GB933619A - Improvements in or relating to traffic signal lamps - Google Patents

Improvements in or relating to traffic signal lamps

Info

Publication number
GB933619A
GB933619A GB2103861A GB2103861A GB933619A GB 933619 A GB933619 A GB 933619A GB 2103861 A GB2103861 A GB 2103861A GB 2103861 A GB2103861 A GB 2103861A GB 933619 A GB933619 A GB 933619A
Authority
GB
United Kingdom
Prior art keywords
traffic signal
signal lamps
relating
lamp
electric
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.)
Expired
Application number
GB2103861A
Inventor
Barrie Quilliam
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.)
FOREST CITY ELECTRIC Co L
Original Assignee
FOREST CITY ELECTRIC Co 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 FOREST CITY ELECTRIC Co L filed Critical FOREST CITY ELECTRIC Co L
Priority to GB2103861A priority Critical patent/GB933619A/en
Publication of GB933619A publication Critical patent/GB933619A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

933,619. Traffic signal lamps. FOREST CITY ELECTRIC CO. Ltd. April 16, 1962 [June 10, 1961], No. 21038/61. Classes 75 (2) and 75 (4). In a traffic signal lamp comprising a reflector 10, an electric light bulb 11 and a lens 12, a diffusing screen 13 constructed and arranged to diffuse the light only in a horizontal direction is secured to the lamp. The screen comprises a moulded glass plate bearing on one or both surfaces a series of verticallydisposed ridges of triangular section. Two or more such screens may be mounted in front of one another.
GB2103861A 1961-06-10 1961-06-10 Improvements in or relating to traffic signal lamps Expired GB933619A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2103861A GB933619A (en) 1961-06-10 1961-06-10 Improvements in or relating to traffic signal lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2103861A GB933619A (en) 1961-06-10 1961-06-10 Improvements in or relating to traffic signal lamps

Publications (1)

Publication Number Publication Date
GB933619A true GB933619A (en) 1963-08-08

Family

ID=10156133

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2103861A Expired GB933619A (en) 1961-06-10 1961-06-10 Improvements in or relating to traffic signal lamps

Country Status (1)

Country Link
GB (1) GB933619A (en)

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