JPS4894136A - - Google Patents

Info

Publication number
JPS4894136A
JPS4894136A JP47025700A JP2570072A JPS4894136A JP S4894136 A JPS4894136 A JP S4894136A JP 47025700 A JP47025700 A JP 47025700A JP 2570072 A JP2570072 A JP 2570072A JP S4894136 A JPS4894136 A JP S4894136A
Authority
JP
Japan
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.)
Granted
Application number
JP47025700A
Other languages
Japanese (ja)
Other versions
JPS5326378B2 (enrdf_load_stackoverflow
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP2570072A priority Critical patent/JPS5326378B2/ja
Priority to US00341372A priority patent/US3842943A/en
Priority to DE2312959A priority patent/DE2312959A1/de
Publication of JPS4894136A publication Critical patent/JPS4894136A/ja
Publication of JPS5326378B2 publication Critical patent/JPS5326378B2/ja
Expired legal-status Critical Current

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)
  • Elevator Control (AREA)
  • Types And Forms Of Lifts (AREA)
  • Fluid-Pressure Circuits (AREA)
JP2570072A 1972-03-15 1972-03-15 Expired JPS5326378B2 (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2570072A JPS5326378B2 (enrdf_load_stackoverflow) 1972-03-15 1972-03-15
US00341372A US3842943A (en) 1972-03-15 1973-03-15 Hydraulic elevator
DE2312959A DE2312959A1 (de) 1972-03-15 1973-03-15 Hydraulischer aufzug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2570072A JPS5326378B2 (enrdf_load_stackoverflow) 1972-03-15 1972-03-15

Publications (2)

Publication Number Publication Date
JPS4894136A true JPS4894136A (enrdf_load_stackoverflow) 1973-12-04
JPS5326378B2 JPS5326378B2 (enrdf_load_stackoverflow) 1978-08-02

Family

ID=12173052

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2570072A Expired JPS5326378B2 (enrdf_load_stackoverflow) 1972-03-15 1972-03-15

Country Status (3)

Country Link
US (1) US3842943A (enrdf_load_stackoverflow)
JP (1) JPS5326378B2 (enrdf_load_stackoverflow)
DE (1) DE2312959A1 (enrdf_load_stackoverflow)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4248260A (en) * 1978-08-21 1981-02-03 Addison Carl E Control device for center pivot irrigation units
JPS56122774A (en) * 1980-02-26 1981-09-26 Oirudoraibu Kogyo Kk Oil pressure elevator
NZ202555A (en) * 1981-11-24 1985-07-12 N G Cooper Lift for personnel or goods raised and lowered by cable & pulley mounted on hydraulic cylinder & piston arrangement
DE3325682C2 (de) * 1983-07-15 1986-01-09 Mannesmann Rexroth GmbH, 8770 Lohr Förderpumpenantrieb
DE3434014A1 (de) * 1984-09-15 1986-03-20 Beringer-Hydraulik GmbH, Neuheim, Zug Hydraulische steuerung
WO1986002687A1 (en) * 1984-10-22 1986-05-09 Baylon Charles A Storage structures
US4674527A (en) * 1985-11-18 1987-06-23 Otis Elevator Company Pressure relieving linear motion valve
US4700748A (en) * 1985-11-18 1987-10-20 Otis Elevator Company Pressure-referenced programmed flow control in a hydraulic valve
NZ218082A (en) * 1985-11-18 1988-10-28 Otis Elevator Co Pressure referenced programmed flow control in a hydraulic valve
FI83204C (fi) * 1987-11-04 1991-06-10 Kone Oy Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss.
US5072648A (en) * 1990-06-04 1991-12-17 Caterpillar Industrial Inc. Control system for a fluid operated jack
JPH04292391A (ja) * 1991-03-20 1992-10-16 Hitachi Ltd エレベータ
EP0558934B2 (de) * 1992-03-04 2000-12-06 Inventio Ag Verfahren und Vorrichtung zum Einsparen von elektrischer Energie für den Antrieb eines hydraulischen Aufzuges
US5289901A (en) * 1992-08-03 1994-03-01 Otis Elevator Company Hydraulic elevator pressure relief valve
EP0866027B1 (en) * 1997-03-21 2004-05-26 Kabushiki Kaisha Toyota Jidoshokki Hydraulic control apparatus for industrial vehicles
KR100303012B1 (ko) * 1998-12-14 2002-05-09 장병우 유압엘리베이터장치
CA2419737C (en) * 2000-08-18 2009-01-27 Bucher Hydraulics Ag Hydraulic elevator with an accumulator
DE102004039848A1 (de) * 2004-08-17 2006-03-09 Jungheinrich Ag Fluidschaltung und Flurförderzeug mit Fluidschaltung
DE102006032599A1 (de) * 2006-07-14 2008-02-07 Deere & Company, Moline Hydraulische Anordnung
JP2009022651A (ja) * 2007-07-23 2009-02-05 Ge Medical Systems Global Technology Co Llc 昇降装置およびその制御方法、並びに撮影装置
WO2014021896A1 (en) * 2012-08-02 2014-02-06 Otis Elevator Company Hydraulic brake system for elevator
ITMI20130651A1 (it) * 2013-04-21 2014-10-22 Sancta Sophia Indago Et Incrementum S R L Ascensore oleodinamico reversibile

Also Published As

Publication number Publication date
DE2312959A1 (de) 1973-10-11
JPS5326378B2 (enrdf_load_stackoverflow) 1978-08-02
US3842943A (en) 1974-10-22

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