lights or other traffic lights with angled coverslips
US11384921B1 (en) * 2021-07-21 2022-07-12 Christopher Neal Bichon Snow shield assembly for use with a traffic signal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2484136A (en) * 1949-10-11 Cover glass for light signals
US3049614A (en) * 1959-06-29 1962-08-14 Gamewell Co Traffic signal adapter
US3457400A (en) * 1966-08-10 1969-07-22 Minnesota Mining & Mfg Apparatus and method for directing a beacon toward a limited viewing area
US3597606A (en) * 1969-01-03 1971-08-03 Gen Signal Corp Warning-light housing
US3696715A (en) * 1969-12-29 1972-10-10 Minnesota Mining & Mfg Beam defining apparatus

Also Published As

Publication number Publication date
FR2193954B1 (en) 1977-05-13
US3780285A (en) 1973-12-18
FR2193954A1 (en) 1974-02-22
JPS4946891A (en) 1974-05-07
DE2337379A1 (en) 1974-02-14
CA993422A (en) 1976-07-20
GB1435158A (en) 1976-05-12

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