FR2486509B3 - - Google Patents
Info
- Publication number
- FR2486509B3 FR2486509B3 FR8100984A FR8100984A FR2486509B3 FR 2486509 B3 FR2486509 B3 FR 2486509B3 FR 8100984 A FR8100984 A FR 8100984A FR 8100984 A FR8100984 A FR 8100984A FR 2486509 B3 FR2486509 B3 FR 2486509B3
- Authority
- FR
- France
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Control (AREA)
- Types And Forms Of Lifts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/167,388 US4311212A (en) | 1980-07-09 | 1980-07-09 | Valve control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2486509A1 FR2486509A1 (fr) | 1982-01-15 |
| FR2486509B3 true FR2486509B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1983-11-18 |
Family
ID=22607169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8100984A Granted FR2486509A1 (fr) | 1980-07-09 | 1981-01-20 | Ascenseur hydraulique |
Country Status (8)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4726450A (en) * | 1985-11-18 | 1988-02-23 | Otis Elevator Company | Hydraulic elevator with dynamically programmed motor-operated valve |
| JPS62126087A (ja) * | 1985-11-25 | 1987-06-08 | 株式会社日立製作所 | 流体圧エレベ−タ |
| JPS631683A (ja) * | 1986-06-20 | 1988-01-06 | 株式会社日立製作所 | 流体圧エレベ−タ |
| US4896747A (en) * | 1988-07-28 | 1990-01-30 | Otis Elevator Company | Modular elevator system |
| US4932502A (en) * | 1989-02-15 | 1990-06-12 | Inventio Ag | Hydraulic elevator system |
| US5056437A (en) * | 1990-05-15 | 1991-10-15 | Republic Storage Systems Company, Inc. | Device for initializing an automated warehousing system |
| FI88012C (sv) * | 1990-06-04 | 1993-03-25 | Kone Oy | Förfarande och anordning för styrning av en hydraulhiss vid inkörning till plan |
| US5349854A (en) * | 1992-05-01 | 1994-09-27 | Otis Elevator Company | Elevator speed and position indicating device |
| US5890562A (en) * | 1996-08-16 | 1999-04-06 | Bt Prime Mover, Inc. | Control console for material handling vehicle |
| US6484849B2 (en) * | 2001-02-28 | 2002-11-26 | Otis Elevator Company | Elevator speed measurement system including reflective signal technology for making speed determinations |
| US10611600B2 (en) * | 2017-06-26 | 2020-04-07 | Otis Elevator Company | Hydraulic elevator system with position or speed based valve control |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3187844A (en) * | 1961-09-06 | 1965-06-08 | Hydraulic Elevator & Machine C | Hydraulic elevator control |
| US3119501A (en) * | 1961-10-10 | 1964-01-28 | Jerome H Lemelson | Automatic warehousing system |
| US3553560A (en) * | 1969-08-15 | 1971-01-05 | Gen Motors Corp | Direct current permanent magnet motor servomotor system |
| US3963098A (en) * | 1974-05-07 | 1976-06-15 | Westinghouse Electric Corporation | Position measurement apparatus |
| US3977497A (en) * | 1975-02-26 | 1976-08-31 | Armor Elevator Company, Inc. | Hydraulic elevator drive system |
| US4034275A (en) * | 1975-12-29 | 1977-07-05 | Karl Mangel | Optical control system for elevators |
| US4276506A (en) * | 1979-06-29 | 1981-06-30 | Chore-Time Equipment, Inc. | Motor control circuit |
-
1980
- 1980-07-09 US US06/167,388 patent/US4311212A/en not_active Expired - Lifetime
-
1981
- 1981-01-13 GB GB8100938A patent/GB2081472A/en not_active Withdrawn
- 1981-01-13 DE DE19813100793 patent/DE3100793A1/de not_active Withdrawn
- 1981-01-20 FR FR8100984A patent/FR2486509A1/fr active Granted
- 1981-01-23 CH CH462/81A patent/CH657117A5/de not_active IP Right Cessation
- 1981-01-26 CA CA000369331A patent/CA1163737A/en not_active Expired
- 1981-01-26 JP JP1008981A patent/JPS5727883A/ja active Pending
- 1981-01-26 IT IT47634/81A patent/IT1142243B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| CA1163737A (en) | 1984-03-13 |
| IT8147634A0 (it) | 1981-01-26 |
| US4311212A (en) | 1982-01-19 |
| DE3100793A1 (de) | 1982-02-11 |
| FR2486509A1 (fr) | 1982-01-15 |
| GB2081472A (en) | 1982-02-17 |
| IT1142243B (it) | 1986-10-08 |
| CH657117A5 (de) | 1986-08-15 |
| JPS5727883A (en) | 1982-02-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |