CA985808A - Distance slowdown control for elevator systems - Google Patents
Distance slowdown control for elevator systemsInfo
- Publication number
- CA985808A CA985808A CA170,508A CA170508A CA985808A CA 985808 A CA985808 A CA 985808A CA 170508 A CA170508 A CA 170508A CA 985808 A CA985808 A CA 985808A
- Authority
- CA
- Canada
- Prior art keywords
- elevator systems
- slowdown control
- distance
- distance slowdown
- control
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
- B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
- B66B1/285—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical with the use of a speed pattern generator
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Elevator Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25411972A | 1972-05-17 | 1972-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA985808A true CA985808A (en) | 1976-03-16 |
Family
ID=22962998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA170,508A Expired CA985808A (en) | 1972-05-17 | 1973-05-07 | Distance slowdown control for elevator systems |
Country Status (5)
Country | Link |
---|---|
US (1) | US3747710A (en) |
BE (1) | BE799640A (en) |
CA (1) | CA985808A (en) |
DE (1) | DE2325096A1 (en) |
FR (1) | FR2185004B1 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US4193478A (en) * | 1977-04-26 | 1980-03-18 | Elevator Industries | Elevator control system and method |
US4155426A (en) * | 1978-05-05 | 1979-05-22 | Westinghouse Electric Corp. | Digital speed pattern generator |
US4261439A (en) * | 1979-09-10 | 1981-04-14 | Westinghouse Electric Corp. | Elevator system |
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 |
US4331220A (en) * | 1980-11-04 | 1982-05-25 | Westinghouse Electric Corp. | Elevator system |
JPS58144077A (en) * | 1982-02-23 | 1983-08-27 | 三菱電機株式会社 | Controller for reaching to floor of elevator |
US4463833A (en) * | 1982-08-19 | 1984-08-07 | Westinghouse Electric Corp. | Elevator system |
US4527662A (en) * | 1983-04-01 | 1985-07-09 | Otis Elevator Company | Elevator speed control |
JP3628356B2 (en) * | 1993-09-29 | 2005-03-09 | オーチス エレベータ カンパニー | Elevator car position detector |
JP4553535B2 (en) * | 2001-09-28 | 2010-09-29 | 三菱電機株式会社 | Elevator equipment |
US7377363B2 (en) * | 2003-02-24 | 2008-05-27 | Otis Elevator Company | Elevator with variable drag for car and counterweight |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3570630A (en) * | 1969-02-03 | 1971-03-16 | Otis Elevator Co | Landing selector apparatus |
US3589474A (en) * | 1969-05-07 | 1971-06-29 | Westinghouse Electric Corp | Digital pattern generator for motor speed control |
-
1972
- 1972-05-17 US US00254119A patent/US3747710A/en not_active Expired - Lifetime
-
1973
- 1973-05-07 CA CA170,508A patent/CA985808A/en not_active Expired
- 1973-05-17 DE DE2325096A patent/DE2325096A1/en active Pending
- 1973-05-17 BE BE1005053A patent/BE799640A/en not_active IP Right Cessation
- 1973-05-17 FR FR7317991A patent/FR2185004B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE799640A (en) | 1973-11-19 |
DE2325096A1 (en) | 1973-12-06 |
US3747710A (en) | 1973-07-24 |
FR2185004B1 (en) | 1978-04-21 |
FR2185004A1 (en) | 1973-12-28 |
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