GB416588A - Improvements in or relating to traffic control signals - Google Patents

Improvements in or relating to traffic control signals

Info

Publication number
GB416588A
GB416588A GB802833A GB802833A GB416588A GB 416588 A GB416588 A GB 416588A GB 802833 A GB802833 A GB 802833A GB 802833 A GB802833 A GB 802833A GB 416588 A GB416588 A GB 416588A
Authority
GB
United Kingdom
Prior art keywords
phase
road
conditions
cycle
traffic
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
GB802833A
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.)
AUTOMATIC ELECTRIC CO Ltd
Original Assignee
AUTOMATIC ELECTRIC CO Ltd
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 AUTOMATIC ELECTRIC CO Ltd filed Critical AUTOMATIC ELECTRIC CO Ltd
Priority to GB802833A priority Critical patent/GB416588A/en
Publication of GB416588A publication Critical patent/GB416588A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/07Controlling traffic signals
    • G08G1/08Controlling traffic signals according to detected number or speed of vehicles

Abstract

416,588. Road signals for controlling traffic. AUTOMATIC ELECTRIC CO., Ltd., Strowger Works, RENSHAW, A. P. B., Brookwood, Alder Road, West Derby, and WRIGHT, D., 91, Hampstead Road, Elm Vale, all in Liverpool. March 16, 1933, No. 8028. [Class 118 (ii).] A traffic control system for three conditions of traffic flow is arranged so that right of way is given to one condition after it has been given to each of the other conditions, that is with three conditions A, B, C the cycle is A, B, A, C. Two embodiments are described, one in which a " bottte-neek " A (Fig. 4) is fed from two streams B and C, the cycle being arranged so that the A phase clears the bottle-neck after each of the other phases has been cut out and before the traffic flow is allowed to pass in the reverse direction and the other, Fig. 5, in which two subsidiary roads B and C join a main road A a short distance apart. The system may be timecontrolled or, as described in detail in the Specification, may be pad-operated. In the pad-operated system, if a call is received from C when the right of way is with B the cycle passes in normal sequence through A, but if a call is received from C with the cam shaft giving A its phase preceding the B phase, the " B " phase and the second " A " phase are stepped over. The general circuit operation is similar to that described in Specification 351,703. Specifications 360,924, 403,732, and 409,376 also are referred to.
GB802833A 1933-03-16 1933-03-16 Improvements in or relating to traffic control signals Expired GB416588A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB802833A GB416588A (en) 1933-03-16 1933-03-16 Improvements in or relating to traffic control signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB802833A GB416588A (en) 1933-03-16 1933-03-16 Improvements in or relating to traffic control signals

Publications (1)

Publication Number Publication Date
GB416588A true GB416588A (en) 1934-09-18

Family

ID=9844386

Family Applications (1)

Application Number Title Priority Date Filing Date
GB802833A Expired GB416588A (en) 1933-03-16 1933-03-16 Improvements in or relating to traffic control signals

Country Status (1)

Country Link
GB (1) GB416588A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056107A (en) * 1958-06-20 1962-09-25 Lab For Electronics Inc Traffic actuated control apparatus
US3208038A (en) * 1961-09-22 1965-09-21 Crouse Hinds Co Traffic adjusted control system and apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056107A (en) * 1958-06-20 1962-09-25 Lab For Electronics Inc Traffic actuated control apparatus
US3208038A (en) * 1961-09-22 1965-09-21 Crouse Hinds Co Traffic adjusted control system and apparatus

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