BR7305193D0 - Sistemas para controle da potencia e de acionamento hidraulico - Google Patents

Sistemas para controle da potencia e de acionamento hidraulico

Info

Publication number
BR7305193D0
BR7305193D0 BR5193/73A BR519373A BR7305193D0 BR 7305193 D0 BR7305193 D0 BR 7305193D0 BR 5193/73 A BR5193/73 A BR 5193/73A BR 519373 A BR519373 A BR 519373A BR 7305193 D0 BR7305193 D0 BR 7305193D0
Authority
BR
Brazil
Prior art keywords
systems
power control
hydraulic activation
activation
hydraulic
Prior art date
Application number
BR5193/73A
Other languages
English (en)
Portuguese (pt)
Inventor
Tractor Co Caterpillar
Original Assignee
Tractor Co Caterpillar
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 Tractor Co Caterpillar filed Critical Tractor Co Caterpillar
Publication of BR7305193D0 publication Critical patent/BR7305193D0/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/002—Hydraulic systems to change the pump delivery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/007—Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Control Of Fluid Gearings (AREA)
  • Operation Control Of Excavators (AREA)
BR5193/73A 1972-07-17 1973-07-12 Sistemas para controle da potencia e de acionamento hidraulico BR7305193D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00272408A US3841795A (en) 1972-07-17 1972-07-17 Combined engine speed and pressure responsive control for variable displacement pumps

Publications (1)

Publication Number Publication Date
BR7305193D0 true BR7305193D0 (pt) 1974-08-15

Family

ID=23039671

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5193/73A BR7305193D0 (pt) 1972-07-17 1973-07-12 Sistemas para controle da potencia e de acionamento hidraulico

Country Status (7)

Country Link
US (1) US3841795A (enrdf_load_stackoverflow)
JP (1) JPS5918558B2 (enrdf_load_stackoverflow)
BE (1) BE802395A (enrdf_load_stackoverflow)
BR (1) BR7305193D0 (enrdf_load_stackoverflow)
DE (1) DE2336430C2 (enrdf_load_stackoverflow)
FR (1) FR2193424A5 (enrdf_load_stackoverflow)
GB (1) GB1436613A (enrdf_load_stackoverflow)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2247112A5 (enrdf_load_stackoverflow) * 1973-10-03 1975-05-02 Poclain Sa
JPS57227Y2 (enrdf_load_stackoverflow) * 1973-11-19 1982-01-05
US3868821A (en) * 1974-03-20 1975-03-04 Tyrone Hydraulics Automatic pump control system
JPS59713B2 (ja) * 1974-04-08 1984-01-07 三菱重工業株式会社 ユアツポンプノ リユウリヨウセイギヨソウチ
US3985472A (en) * 1975-04-23 1976-10-12 International Harvester Company Combined fixed and variable displacement pump system
US3963378A (en) * 1975-06-04 1976-06-15 Caterpillar Tractor Co. Part throttle control -- pump override
US4008004A (en) * 1975-12-22 1977-02-15 Abex Corporation Control system for variable displacement pumps
US4029439A (en) * 1975-12-22 1977-06-14 Abex Corporation Control system for variable displacement pumps
DE2603563C2 (de) * 1976-01-30 1986-02-20 Linde Ag, 6200 Wiesbaden Steuereinrichtung für ein aus mindestens zwei Pumpen bestehendes Pumpen-Aggregat
US4017218A (en) * 1976-03-15 1977-04-12 Caterpillar Tractor Co. Dual-speed setting underspeed system
US4055046A (en) * 1976-12-22 1977-10-25 Caterpillar Tractor Co. Control system having override for fluid operated work elements
US4065228A (en) * 1977-02-24 1977-12-27 Caterpillar Tractor Co. Hydraulic control for variable displacement pumps
US4080979A (en) * 1977-03-22 1978-03-28 Caterpillar Tractor Co. Combined summing and underspeed valve
DE2813486C2 (de) * 1977-03-31 1986-06-26 Kabushiki Kaisha Komatsu Seisakusho, Tokio/Tokyo Steuervorrichtung für Hydraulikpumpen
US4123907A (en) * 1977-04-19 1978-11-07 Caterpillar Tractor Co. Hydraulic system having selective simultaneous pressure and flow control
US4240457A (en) * 1978-03-15 1980-12-23 Caterpillar Tractor Co. Variable flow control valve for steering systems of articulated vehicles
JPS5543246A (en) * 1978-09-22 1980-03-27 Komatsu Ltd Volume controller of variable hydraulic pump
JPS5543245A (en) * 1978-09-22 1980-03-27 Komatsu Ltd Volume controller of variable hydraulic pump
JPS5569782A (en) * 1978-11-20 1980-05-26 Japan Steel Works Ltd:The Output-power controller for pumps
DE3049938A1 (en) * 1979-10-15 1982-03-18 Y Aoyagi Method of controlling internal combustion engine and hydraulic pump system
BR8102104A (pt) * 1980-04-08 1981-10-13 Minnesota Mining & Mfg Aparelho reprodutor de vedeotape com exploracao rotativa
DE3024399A1 (de) * 1980-06-28 1982-01-21 Linde Ag, 6200 Wiesbaden Regeleinrichtung fuer ein aggregat aus mehreren, von einer gemeinsamen primaerenergiequelle angetriebenen pumpe
JPS57197336A (en) * 1981-05-29 1982-12-03 Komatsu Ltd Oil-pressure circuit for turning excavator
JPS5888480A (ja) * 1981-11-21 1983-05-26 Hitachi Constr Mach Co Ltd 原動機で駆動される油圧ポンプの入力制御装置
US4498847A (en) * 1982-06-29 1985-02-12 Kabushiki Kaisha Komatsu Seisakusho Control system for variable displacement hydraulic pumps
US4613286A (en) * 1984-12-31 1986-09-23 Kabushiki Kaisha Komatsu Seisakusho Constant torque control system for a variable displacement pump or pumps
JP2699491B2 (ja) * 1988-11-30 1998-01-19 石川島播磨重工業株式会社 石油掘削などのライザパイプの格納装置
JPH07111176B2 (ja) * 1988-12-16 1995-11-29 ダイキン工業株式会社 可変容量形液圧装置
US5468126A (en) * 1993-12-23 1995-11-21 Caterpillar Inc. Hydraulic power control system
US5525043A (en) * 1993-12-23 1996-06-11 Caterpillar Inc. Hydraulic power control system
CN101400900A (zh) * 2006-03-13 2009-04-01 沃尔沃建筑设备公司 用于在工程车辆内输送液压流体的设备和方法
US7549287B2 (en) 2007-09-14 2009-06-23 Cnh America Llc Hydrostatic auto/manual speed control
US8326499B2 (en) * 2008-12-02 2012-12-04 Caterpillar Inc. Retarding control of a machine through power dissipation through power source and parasitic loads

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3543508A (en) * 1968-10-16 1970-12-01 Hyster Co Hydrostatic transmission with pressure control
GB1293931A (en) * 1969-02-18 1972-10-25 Dowty Hydraulic Units Ltd Hydraulic apparatus
DE1910914A1 (de) * 1969-03-04 1971-04-22 Brueninghaus Hydraulik Gmbh Leistungsregeleinrichtung fuer Axialkolbenpumpen
CH508498A (de) * 1969-04-24 1971-06-15 Bosch Gmbh Robert Regelvorrichtung für einen hydrostatischen Fahrzeugantrieb
DE1933951C3 (de) * 1969-07-04 1974-08-29 Hydromatik Gmbh, 7900 Ulm Regelvorrichtung für die Begrenzung der Summe der abgenommenen Leistung zweier oder mehrerer verstellbarer Hydropumpen
ZA704229B (en) * 1969-10-06 1971-03-31 Elektrohydraulische Anlagen An A hydraulic system
DE2001701C3 (de) * 1970-01-15 1979-04-05 Linde Ag, 6200 Wiesbaden Stelleinrichtung für die Fernsteuerung eines stufenlos einstellbaren hydrostatischen Getriebes
DE2100112A1 (de) * 1970-02-23 1971-09-09 VEB Kombinat Orsta-Hydraulik Betrieb Industriewerke Karl-Marx-Stadt, χ 9030 Karl-Marx-Stadt Druckregeleinrichtung
NO124443B (enrdf_load_stackoverflow) * 1970-04-22 1972-04-17 Ingebret Soeyland

Also Published As

Publication number Publication date
JPS504601A (enrdf_load_stackoverflow) 1975-01-18
US3841795A (en) 1974-10-15
DE2336430C2 (de) 1986-05-22
FR2193424A5 (enrdf_load_stackoverflow) 1974-02-15
JPS5918558B2 (ja) 1984-04-27
GB1436613A (en) 1976-05-19
DE2336430A1 (de) 1974-01-31
BE802395A (fr) 1974-01-16

Similar Documents

Publication Publication Date Title
BR7305193D0 (pt) Sistemas para controle da potencia e de acionamento hidraulico
NL7316541A (nl) Kopieersysteembesturing
SE396799B (sv) Hydraulisk styranleggning
SE390429B (sv) Hydraulsystem
SE388697B (sv) Laserradarsystem
BR7301229D0 (pt) Guincho e meio de controle para o mesmo
SE400057B (sv) Hydraulisk servobromsmekanism
CH542076A (de) Antiblockierregelsystem
AT344469B (de) Hydraulische stellvorrichtung
AR201203A1 (es) Mecanismo de servofreno energizado hidraulicamente
IT993003B (it) Impianto di comando elettro idraulico
AR199580A1 (es) Unidad de control
SE399677B (sv) Styrsystem
BR7206564D0 (pt) Sistema de controle para turbina hidraulica
IT1001973B (it) Dispositivo di comando idraulico
IT998218B (it) Servocomando idraulico
SE390558B (sv) Hydraulisk reglerventil
AR198110A1 (es) Valvula de control de freno
DE2343573A1 (de) Hydraulik-steuerventil
IT993424B (it) Azionatore elettroidraulico
SE390277B (sv) Hydraulisk servostyranordning for fordonsbromsar
IT995701B (it) Controllo della pressione in siste mi idraulici
IT979634B (it) Valvola idraulica di controllo
IT991804B (it) Dispositivo di comando per sistemi idraulici di sterzo e simili
SE400056B (sv) Antilasningsreglersystem