GB1348502A - Electrically driven tractor - Google Patents

Electrically driven tractor

Info

Publication number
GB1348502A
GB1348502A GB2152271A GB2152271A GB1348502A GB 1348502 A GB1348502 A GB 1348502A GB 2152271 A GB2152271 A GB 2152271A GB 2152271 A GB2152271 A GB 2152271A GB 1348502 A GB1348502 A GB 1348502A
Authority
GB
United Kingdom
Prior art keywords
rev
switch
relay
tractor
moved
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
GB2152271A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB1348502A publication Critical patent/GB1348502A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/298—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature and field supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Control Of Direct Current Motors (AREA)
  • Motor And Converter Starters (AREA)
GB2152271A 1970-02-12 1971-04-19 Electrically driven tractor Expired GB1348502A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1086370A 1970-02-12 1970-02-12
US2325370A 1970-03-27 1970-03-27

Publications (1)

Publication Number Publication Date
GB1348502A true GB1348502A (en) 1974-03-20

Family

ID=26681678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2152271A Expired GB1348502A (en) 1970-02-12 1971-04-19 Electrically driven tractor

Country Status (4)

Country Link
JP (1) JPS463054A (enExample)
DE (1) DE2105543A1 (enExample)
FR (1) FR2079385B1 (enExample)
GB (1) GB1348502A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4869216A (enExample) * 1971-12-23 1973-09-20
JPS547044B2 (enExample) * 1973-03-05 1979-04-03
JPS5041211U (enExample) * 1973-08-14 1975-04-26
JPS5060710U (enExample) * 1973-10-03 1975-06-04
JPS5515921B2 (enExample) * 1974-04-22 1980-04-26
JPS512104A (enExample) * 1974-06-22 1976-01-09 Daihatsu Motor Co Ltd
JPS5241311A (en) * 1975-09-29 1977-03-30 Hitachi Ltd Resistance type control apparatus
JP7458956B2 (ja) * 2020-10-05 2024-04-01 株式会社クボタ 電動トラクタ

Also Published As

Publication number Publication date
FR2079385B1 (enExample) 1973-06-08
FR2079385A1 (enExample) 1971-11-12
JPS463054A (enExample) 1971-10-25
DE2105543A1 (de) 1971-08-26

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PLNP Patent lapsed through nonpayment of renewal fees