FI83204C - Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss. - Google Patents

Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss. Download PDF

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Publication number
FI83204C
FI83204C FI874863A FI874863A FI83204C FI 83204 C FI83204 C FI 83204C FI 874863 A FI874863 A FI 874863A FI 874863 A FI874863 A FI 874863A FI 83204 C FI83204 C FI 83204C
Authority
FI
Finland
Prior art keywords
valve
elevator
pressure
pump
motor
Prior art date
Application number
FI874863A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI83204B (fi
FI874863A7 (fi
FI874863A0 (fi
Inventor
Raimo Pelto-Huikko
Original Assignee
Kone Oy
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 by Kone Oy filed Critical Kone Oy
Priority to FI874863A priority Critical patent/FI83204C/fi
Publication of FI874863A0 publication Critical patent/FI874863A0/fi
Priority to DE3836212A priority patent/DE3836212A1/de
Priority to JP63276333A priority patent/JPH01197289A/ja
Priority to US07/266,608 priority patent/US5048644A/en
Publication of FI874863A7 publication Critical patent/FI874863A7/fi
Priority to US07/400,285 priority patent/US5014823A/en
Publication of FI83204B publication Critical patent/FI83204B/fi
Application granted granted Critical
Publication of FI83204C publication Critical patent/FI83204C/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/14—Energy-recuperation means
    • 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
    • B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
    • B66B9/04—Kinds or types of lifts in, or associated with, buildings or other structures actuated pneumatically or hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Types And Forms Of Lifts (AREA)
  • Elevator Control (AREA)
FI874863A 1987-11-04 1987-11-04 Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss. FI83204C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI874863A FI83204C (fi) 1987-11-04 1987-11-04 Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss.
DE3836212A DE3836212A1 (de) 1987-11-04 1988-10-24 Verfahren und vorrichtung zur leistungsverbesserung eines motorgesteuerten, hydraulischen aufzugs
JP63276333A JPH01197289A (ja) 1987-11-04 1988-11-02 モータ制御型液圧式エレベータの性能改良方法及び装置
US07/266,608 US5048644A (en) 1987-11-04 1988-11-03 Method for improving the performance of a motor controlled hydraulic elevator
US07/400,285 US5014823A (en) 1987-11-04 1989-08-29 Apparatus for improving the performance of a motor-controlled hydraulic elevator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI874863 1987-11-04
FI874863A FI83204C (fi) 1987-11-04 1987-11-04 Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss.

Publications (4)

Publication Number Publication Date
FI874863A0 FI874863A0 (fi) 1987-11-04
FI874863A7 FI874863A7 (fi) 1989-05-05
FI83204B FI83204B (fi) 1991-02-28
FI83204C true FI83204C (fi) 1991-06-10

Family

ID=8525353

Family Applications (1)

Application Number Title Priority Date Filing Date
FI874863A FI83204C (fi) 1987-11-04 1987-11-04 Foerfarande och anordning foer foerbaettring av verkningsgraden hos en motorstyrd hydraulhiss.

Country Status (4)

Country Link
US (2) US5048644A (enEXAMPLES)
JP (1) JPH01197289A (enEXAMPLES)
DE (1) DE3836212A1 (enEXAMPLES)
FI (1) FI83204C (enEXAMPLES)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103222363A (zh) * 2013-05-08 2013-07-31 吉林大学 一种液压快速切换耕作机械作业状态装置

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014824A (en) * 1990-01-19 1991-05-14 Otis Elevator Company Hydraulic elevator control valve
US5082091A (en) * 1990-01-19 1992-01-21 Otis Elevator Company Hydraulic elevator control
JP2893978B2 (ja) * 1991-02-28 1999-05-24 株式会社日立製作所 流体圧エレベータ及びその制御方法
US5212951A (en) * 1991-05-16 1993-05-25 Otis Elevator Company Hydraulic elevator control valve
US5221633A (en) * 1991-09-09 1993-06-22 Motorola, Inc. Method of manufacturing a distributed drive optoelectronic integrated circuit
EP0555635A1 (de) * 1992-02-10 1993-08-18 Inventio Ag Verfahren und Vorrichtung zur Reduktion der Antriebsleistung für einen hydraulischen Aufzug
DK0558934T4 (da) * 1992-03-04 2001-03-05 Inventio Ag Fremgangsmåde og indretning til at spare elektriskenergi til driften af en hydraulisk elevator
US5374794A (en) * 1993-12-09 1994-12-20 United States Elevator Corp. Elevator control valve assembly
DE4402653C2 (de) * 1994-01-29 1997-01-30 Jungheinrich Ag Hydraulische Hubvorrichtung für batteriebetriebene Flurförderzeuge
US5593004A (en) * 1995-03-28 1997-01-14 Blain Roy W Servo control for hydraulic elevator
IT1288416B1 (it) * 1996-09-13 1998-09-22 Fidimult Bv Dispositivo di comando e controllo, a recupero d'energia, per la fase di discesa d'ascensori a funzionamento elettroidraulico
US5901814A (en) * 1996-10-28 1999-05-11 Otis Elevator Company Hydraulic elevator having a counterweight
US5975246A (en) * 1997-05-28 1999-11-02 Otis Elevator Company Hydraulically balanced elevator
US5992573A (en) * 1997-09-24 1999-11-30 Blain; Roy W. Elevator up start
US6378660B1 (en) * 1997-12-22 2002-04-30 Otis Elevator Company Hydraulic elevator without a machineroom
DE10261225B4 (de) * 2002-12-20 2006-11-16 Dorma Gmbh + Co. Kg Elektrohydraulischer Servotürantrieb zum Antrieb einer Tür, eines Fensters oder dergleichen
ES2543412T3 (es) * 2006-03-16 2015-08-19 Thyssenkrupp Aufzugswerke Gmbh Accionamiento de ascensor con un motor eléctrico
US8210319B2 (en) * 2007-08-31 2012-07-03 John W. Boyd Hydraulic elevating platform assembly
US8863509B2 (en) * 2011-08-31 2014-10-21 Caterpillar Inc. Meterless hydraulic system having load-holding bypass
CN102829028B (zh) * 2012-09-25 2015-03-11 莱芜钢铁集团有限公司 液压泵站供油系统及其断油回路
US10611600B2 (en) * 2017-06-26 2020-04-07 Otis Elevator Company Hydraulic elevator system with position or speed based valve control
CN108655223B (zh) * 2018-05-25 2020-01-07 太原理工大学 一种电液混合驱动的弯管机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2768500A (en) * 1955-05-20 1956-10-30 Oilgear Co Hydraulic drive
JPS5326378B2 (enEXAMPLES) * 1972-03-15 1978-08-02
JPS5130335A (ja) * 1974-09-07 1976-03-15 Susumu Ubukata Kadenryukeidensochi
DE2509228C3 (de) * 1975-03-04 1981-01-22 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Elektro-hydraulischer Antrieb für Hebezeuge
JPS5418568A (en) * 1977-07-09 1979-02-10 Hitachi Ltd Hydraulic elevator
US4179889A (en) * 1978-02-22 1979-12-25 Gondek John T Control circuit for hydraulic cylinder and shaft assembly
US4211254A (en) * 1978-10-30 1980-07-08 Modular Controls Corporation Normally closed pressure compensated flow control valve
US4249641A (en) * 1978-11-14 1981-02-10 Hitachi, Ltd. Speed control system for hydraulic elevator
US4601366A (en) * 1983-04-22 1986-07-22 Blain Roy W Down valve for the down speed control of a hydraulic elevator
DE3434014A1 (de) * 1984-09-15 1986-03-20 Beringer-Hydraulik GmbH, Neuheim, Zug Hydraulische steuerung
US4637495A (en) * 1985-10-09 1987-01-20 Blain Roy W Pressure/viscosity compensated up travel for a hydraulic elevator
DE3629032C2 (de) * 1986-08-27 1994-02-03 Haushahn C Gmbh Co Hebezeug, insbesondere Aufzug

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103222363A (zh) * 2013-05-08 2013-07-31 吉林大学 一种液压快速切换耕作机械作业状态装置
CN103222363B (zh) * 2013-05-08 2015-02-11 吉林大学 一种液压快速切换耕作机械作业状态装置

Also Published As

Publication number Publication date
US5014823A (en) 1991-05-14
US5048644A (en) 1991-09-17
FI83204B (fi) 1991-02-28
JPH01197289A (ja) 1989-08-08
DE3836212A1 (de) 1989-05-24
FI874863A7 (fi) 1989-05-05
FI874863A0 (fi) 1987-11-04
JPH05310B2 (enEXAMPLES) 1993-01-05
DE3836212C2 (enEXAMPLES) 1990-07-19

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Owner name: KONE OY