FR2005317A1 - - Google Patents
Info
- Publication number
- FR2005317A1 FR2005317A1 FR6909879A FR6909879A FR2005317A1 FR 2005317 A1 FR2005317 A1 FR 2005317A1 FR 6909879 A FR6909879 A FR 6909879A FR 6909879 A FR6909879 A FR 6909879A FR 2005317 A1 FR2005317 A1 FR 2005317A1
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Direct Current Motors (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71772368A | 1968-04-01 | 1968-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2005317A1 true FR2005317A1 (en) | 1969-12-12 |
Family
ID=24883200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6909879A Withdrawn FR2005317A1 (en) | 1968-04-01 | 1969-04-01 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3536969A (en) |
| CA (1) | CA930084A (en) |
| CH (1) | CH491039A (en) |
| DE (1) | DE1916061A1 (en) |
| FR (1) | FR2005317A1 (en) |
| GB (1) | GB1216978A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3688874A (en) * | 1971-08-09 | 1972-09-05 | Otis Elevator Co | Elevator motor control system employing power amplifier with output current limiting arrangement |
| FR2666574B1 (en) * | 1990-09-10 | 1993-09-10 | Pascal Alain | RETARDER DEVICE FOR SINGLE-SPEED ELEVATORS OPERATING WITH AN ELECTRIC DRIVE MOTOR. |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3231809A (en) * | 1961-12-01 | 1966-01-25 | Galion Jeffrey Mfg Co | Motor acceleration control with controlled rectifier circuit |
| US3250972A (en) * | 1962-12-05 | 1966-05-10 | Staley Elevator Company Inc | Elevator control for a generator-fed motor control system |
| US3341759A (en) * | 1963-12-05 | 1967-09-12 | Tokyo Shibaura Electric Co | Control device for electric cars including scr short circuiting of a starting resistance |
| US3390318A (en) * | 1965-07-06 | 1968-06-25 | Raymond Corp | Acceleration control device for an electric motor including a unijunction transistorand a controlled rectifier |
-
1968
- 1968-04-01 US US717723A patent/US3536969A/en not_active Expired - Lifetime
-
1969
- 1969-03-13 CA CA045576A patent/CA930084A/en not_active Expired
- 1969-03-14 GB GB03630/69A patent/GB1216978A/en not_active Expired
- 1969-03-19 CH CH417869A patent/CH491039A/en not_active IP Right Cessation
- 1969-03-28 DE DE19691916061 patent/DE1916061A1/en active Pending
- 1969-04-01 FR FR6909879A patent/FR2005317A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CA930084A (en) | 1973-07-10 |
| DE1916061A1 (en) | 1969-10-23 |
| GB1216978A (en) | 1970-12-23 |
| CH491039A (en) | 1970-05-31 |
| US3536969A (en) | 1970-10-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |