BE750095A - DIGITAL REFERENCE SIGNAL GENERATOR FOR ENGINE SPEED CONTROLLER - Google Patents

DIGITAL REFERENCE SIGNAL GENERATOR FOR ENGINE SPEED CONTROLLER

Info

Publication number
BE750095A
BE750095A BE750095DA BE750095A BE 750095 A BE750095 A BE 750095A BE 750095D A BE750095D A BE 750095DA BE 750095 A BE750095 A BE 750095A
Authority
BE
Belgium
Prior art keywords
reference signal
signal generator
engine speed
speed controller
digital reference
Prior art date
Application number
Other languages
French (fr)
Inventor
A Wavre
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 BE750095A publication Critical patent/BE750095A/en

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)
BE750095D 1969-05-07 1970-05-06 DIGITAL REFERENCE SIGNAL GENERATOR FOR ENGINE SPEED CONTROLLER BE750095A (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
BE750095A true BE750095A (en) 1970-10-16

Family

ID=25236053

Family Applications (1)

Application Number Title Priority Date Filing Date
BE750095D BE750095A (en) 1969-05-07 1970-05-06 DIGITAL REFERENCE SIGNAL GENERATOR FOR ENGINE SPEED CONTROLLER

Country Status (10)

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

Families Citing this family (37)

* 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
US3785463A (en) * 1972-05-09 1974-01-15 Reliance Electric Co Final stopping control
US3783974A (en) * 1972-05-09 1974-01-08 Reliance Electric Co Predictive drive control
US3750850A (en) * 1972-05-17 1973-08-07 Westinghouse Electric Corp Floor selector for an elevator car
US3747710A (en) * 1972-05-17 1973-07-24 Westinghouse Electric Corp Distance slowdown control for elevator systems
SE365338B (en) * 1973-02-26 1974-03-18 Ericsson Telefon Ab L M
JPS5724312B2 (en) * 1973-06-28 1982-05-24
JPS551219B2 (en) * 1973-09-10 1980-01-12
US4039049A (en) * 1973-12-12 1977-08-02 Hitachi, Ltd. Elevator car call selection apparatus
JPS5760268B2 (en) * 1974-02-15 1982-12-18 Hitachi Ltd
JPS5761672B2 (en) * 1974-07-12 1982-12-25 Hitachi Ltd
US4046229A (en) * 1975-12-12 1977-09-06 Westinghouse Electric Corporation Elevator system
DE2617171C2 (en) * 1976-04-20 1983-01-20 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Arrangement for the electrical determination of the switching point in conveyor systems
JPS598622B2 (en) * 1976-05-27 1984-02-25 三菱電機株式会社 Elevator speed control device
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 (en) * 1979-06-20 1981-01-10
JPS5626308A (en) * 1979-08-10 1981-03-13 Nippon Telegraph & Telephone High moisture resistant cable sheath
JPS5629816U (en) * 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 (en) * 1980-06-07 1981-12-17 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg METHOD AND DEVICE FOR CONTROLLING A POSITIONING DRIVE, ESPECIALLY FOR TRANSPORT CABINS
FI64255C (en) * 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 (en) * 1982-02-23 1983-08-27 三菱電機株式会社 Controller for reaching to floor of elevator
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 (en) * 1985-02-12 1988-04-29 Logilift Sarl CONTROLLED CONTROL METHOD OF AN ELECTRIC MOTOR FOR MOVING A MOBILE AND CONTROL DEVICE FOR IMPLEMENTING THE METHOD
US4658935A (en) * 1985-08-05 1987-04-21 Dover Corporation Digital selector system for elevators
JPS631683A (en) * 1986-06-20 1988-01-06 株式会社日立製作所 Fluid pressure elevator
KR100259511B1 (en) * 1998-03-26 2000-07-01 이종수 Elevator position control method
US6785851B1 (en) * 2000-09-26 2004-08-31 Intel Corporation Statistical counters in high speed network integrated circuits
CN109179164B (en) * 2018-11-06 2023-09-01 广州广日电梯工业有限公司 Vibration reduction system and vibration reduction method for high-speed elevator
CN112357713B (en) * 2020-11-27 2022-03-15 杭州电子科技大学 Multifunctional elevator safety protection system and method

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
DE2021932A1 (en) 1970-11-19
US3589474A (en) 1971-06-29
JPS5117771B1 (en) 1976-06-04
FR2047535A5 (en) 1971-03-12
GB1273301A (en) 1972-05-10
SE380235B (en) 1975-11-03
BR7018867D0 (en) 1973-01-02
NL7006596A (en) 1970-11-10
ES379405A1 (en) 1973-04-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19840506