DE2018512C3 - Steuerventil für hydraulisch betriebene Aufzüge - Google Patents
Steuerventil für hydraulisch betriebene AufzügeInfo
- Publication number
- DE2018512C3 DE2018512C3 DE2018512A DE2018512A DE2018512C3 DE 2018512 C3 DE2018512 C3 DE 2018512C3 DE 2018512 A DE2018512 A DE 2018512A DE 2018512 A DE2018512 A DE 2018512A DE 2018512 C3 DE2018512 C3 DE 2018512C3
- Authority
- DE
- Germany
- Prior art keywords
- piston
- line
- pressure
- control
- spring
- 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
-
- 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
- B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
- B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
- B66B1/405—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings for hydraulically actuated elevators
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Types And Forms Of Lifts (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH633869A CH487063A (de) | 1969-04-25 | 1969-04-25 | Steuerventilblock für hydraulisch betriebene Aufzüge |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2018512A1 DE2018512A1 (de) | 1970-11-12 |
| DE2018512B2 DE2018512B2 (de) | 1980-06-19 |
| DE2018512C3 true DE2018512C3 (de) | 1981-02-26 |
Family
ID=4307975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2018512A Expired DE2018512C3 (de) | 1969-04-25 | 1970-04-17 | Steuerventil für hydraulisch betriebene Aufzüge |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3687011A (enExample) |
| AT (1) | AT302573B (enExample) |
| CH (1) | CH487063A (enExample) |
| DE (1) | DE2018512C3 (enExample) |
| GB (1) | GB1289883A (enExample) |
| SE (1) | SE367172B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3434014A1 (de) * | 1984-09-15 | 1986-03-20 | Beringer-Hydraulik GmbH, Neuheim, Zug | Hydraulische steuerung |
| FI71710C (fi) * | 1985-04-30 | 1987-02-09 | Pentti Rita | Elektriskt styrd ventilanordning. |
| US4694935A (en) * | 1986-10-17 | 1987-09-22 | Cemco, Inc. | Self-adjusting control valve for elevators |
| FI874147A0 (fi) * | 1987-09-22 | 1987-09-22 | Pentti Rita | Ventilanordning. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2737197A (en) * | 1950-05-31 | 1956-03-06 | Dover Corp | Hydraulic control apparatus |
| US3120880A (en) * | 1960-12-23 | 1964-02-11 | Dover Corp | Hydraulic drive and control for elevators |
| DE1268801B (de) * | 1964-02-08 | 1968-05-22 | Erich Herion | Druckmittelsteuerung eines Aufzugs |
| US3438398A (en) * | 1967-04-10 | 1969-04-15 | Esco Elevators Inc | Hydraulic elevator control systems |
| US3508468A (en) * | 1968-04-24 | 1970-04-28 | Armor Elevator Co Inc | Hydraulic elevator control valve |
-
1969
- 1969-04-25 CH CH633869A patent/CH487063A/de not_active IP Right Cessation
-
1970
- 1970-04-17 DE DE2018512A patent/DE2018512C3/de not_active Expired
- 1970-04-20 AT AT354470A patent/AT302573B/de not_active IP Right Cessation
- 1970-04-21 US US30378A patent/US3687011A/en not_active Expired - Lifetime
- 1970-04-22 SE SE05586/70A patent/SE367172B/xx unknown
- 1970-04-24 GB GB1289883D patent/GB1289883A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE367172B (enExample) | 1974-05-20 |
| US3687011A (en) | 1972-08-29 |
| DE2018512B2 (de) | 1980-06-19 |
| GB1289883A (enExample) | 1972-09-20 |
| AT302573B (de) | 1972-10-25 |
| DE2018512A1 (de) | 1970-11-12 |
| CH487063A (de) | 1970-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |