ITTO920871A0 - Comando idraulico - Google Patents

Comando idraulico

Info

Publication number
ITTO920871A0
ITTO920871A0 IT92TO871A ITTO920871A ITTO920871A0 IT TO920871 A0 ITTO920871 A0 IT TO920871A0 IT 92TO871 A IT92TO871 A IT 92TO871A IT TO920871 A ITTO920871 A IT TO920871A IT TO920871 A0 ITTO920871 A0 IT TO920871A0
Authority
IT
Italy
Prior art keywords
hydraulic control
hydraulic
control
Prior art date
Application number
IT92TO871A
Other languages
English (en)
Inventor
Siegfried Zenker
Helge Jrgensen
Thorkild Christensen
Original Assignee
Danfoss As
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 Danfoss As filed Critical Danfoss As
Publication of ITTO920871A0 publication Critical patent/ITTO920871A0/it
Publication of ITTO920871A1 publication Critical patent/ITTO920871A1/it
Application granted granted Critical
Publication of IT1257171B publication Critical patent/IT1257171B/it

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E02F3/436—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like for keeping the dipper in the horizontal position, e.g. self-levelling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
ITTO920871A 1991-10-28 1992-10-27 Comando idraulico IT1257171B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK178891A DK167322B1 (da) 1991-10-28 1991-10-28 Hydraulisk kredsloeb

Publications (3)

Publication Number Publication Date
ITTO920871A0 true ITTO920871A0 (it) 1992-10-27
ITTO920871A1 ITTO920871A1 (it) 1994-04-27
IT1257171B IT1257171B (it) 1996-01-05

Family

ID=8108063

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO920871A IT1257171B (it) 1991-10-28 1992-10-27 Comando idraulico

Country Status (9)

Country Link
US (1) US5323687A (it)
JP (1) JPH05209423A (it)
KR (1) KR950002980B1 (it)
DE (1) DE4235762C2 (it)
DK (1) DK167322B1 (it)
FR (1) FR2683867B1 (it)
GB (1) GB2261261B (it)
IT (1) IT1257171B (it)
SE (1) SE507287C2 (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0174397B1 (ko) * 1996-05-30 1999-04-15 토니헬샴 로우더의 엔진/펌프 제어장치
DE19640100B4 (de) * 1996-09-28 2005-07-14 Sauer-Danfoss Holding Aps Hydraulisches System
JP3923242B2 (ja) * 2000-07-14 2007-05-30 株式会社小松製作所 油圧駆動機械のアクチュエータ制御装置
JP4562948B2 (ja) * 2001-05-17 2010-10-13 日立建機株式会社 油圧駆動装置
DE10216958B8 (de) 2002-04-17 2004-07-08 Sauer-Danfoss (Nordborg) A/S Hydraulische Steuerung
US7127888B2 (en) * 2002-07-09 2006-10-31 Hitachi Construction Machinery Co., Ltd. Hydraulic drive unit
US20040129648A1 (en) * 2002-07-23 2004-07-08 Manesis Nick J. Antimicrobial matrix and method of use
AT412113B (de) * 2002-10-02 2004-09-27 Hoerbiger Hydraulik Hyraulische betätigungsanordnung
JP4410512B2 (ja) 2003-08-08 2010-02-03 日立建機株式会社 油圧駆動装置
US7047735B2 (en) * 2004-07-30 2006-05-23 Deere & Company Increasing hydraulic flow to tractor attachments
JP4766950B2 (ja) * 2005-08-11 2011-09-07 日立建機株式会社 作業機械の油圧駆動装置
DE102009028816A1 (de) * 2009-08-21 2011-02-24 Deere & Company, Moline Hydraulische Anordnung
CN102464096B (zh) * 2010-11-07 2014-05-07 中国石化集团胜利石油管理局井下作业公司 一种用于海上井口平台防撞击保护的重大安全装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE371259B (it) * 1972-10-05 1974-11-11 Tico Ab
DE2457451A1 (de) * 1974-12-05 1976-06-10 Bosch Gmbh Robert Hydraulische steuereinrichtung
US4179981A (en) * 1975-10-30 1979-12-25 Poclain Device for sequentially supplying several hydraulic motors
US3982469A (en) * 1976-01-23 1976-09-28 Caterpillar Tractor Co. Apparatus for controlling work element operating pressures in a fluid system
DE2749312C2 (de) * 1977-11-04 1984-12-20 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Steuereinrichtung mit Nachsetzautomatik für einen hydraulischen Stempelausbau
US4280783A (en) * 1979-04-10 1981-07-28 Hayward John A D Lost motion linkage assembly for a front loader
JPS5635806A (en) * 1979-09-01 1981-04-08 Sanyo Kiki Kk Compound oil pressure circuit
WO1981000742A1 (en) * 1979-09-17 1981-03-19 Caterpillar Tractor Co Controlled pressure upstaging and flow reduction
JPS5923813U (ja) * 1982-07-31 1984-02-14 株式会社クリスロン オ−トマチツクトランスミツシヨンの操縦ハンドル
JPS6023529A (ja) * 1983-07-20 1985-02-06 Sumitomo Heavy Ind Ltd 油圧シヨベルの油圧回路
JPS6229569A (ja) * 1985-07-30 1987-02-07 Ajinomoto Co Inc トランス−環状イミノ酸誘導体の製造方法
CA1334996C (en) * 1987-04-03 1995-03-28 Toshio Ishiguro Control system for working machine having boom
US4825748A (en) * 1987-07-02 1989-05-02 Parker-Hannifin Corporation Hydraulic actuator synchronization apparatus and system
JPH0749666B2 (ja) * 1987-11-18 1995-05-31 三陽機器株式会社 農業機械トラクター用ローダのアタッチメントを平行移動させ得る油圧駆動装置
US4923362A (en) * 1988-06-06 1990-05-08 Deere & Company Bucket leveling system with dual fluid supply
DE4005967C2 (de) * 1990-02-26 1996-05-09 Rexroth Mannesmann Gmbh Steueranordnung für mehrere hydraulische Verbraucher

Also Published As

Publication number Publication date
SE9202900D0 (sv) 1992-10-05
GB2261261B (en) 1995-09-06
ITTO920871A1 (it) 1994-04-27
IT1257171B (it) 1996-01-05
FR2683867A1 (fr) 1993-05-21
US5323687A (en) 1994-06-28
SE507287C2 (sv) 1998-05-04
FR2683867B1 (fr) 1995-11-17
KR930008318A (ko) 1993-05-21
DK167322B1 (da) 1993-10-11
DK178891A (da) 1993-04-29
JPH05209423A (ja) 1993-08-20
SE9202900L (sv) 1993-04-29
DE4235762A1 (de) 1993-04-29
KR950002980B1 (ko) 1995-03-29
DE4235762C2 (de) 1994-09-01
DK178891D0 (da) 1991-10-28
GB9222601D0 (en) 1992-12-09
GB2261261A (en) 1993-05-12

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971030