EP1172325A3 - Dispositif de commande pour un treuil hydraulique - Google Patents

Dispositif de commande pour un treuil hydraulique Download PDF

Info

Publication number
EP1172325A3
EP1172325A3 EP01302982A EP01302982A EP1172325A3 EP 1172325 A3 EP1172325 A3 EP 1172325A3 EP 01302982 A EP01302982 A EP 01302982A EP 01302982 A EP01302982 A EP 01302982A EP 1172325 A3 EP1172325 A3 EP 1172325A3
Authority
EP
European Patent Office
Prior art keywords
port
control valve
free fall
winding
motor
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.)
Withdrawn
Application number
EP01302982A
Other languages
German (de)
English (en)
Other versions
EP1172325A2 (fr
Inventor
Yoshio Nabco Seishin Plant Nishimoto
Takahiro Okubo Plant Kobaysahi
Taisuke Okubo Plant Tsunoo
Etsujiro Kobe Corporate Research Labs. Imanishi
Satoshi Kobe Corporate Research Labs. Yonezawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobelco Cranes Co Ltd
Original Assignee
Kobelco Construction Machinery Co Ltd
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
Priority claimed from JP2000212746A external-priority patent/JP3893857B2/ja
Priority claimed from JP2001025132A external-priority patent/JP3767389B2/ja
Application filed by Kobelco Construction Machinery Co Ltd filed Critical Kobelco Construction Machinery Co Ltd
Publication of EP1172325A2 publication Critical patent/EP1172325A2/fr
Publication of EP1172325A3 publication Critical patent/EP1172325A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/08—Driving gear incorporating fluid motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/40—Control devices
    • B66D1/48—Control devices automatic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
EP01302982A 2000-07-13 2001-03-29 Dispositif de commande pour un treuil hydraulique Withdrawn EP1172325A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000212746A JP3893857B2 (ja) 1999-11-25 2000-07-13 油圧駆動ウインチの制御装置
JP2000212746 2000-07-13
JP2001025132A JP3767389B2 (ja) 2001-02-01 2001-02-01 油圧ウィンチの制御装置
JP2001025132 2001-02-01

Publications (2)

Publication Number Publication Date
EP1172325A2 EP1172325A2 (fr) 2002-01-16
EP1172325A3 true EP1172325A3 (fr) 2002-04-17

Family

ID=26595963

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01302982A Withdrawn EP1172325A3 (fr) 2000-07-13 2001-03-29 Dispositif de commande pour un treuil hydraulique

Country Status (1)

Country Link
EP (1) EP1172325A3 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2956105B1 (fr) * 2010-02-10 2013-12-27 Payant Ets Dispositif de traction
CN103287999B (zh) * 2013-06-18 2015-08-05 中联重科股份有限公司 工程机械及其卷扬变幅液压系统、作业方法
CN104632746B (zh) * 2015-03-04 2017-11-24 徐州重型机械有限公司 切换阀、切换液压系统以及起重机
CN106185662A (zh) * 2016-07-18 2016-12-07 华中科技大学 一种适用于履带起重机的卷扬液压系统
IT201700106781A1 (it) * 2017-09-25 2019-03-25 Manitou Italia Srl Dispositivo per l’alimentazione e per la variazione di cilindrata di un motore idraulico.
CN107795538B (zh) * 2017-12-01 2023-09-08 江苏徐工工程机械研究院有限公司 行走马达换挡阀、行走马达和工程机械
CN112777503B (zh) * 2021-02-23 2022-05-03 三一汽车起重机械有限公司 卷扬装置及其液压系统、使用方法及作业机械

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818802A (en) * 1972-04-27 1974-06-25 Us Navy Speed control mechanism
DE3441185A1 (de) * 1984-11-10 1986-05-22 Mannesmann Rexroth GmbH, 8770 Lohr Antriebssystem
JPH07309590A (ja) * 1994-05-16 1995-11-28 Ishikawajima Constr Mach Co ウインチの制御回路
JPH1179679A (ja) * 1997-09-08 1999-03-23 Kobe Steel Ltd 油圧駆動ウィンチの制御方法および同装置
US6079576A (en) * 1995-12-13 2000-06-27 Liebherr-Werk Ehingen Gmbh Control device for a hoist mechanism of a crane
DE19962648A1 (de) * 1998-12-25 2000-07-06 Kabelco Constrution Machinery Steuerverfahren für eine hydraulisch angetriebene Winde und Gerät für diese

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818802A (en) * 1972-04-27 1974-06-25 Us Navy Speed control mechanism
DE3441185A1 (de) * 1984-11-10 1986-05-22 Mannesmann Rexroth GmbH, 8770 Lohr Antriebssystem
JPH07309590A (ja) * 1994-05-16 1995-11-28 Ishikawajima Constr Mach Co ウインチの制御回路
US6079576A (en) * 1995-12-13 2000-06-27 Liebherr-Werk Ehingen Gmbh Control device for a hoist mechanism of a crane
JPH1179679A (ja) * 1997-09-08 1999-03-23 Kobe Steel Ltd 油圧駆動ウィンチの制御方法および同装置
DE19962648A1 (de) * 1998-12-25 2000-07-06 Kabelco Constrution Machinery Steuerverfahren für eine hydraulisch angetriebene Winde und Gerät für diese

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 03 29 March 1996 (1996-03-29) *
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 08 30 June 1999 (1999-06-30) *

Also Published As

Publication number Publication date
EP1172325A2 (fr) 2002-01-16

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