IT1204123B - Dispositivo di regolazione con valvole di comando costituito da due blocchi di comando per diversi azionamenti idraulici,in particolare per apparecchiature mobili - Google Patents
Dispositivo di regolazione con valvole di comando costituito da due blocchi di comando per diversi azionamenti idraulici,in particolare per apparecchiature mobiliInfo
- Publication number
- IT1204123B IT1204123B IT03352/86A IT335286A IT1204123B IT 1204123 B IT1204123 B IT 1204123B IT 03352/86 A IT03352/86 A IT 03352/86A IT 335286 A IT335286 A IT 335286A IT 1204123 B IT1204123 B IT 1204123B
- Authority
- IT
- Italy
- Prior art keywords
- regulating device
- mobile equipment
- control
- different hydraulic
- control valves
- Prior art date
Links
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 title 1
- 230000001105 regulatory effect Effects 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2221—Control of flow rate; Load sensing arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853508339 DE3508339A1 (de) | 1985-03-08 | 1985-03-08 | Aus zwei steuerbloecken bestehende steuerventileinrichtung fuer mehrere hydraulische antriebe, insbesondere von mobilgeraeten |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8603352A0 IT8603352A0 (it) | 1986-03-07 |
IT1204123B true IT1204123B (it) | 1989-03-01 |
Family
ID=6264652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT03352/86A IT1204123B (it) | 1985-03-08 | 1986-03-07 | Dispositivo di regolazione con valvole di comando costituito da due blocchi di comando per diversi azionamenti idraulici,in particolare per apparecchiature mobili |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3508339A1 (de) |
FR (1) | FR2578590B1 (de) |
IT (1) | IT1204123B (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH076530B2 (ja) * | 1986-09-27 | 1995-01-30 | 日立建機株式会社 | 油圧ショベルの油圧回路 |
DE3728207A1 (de) * | 1987-08-24 | 1989-03-09 | Rexroth Mannesmann Gmbh | Ventilanordnung fuer zwei von einem gemeinsamen antrieb angetriebene leistungsgeregelte pumpen |
DE3805287C2 (de) * | 1988-02-19 | 1995-02-09 | Rexroth Mannesmann Gmbh | Ventilanordnung für mindestens einen von einer Pumpe mit veränderlichem Fördervolumen gespeisten hydraulischen Verbraucher |
DE3901207C2 (de) * | 1989-01-17 | 1994-06-23 | Rexroth Mannesmann Gmbh | Ventilanordnung für mehrere hydraulische Antriebe, insbesondere für die Antriebe eines Krans |
DE3901349A1 (de) * | 1989-01-18 | 1990-07-19 | Rexroth Mannesmann Gmbh | Ventilanordnung fuer mehrere hydraulische verbraucher |
DE3901350A1 (de) * | 1989-01-18 | 1990-07-19 | Rexroth Mannesmann Gmbh | Druckwaage fuer ein wegeventil |
DE3919640C2 (de) * | 1989-06-16 | 1996-10-02 | Rexroth Mannesmann Gmbh | Steuerventileinrichtung mit zwei Steuerblöcken und Pumpensteuerung für mehrere hydraulische Antriebe |
DE4111500C2 (de) * | 1991-04-09 | 1997-04-10 | Rexroth Mannesmann Gmbh | Verfahren und Vorrichtung zur Leistungsbegrenzung einer hydraulischen Maschine |
DE4137963C2 (de) * | 1991-10-30 | 1995-03-23 | Rexroth Mannesmann Gmbh | Ventilanordnung zur lastunabhängigen Steuerung mehrerer hydraulischer Verbraucher |
DE19652922C2 (de) * | 1996-12-19 | 1999-07-29 | O & K Mining Gmbh | Hydraulikschaltung für einen Hydraulikbagger |
US5940997A (en) * | 1997-09-05 | 1999-08-24 | Hitachi Construction Machinery Co., Ltd. | Hydraulic circuit system for hydraulic working machine |
JP3777114B2 (ja) * | 2001-11-05 | 2006-05-24 | 日立建機株式会社 | 油圧作業機の油圧回路装置 |
DE10238614A1 (de) * | 2002-08-17 | 2004-02-26 | Claas Selbstfahrende Erntemaschinen Gmbh | Ölvolumenausgleich im Ölkreislauf des hydraulischen Fahrantriebes einer selbstfahrenden Arbeitsmaschine |
DE102004025928A1 (de) * | 2004-05-27 | 2005-12-22 | Franz Xaver Meiller Fahrzeug- Und Maschinenfabrik - Gmbh & Co Kg | Steuereinrichtung zur Steuerung einer hydraulischen Antriebseinrichtung eines Lastenbewegungsgerätes, insbesondere einer Schwenkarmanordnung als Hubgerät für Wechselbehälter auf einem Lastentransportfahrzeug |
DE202007005232U1 (de) * | 2007-04-11 | 2008-08-14 | Liebherr Mining Equipment Co. | Kipplaster |
CN102094858A (zh) * | 2011-01-18 | 2011-06-15 | 上海三一科技有限公司 | 一种可提供多种流量工况的变量双泵液压系统 |
CN105271070B (zh) * | 2015-08-07 | 2018-06-05 | 林德(中国)叉车有限公司 | 一种叉车液压节能控制系统及降低叉车工作能耗的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1250219B (de) * | 1967-09-14 | Ludwig Rexroth I ohr/M | Vorrich tung zum Parallelschalten zweier Pumpen | |
US3998053A (en) * | 1976-03-15 | 1976-12-21 | Caterpillar Tractor Co. | Three-pump - three-circuit fluid system of a work vehicle having controlled fluid-combining means |
US4087968A (en) * | 1977-04-28 | 1978-05-09 | Caterpillar Tractor Co. | Flow control valve for combining two dissimilar independent systems to a common pressure source |
-
1985
- 1985-03-08 DE DE19853508339 patent/DE3508339A1/de active Granted
-
1986
- 1986-03-06 FR FR868603138A patent/FR2578590B1/fr not_active Expired - Lifetime
- 1986-03-07 IT IT03352/86A patent/IT1204123B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2578590B1 (fr) | 1990-01-19 |
IT8603352A0 (it) | 1986-03-07 |
DE3508339A1 (de) | 1986-09-11 |
FR2578590A1 (fr) | 1986-09-12 |
DE3508339C2 (de) | 1988-01-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19940331 |