GB113901A - Improvements in, or connected with, Trolley Heads of Electric Tram-cars and the like. - Google Patents

Improvements in, or connected with, Trolley Heads of Electric Tram-cars and the like.

Info

Publication number
GB113901A
GB113901A GB949617A GB949617A GB113901A GB 113901 A GB113901 A GB 113901A GB 949617 A GB949617 A GB 949617A GB 949617 A GB949617 A GB 949617A GB 113901 A GB113901 A GB 113901A
Authority
GB
United Kingdom
Prior art keywords
cars
heads
electric tram
trolley heads
trolly
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
GB949617A
Inventor
Alfred Harwood
Francis Henry Bennett
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB949617A priority Critical patent/GB113901A/en
Publication of GB113901A publication Critical patent/GB113901A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
    • B60L5/04—Current collectors for power supply lines of electrically-propelled vehicles using rollers or sliding shoes in contact with trolley wire
    • B60L5/06—Structure of the rollers or their carrying means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)

Abstract

113,901. Harwood, A., and Bennett, F. H. July 3, 1917. Trolly heads.-A trolly pulley or collector for electric tramways is brought into alinement with the overhead conductor by the pull on an auxiliary cord h<1> secured to a spring-pressed nut f engaging a screw-threaded spindle e attached to the pulley support.
GB949617A 1917-07-03 1917-07-03 Improvements in, or connected with, Trolley Heads of Electric Tram-cars and the like. Expired GB113901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB949617A GB113901A (en) 1917-07-03 1917-07-03 Improvements in, or connected with, Trolley Heads of Electric Tram-cars and the like.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB949617A GB113901A (en) 1917-07-03 1917-07-03 Improvements in, or connected with, Trolley Heads of Electric Tram-cars and the like.

Publications (1)

Publication Number Publication Date
GB113901A true GB113901A (en) 1918-03-14

Family

ID=32407986

Family Applications (1)

Application Number Title Priority Date Filing Date
GB949617A Expired GB113901A (en) 1917-07-03 1917-07-03 Improvements in, or connected with, Trolley Heads of Electric Tram-cars and the like.

Country Status (1)

Country Link
GB (1) GB113901A (en)

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