CH431865A - Control device for a hydraulic elevator - Google Patents
Control device for a hydraulic elevatorInfo
- Publication number
- CH431865A CH431865A CH1098565A CH1098565A CH431865A CH 431865 A CH431865 A CH 431865A CH 1098565 A CH1098565 A CH 1098565A CH 1098565 A CH1098565 A CH 1098565A CH 431865 A CH431865 A CH 431865A
- Authority
- CH
- Switzerland
- Prior art keywords
- control device
- hydraulic elevator
- elevator
- hydraulic
- control
- Prior art date
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7784—Responsive to change in rate of fluid flow
- Y10T137/7787—Expansible chamber subject to differential pressures
- Y10T137/7788—Pressures across fixed choke
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Types And Forms Of Lifts (AREA)
- Elevator Control (AREA)
- Fluid-Pressure Circuits (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US386829A US3302531A (en) | 1964-08-03 | 1964-08-03 | Elevator control system |
Publications (1)
Publication Number | Publication Date |
---|---|
CH431865A true CH431865A (en) | 1967-03-15 |
Family
ID=23527216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1098565A CH431865A (en) | 1964-08-03 | 1965-08-03 | Control device for a hydraulic elevator |
Country Status (5)
Country | Link |
---|---|
US (1) | US3302531A (en) |
BE (1) | BE667435A (en) |
CH (1) | CH431865A (en) |
FR (1) | FR1455287A (en) |
NO (1) | NO126218B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3376793A (en) * | 1965-10-11 | 1968-04-09 | Papadia | Hydraulic flow regulating apparatus |
US3508468A (en) * | 1968-04-24 | 1970-04-28 | Armor Elevator Co Inc | Hydraulic elevator control valve |
US3675676A (en) * | 1971-04-09 | 1972-07-11 | Sperry Rand Corp | Power transmission |
US4148248A (en) * | 1975-03-11 | 1979-04-10 | Maxton Manufacturing Company | Hydraulic valve control system |
US8091582B2 (en) * | 2007-04-13 | 2012-01-10 | Cla-Val Co. | System and method for hydraulically managing fluid pressure downstream from a main valve between set points |
WO2008127899A2 (en) | 2007-04-13 | 2008-10-23 | Cla-Val Co. | System and method for hydraulically managing fluid pressure downstream from a main valve |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3125319A (en) * | 1964-03-17 | Hydraulic elevator control system | ||
US915084A (en) * | 1908-09-03 | 1909-03-16 | Rudolph Eberhard | Leveling instrument. |
US3020891A (en) * | 1959-06-01 | 1962-02-13 | Dover Corp | Constant flow valve |
US3020892A (en) * | 1959-11-04 | 1962-02-13 | Dover Corp | Constant flow valve assembly |
-
1964
- 1964-08-03 US US386829A patent/US3302531A/en not_active Expired - Lifetime
-
1965
- 1965-07-26 BE BE667435D patent/BE667435A/xx unknown
- 1965-08-02 FR FR46278A patent/FR1455287A/en not_active Expired
- 1965-08-03 CH CH1098565A patent/CH431865A/en unknown
- 1965-08-03 NO NO00159202A patent/NO126218B/no unknown
Also Published As
Publication number | Publication date |
---|---|
BE667435A (en) | 1965-11-16 |
NO126218B (en) | 1973-01-08 |
US3302531A (en) | 1967-02-07 |
FR1455287A (en) | 1966-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT281519B (en) | Control device for hydraulically operated equipment | |
CH493151A (en) | Control device for a stepping motor | |
AT276032B (en) | Electro-hydraulic deformation device | |
FI46053C (en) | Device with a hydraulic jack. | |
CH469228A (en) | Control device for a furnace | |
AT299391B (en) | Control arrangement for a static direct converter | |
CH457940A (en) | Operation monitoring device for a self-seller | |
CH448654A (en) | Pressure control device | |
CH431865A (en) | Control device for a hydraulic elevator | |
CH469908A (en) | Hydraulic control device | |
AT263052B (en) | Control device | |
CH440988A (en) | Hydraulic control device | |
AT267001B (en) | Control arrangement for rewinder | |
CH445984A (en) | Control unit for a hydraulic working group | |
CH503891A (en) | Control device for a hydraulic motor | |
FR1423154A (en) | Hydraulic machines | |
CH532722A (en) | Control device for proportional control valves | |
AT239577B (en) | Control unit for a hydraulic working group | |
CH418973A (en) | Control device for braking goods moving through a roller table | |
FR1406277A (en) | Elevator | |
AT262556B (en) | Control device for a hoist with a winch | |
AT250086B (en) | Control device for hydraulic hoists | |
AT283661B (en) | Drive arrangement for hoists | |
NL141647B (en) | WEIGHING MACHINE WITH CONTROL DEVICE. | |
CH470633A (en) | Control device for a furnace |