DK137985B - Apparatus for controlling the speed of an elevator car. - Google Patents

Apparatus for controlling the speed of an elevator car.

Info

Publication number: DK137985B
Authority: DK; Denmark
Prior art keywords: controlling; speed; elevator car; elevator; car
Prior art date: 1969-02-03

Application number

DK49770AA

Other languages

Danish (da)

Other versions

DK137985C (en

Inventor

Sidney Howard Benjamin

Otto Albert Krauer

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.)

1969-02-03

Filing date

1970-02-02

Publication date

1978-06-19

1970-02-02 Application filed by Otis Elevator Co filed Critical Otis Elevator Co

1978-06-19 Publication of DK137985B publication Critical patent/DK137985B/en

1978-11-13 Application granted granted Critical

1978-11-13 Publication of DK137985C publication Critical patent/DK137985C/da

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
- B66B1/46—Adaptations of switches or switchgear
- B66B1/52—Floor selectors

Landscapes

Engineering & Computer Science (AREA)
Automation & Control Theory (AREA)
Computer Networks & Wireless Communication (AREA)
Elevator Control (AREA)
Control Of Electric Motors In General (AREA)
Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Control Of Ac Motors In General (AREA)

DK49770AA 1969-02-03 1970-02-02 Apparatus for controlling the speed of an elevator car. DK137985B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US79584269A	1969-02-03	1969-02-03

Publications (2)

Publication Number	Publication Date
DK137985B true DK137985B (en)	1978-06-19
DK137985C DK137985C (en)	1978-11-13

Family

ID=25166587

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK49770AA DK137985B (en)	1969-02-03	1970-02-02	Apparatus for controlling the speed of an elevator car.

Country Status (15)

Country	Link
US (1)	US3552524A (en)
JP (1)	JPS5122275B1 (en)
BE (1)	BE745428A (en)
BR (1)	BR7016523D0 (en)
CA (1)	CA1002673B (en)
CH (1)	CH515845A (en)
DE (1)	DE2004812C2 (en)
DK (1)	DK137985B (en)
ES (1)	ES376145A1 (en)
FI (1)	FI54584C (en)
FR (1)	FR2033889A5 (en)
GB (1)	GB1263875A (en)
NL (1)	NL168787C (en)
NO (1)	NO131542C (en)
SE (1)	SE374529B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3759350A (en) *	1972-05-30	1973-09-18	Westinghouse Electric Corp	Elevator system
CA1018256A (en) *	1974-12-16	1977-09-27	Peter Deh. Eastcott	Signal generator for producing ramp signals with rounded inflection points
US4084662A (en) *	1975-09-01	1978-04-18	Nippon Otis Elevator Company	Control apparatus for an elevator system
JPS598622B2 (en) *	1976-05-27	1984-02-25	三菱電機株式会社	Elevator speed control device
JPS5352585U (en) *	1976-10-06	1978-05-06
JPS5827193B2 (en) *	1976-12-01	1983-06-08	三菱電機株式会社	Elevator speed control device
US4299308A (en) *	1979-12-27	1981-11-10	Otis Elevator Company	Position controlled elevator door motion
US4373612A (en) *	1980-11-25	1983-02-15	Westinghouse Electric Corp.	Elevator system
FI86053C (en) *	1989-10-31	1992-07-10	Kone Oy	Method and apparatus for controlling a lifting motor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1234366B (en) *	1962-02-26	1967-02-16	Impuls G M B H Deutsche	Drive with pole-changing three-phase asynchronous motor for aufege
US3350612A (en) *	1964-02-19	1967-10-31	Imp Electric Company	Jerkless pattern signal for motor acceleration
US3435916A (en) *	1964-06-04	1969-04-01	Reliance Electric & Eng Co	Elevator motor speed control including a high gain forward loop and lag-lead compensation

1969
- 1969-02-03 US US795842A patent/US3552524A/en not_active Expired - Lifetime
1970
- 1970-01-20 GB GB2798/70A patent/GB1263875A/en not_active Expired
- 1970-01-29 CH CH127470A patent/CH515845A/en not_active IP Right Cessation
- 1970-02-02 SE SE7001278A patent/SE374529B/xx unknown
- 1970-02-02 BR BR216523/70A patent/BR7016523D0/en unknown
- 1970-02-02 DK DK49770AA patent/DK137985B/en unknown
- 1970-02-02 NO NO70369A patent/NO131542C/no unknown
- 1970-02-02 ES ES376145A patent/ES376145A1/en not_active Expired
- 1970-02-03 NL NLAANVRAGE7001488,A patent/NL168787C/en not_active IP Right Cessation
- 1970-02-03 FI FI295/70A patent/FI54584C/en active
- 1970-02-03 FR FR7003714A patent/FR2033889A5/fr not_active Expired
- 1970-02-03 BE BE745428D patent/BE745428A/en not_active IP Right Cessation
- 1970-02-03 JP JP45009514A patent/JPS5122275B1/ja active Pending
- 1970-02-03 DE DE2004812A patent/DE2004812C2/en not_active Expired
1975
- 1975-12-12 CA CA241,601A patent/CA1002673B/en not_active Expired

Also Published As

Publication number	Publication date
NL168787B (en)	1981-12-16
DK137985C (en)	1978-11-13
NO131542B (en)	1975-03-10
DE2004812C2 (en)	1983-08-04
FI54584B (en)	1978-09-29
SE374529B (en)	1975-03-10
NL7001488A (en)	1970-08-05
NO131542C (en)	1975-06-18
BE745428A (en)	1970-07-16
GB1263875A (en)	1972-02-16
NL168787C (en)	1982-05-17
JPS5122275B1 (en)	1976-07-08
FI54584C (en)	1979-01-10
DE2004812A1 (en)	1970-08-06
ES376145A1 (en)	1972-03-01
CH515845A (en)	1971-11-30
BR7016523D0 (en)	1973-01-02
FR2033889A5 (en)	1970-12-04
CA1002673B (en)	1976-12-28
US3552524A (en)	1971-01-05

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