CA930084A - Elevator motor control - Google Patents

Elevator motor control

Info

Publication number
CA930084A
CA930084A CA045576A CA45576A CA930084A CA 930084 A CA930084 A CA 930084A CA 045576 A CA045576 A CA 045576A CA 45576 A CA45576 A CA 45576A CA 930084 A CA930084 A CA 930084A
Authority
CA
Canada
Prior art keywords
motor control
elevator motor
elevator
control
motor
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
CA045576A
Other versions
CA45576S (en
Inventor
E. Laas Ilmar
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.)
Otis Elevator Co
Original Assignee
Otis Elevator 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 Otis Elevator Co filed Critical Otis Elevator Co
Application granted granted Critical
Publication of CA930084A publication Critical patent/CA930084A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/02—Control systems without regulation, i.e. without retroactive action
    • B66B1/06—Control systems without regulation, i.e. without retroactive action electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Direct Current Motors (AREA)
  • Relay Circuits (AREA)
CA045576A 1968-04-01 1969-03-13 Elevator motor control Expired CA930084A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71772368A 1968-04-01 1968-04-01

Publications (1)

Publication Number Publication Date
CA930084A true CA930084A (en) 1973-07-10

Family

ID=24883200

Family Applications (1)

Application Number Title Priority Date Filing Date
CA045576A Expired CA930084A (en) 1968-04-01 1969-03-13 Elevator motor control

Country Status (6)

Country Link
US (1) US3536969A (en)
CA (1) CA930084A (en)
CH (1) CH491039A (en)
DE (1) DE1916061A1 (en)
FR (1) FR2005317A1 (en)
GB (1) GB1216978A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688874A (en) * 1971-08-09 1972-09-05 Otis Elevator Co Elevator motor control system employing power amplifier with output current limiting arrangement
FR2666574B1 (en) * 1990-09-10 1993-09-10 Pascal Alain RETARDER DEVICE FOR SINGLE-SPEED ELEVATORS OPERATING WITH AN ELECTRIC DRIVE MOTOR.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231809A (en) * 1961-12-01 1966-01-25 Galion Jeffrey Mfg Co Motor acceleration control with controlled rectifier circuit
US3250972A (en) * 1962-12-05 1966-05-10 Staley Elevator Company Inc Elevator control for a generator-fed motor control system
US3341759A (en) * 1963-12-05 1967-09-12 Tokyo Shibaura Electric Co Control device for electric cars including scr short circuiting of a starting resistance
US3390318A (en) * 1965-07-06 1968-06-25 Raymond Corp Acceleration control device for an electric motor including a unijunction transistorand a controlled rectifier

Also Published As

Publication number Publication date
DE1916061A1 (en) 1969-10-23
CH491039A (en) 1970-05-31
GB1216978A (en) 1970-12-23
US3536969A (en) 1970-10-27
FR2005317A1 (en) 1969-12-12

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