FR776296A - Perfectionnements aux commutateurs rotatifs - Google Patents

Perfectionnements aux commutateurs rotatifs

Info

Publication number
FR776296A
FR776296A FR776296DA FR776296A FR 776296 A FR776296 A FR 776296A FR 776296D A FR776296D A FR 776296DA FR 776296 A FR776296 A FR 776296A
Authority
FR
France
Prior art keywords
rotary switch
rotary
switch
switch improvements
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
Other languages
English (en)
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.)
Compagnie des Telephones Thomson Houston
Original Assignee
Compagnie des Telephones Thomson Houston
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 Compagnie des Telephones Thomson Houston filed Critical Compagnie des Telephones Thomson Houston
Application granted granted Critical
Publication of FR776296A publication Critical patent/FR776296A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H63/00—Details of electrically-operated selector switches
    • H01H63/02—Contacts; Wipers; Connections thereto
    • H01H63/04—Contact-making or contact-breaking wipers; Position indicators therefor
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/096—Arrangements for giving variable traffic instructions provided with indicators in which a mark progresses showing the time elapsed, e.g. of green phase

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
FR776296D 1934-08-16 1933-10-13 Perfectionnements aux commutateurs rotatifs Expired FR776296A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2368034A GB447397A (en) 1934-08-16 1934-08-16 Semaphore or colour signalling device for street crossing traffic with travelling progressive time indicator

Publications (1)

Publication Number Publication Date
FR776296A true FR776296A (fr) 1935-01-21

Family

ID=10199527

Family Applications (1)

Application Number Title Priority Date Filing Date
FR776296D Expired FR776296A (fr) 1934-08-16 1933-10-13 Perfectionnements aux commutateurs rotatifs

Country Status (2)

Country Link
FR (1) FR776296A (fr)
GB (1) GB447397A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2248136A (en) * 1990-09-18 1992-03-25 Hassan Siddique Display timer traffic signal

Also Published As

Publication number Publication date
GB447397A (en) 1935-02-18

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