GB1273301A - Digital pattern generator for motor speed control - Google Patents

Digital pattern generator for motor speed control

Info

Publication number
GB1273301A
GB1273301A GB20546/70A GB2054670A GB1273301A GB 1273301 A GB1273301 A GB 1273301A GB 20546/70 A GB20546/70 A GB 20546/70A GB 2054670 A GB2054670 A GB 2054670A GB 1273301 A GB1273301 A GB 1273301A
Authority
GB
United Kingdom
Prior art keywords
counter
car
pulses
count
counts
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
GB20546/70A
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1273301A publication Critical patent/GB1273301A/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
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3492—Position or motion detectors or driving means for the detector
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/08—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding
    • B66B5/10—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding electrical

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Elevator Control (AREA)
  • Control Of Position Or Direction (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control Of Linear Motors (AREA)
GB20546/70A 1969-05-07 1970-04-29 Digital pattern generator for motor speed control Expired GB1273301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82244769A 1969-05-07 1969-05-07

Publications (1)

Publication Number Publication Date
GB1273301A true GB1273301A (en) 1972-05-10

Family

ID=25236053

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20546/70A Expired GB1273301A (en) 1969-05-07 1970-04-29 Digital pattern generator for motor speed control

Country Status (10)

Country Link
US (1) US3589474A (enExample)
JP (1) JPS5117771B1 (enExample)
BE (1) BE750095A (enExample)
BR (1) BR7018867D0 (enExample)
DE (1) DE2021932A1 (enExample)
ES (1) ES379405A1 (enExample)
FR (1) FR2047535A5 (enExample)
GB (1) GB1273301A (enExample)
NL (1) NL7006596A (enExample)
SE (1) SE380235B (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3739880A (en) * 1971-06-10 1973-06-19 Reliance Electric Co Elevator control for optimizing allotment of individual hall calls to individual cars
US3777855A (en) * 1971-07-19 1973-12-11 Elevators Pty Ltd Pattern generator for the control of motion of a body movable over a predetermined path
US3783974A (en) * 1972-05-09 1974-01-08 Reliance Electric Co Predictive drive control
US3785463A (en) * 1972-05-09 1974-01-15 Reliance Electric Co Final stopping control
US3747710A (en) * 1972-05-17 1973-07-24 Westinghouse Electric Corp Distance slowdown control for elevator systems
US3750850A (en) * 1972-05-17 1973-08-07 Westinghouse Electric Corp Floor selector for an elevator car
SE365338B (enExample) * 1973-02-26 1974-03-18 Ericsson Telefon Ab L M
JPS5724312B2 (enExample) * 1973-06-28 1982-05-24
JPS551219B2 (enExample) * 1973-09-10 1980-01-12
US4039049A (en) * 1973-12-12 1977-08-02 Hitachi, Ltd. Elevator car call selection apparatus
JPS5760268B2 (enExample) * 1974-02-15 1982-12-18 Hitachi Ltd
JPS5761672B2 (enExample) * 1974-07-12 1982-12-25 Hitachi Ltd
US4046229A (en) * 1975-12-12 1977-09-06 Westinghouse Electric Corporation Elevator system
DE2617171C2 (de) * 1976-04-20 1983-01-20 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Anordnung zum elektrischen Ermitteln des Schaltpunktes in Förderanlagen
JPS598622B2 (ja) * 1976-05-27 1984-02-25 三菱電機株式会社 エレベ−タの速度制御装置
US4083430A (en) * 1976-09-29 1978-04-11 Dover Corporation (Canada) Limited Apparatus for determining the location of an elevator car or similar vehicle
US4220221A (en) * 1977-02-02 1980-09-02 Dover Corporation Method and apparatus for producing a speed pattern for an elevator car or similar vehicle
US4155426A (en) * 1978-05-05 1979-05-22 Westinghouse Electric Corp. Digital speed pattern generator
JPS562519U (enExample) * 1979-06-20 1981-01-10
JPS5626308A (en) * 1979-08-10 1981-03-13 Nippon Telegraph & Telephone High moisture resistant cable sheath
JPS5629816U (enExample) * 1979-08-15 1981-03-23
US4351416A (en) * 1979-11-19 1982-09-28 Mitsubishi Denki Kabushiki Kaisha Elevator control device
JPS5675369A (en) * 1979-11-22 1981-06-22 Hitachi Ltd Method of controlling elevator
JPS56117969A (en) * 1980-02-22 1981-09-16 Hitachi Ltd Device and method of controlling elevator
DE3021501A1 (de) * 1980-06-07 1981-12-17 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Verfahren und vorrichtung zur regelung eines positionierantriebs, insbesondere fuer transportkabinen
FI64255C (fi) * 1981-03-04 1983-10-10 Elevator Gmbh Hastighetsregleringssystem foer kortslutningsmotor
US4350226A (en) * 1981-05-27 1982-09-21 Otis Elevator Company Elevator floor stop look-ahead
JPS58144077A (ja) * 1982-02-23 1983-08-27 三菱電機株式会社 エレベ−タの着床制御装置
US4527662A (en) * 1983-04-01 1985-07-09 Otis Elevator Company Elevator speed control
US4570755A (en) * 1983-06-27 1986-02-18 Armor Electric Company, Inc. Digital landing computer for elevator
FR2577329B1 (fr) * 1985-02-12 1988-04-29 Logilift Sarl Procede de commande regulee d'un moteur electrique pour le deplacement d'un mobile et dispositif de commande pour la mise en oeuvre du procede
US4658935A (en) * 1985-08-05 1987-04-21 Dover Corporation Digital selector system for elevators
JPS631683A (ja) * 1986-06-20 1988-01-06 株式会社日立製作所 流体圧エレベ−タ
KR100259511B1 (ko) * 1998-03-26 2000-07-01 이종수 엘리베이터의 위치 제어 방법
US6785851B1 (en) * 2000-09-26 2004-08-31 Intel Corporation Statistical counters in high speed network integrated circuits
CN109179164B (zh) * 2018-11-06 2023-09-01 广州广日电梯工业有限公司 一种用于高速电梯的减振系统及减振方法
CN112357713B (zh) * 2020-11-27 2022-03-15 杭州电子科技大学 一种多功能电梯安全保护系统及方法
CN119389898A (zh) * 2024-12-04 2025-02-07 日立楼宇技术（广州）有限公司 一种家用电梯声光报警系统及控制方法
CN119527981B (zh) * 2024-12-31 2025-12-05 日立楼宇技术（广州）有限公司 一种高精度平层控制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3206665A (en) * 1962-12-19 1965-09-14 Lear Siegler Inc Digital speed controller
US3425515A (en) * 1964-06-15 1969-02-04 Gen Electric Digital control for mine hoist system
US3458787A (en) * 1966-01-05 1969-07-29 Amp Inc Electrical control system

Also Published As

Publication number Publication date
ES379405A1 (es) 1973-04-16
DE2021932A1 (de) 1970-11-19
JPS5117771B1 (enExample) 1976-06-04
NL7006596A (enExample) 1970-11-10
SE380235B (sv) 1975-11-03
US3589474A (en) 1971-06-29
BE750095A (fr) 1970-10-16
BR7018867D0 (pt) 1973-01-02
FR2047535A5 (enExample) 1971-03-12

Similar Documents

Publication Publication Date Title
GB1273301A (en) Digital pattern generator for motor speed control
US3835950A (en) Apparatus for controlling the speed and spacing of vehicles
US3779346A (en) Terminal slowdown control for elevator system
GB1212764A (en) Vehicle with braking system employing apparatus for indicating changes in angular velocity
US4005837A (en) Circuit arrangement for controlling the propulsion, braking and station stopping function for a rapid transit train
GB1181338A (en) Vehicle Stopping Control Apparatus
US3777855A (en) Pattern generator for the control of motion of a body movable over a predetermined path
US4071282A (en) Slip-slide detector system for railway car wheels
GB1203807A (en) Electric motor control system
US4375599A (en) Method and circuit for the conversion of variable physical quantities occurring in vehicles represented as frequencies into numerical values or signals proportional to the frequencies
GB1436742A (en) Elevator system
US3526300A (en) Method and apparatus for control of high speed elevator
GB1248788A (en) Improvements in or relating to anti-lock brake systems
GB1585566A (en) Elevator speed control system
GB1463101A (en) Closed-loop system control apparatus
US4356896A (en) Elevator terminal deceleration system
US4828075A (en) Elevator drive control apparatus for smooth start-up
GB1485660A (en) Elevator system
GB1474982A (en) Antilock braking devices
US3872365A (en) Methods of and devices for braking and indexing the spindle of a machine tool rotating at high speed
US3670851A (en) Speed pattern generator for elevator control system
US3552524A (en) Speed dictation apparatus for elevator motor control system
US3612220A (en) Elevator control
GB1417754A (en) Controlling the speed of a vehicle travelling along a pathway
US3746925A (en) Method and apparatus for determining certain accelerations in an antiskid system

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee