DE69817343D1 - HYDRAULIC DRIVE WITH CONSTANT PRESSURE IN A PRESSURE LINE - Google Patents

HYDRAULIC DRIVE WITH CONSTANT PRESSURE IN A PRESSURE LINE

Info

Publication number
DE69817343D1
DE69817343D1 DE69817343T DE69817343T DE69817343D1 DE 69817343 D1 DE69817343 D1 DE 69817343D1 DE 69817343 T DE69817343 T DE 69817343T DE 69817343 T DE69817343 T DE 69817343T DE 69817343 D1 DE69817343 D1 DE 69817343D1
Authority
DE
Germany
Prior art keywords
pressure
hydraulic drive
line
constant pressure
constant
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.)
Expired - Fee Related
Application number
DE69817343T
Other languages
German (de)
Other versions
DE69817343T2 (en
Inventor
Augustinus Achten
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.)
Innas Free Piston BV
Original Assignee
Innas Free Piston BV
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 Innas Free Piston BV filed Critical Innas Free Piston BV
Application granted granted Critical
Publication of DE69817343D1 publication Critical patent/DE69817343D1/en
Publication of DE69817343T2 publication Critical patent/DE69817343T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F15B11/032—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of fluid-pressure converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B71/00—Free-piston engines; Engines without rotary main shaft
    • F02B71/04—Adaptations of such engines for special use; Combinations of such engines with apparatus driven thereby
    • F02B71/045—Adaptations of such engines for special use; Combinations of such engines with apparatus driven thereby with hydrostatic transmission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • 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
    • F04B49/22—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 by means of valves
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/214—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being hydrotransformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69817343T 1997-05-28 1998-05-27 HYDRAULIC DRIVE WITH CONSTANT PRESSURE IN A PRESSURE LINE Expired - Fee Related DE69817343T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1006143A NL1006143C2 (en) 1997-05-28 1997-05-28 Hydraulic system with constant pressure in pressure line.
NL1006143 1997-05-28
PCT/NL1998/000305 WO1998054450A1 (en) 1997-05-28 1998-05-27 Hydraulic drive system with constant pressure in pressure conduit

Publications (2)

Publication Number Publication Date
DE69817343D1 true DE69817343D1 (en) 2003-09-25
DE69817343T2 DE69817343T2 (en) 2004-06-24

Family

ID=19765032

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69817343T Expired - Fee Related DE69817343T2 (en) 1997-05-28 1998-05-27 HYDRAULIC DRIVE WITH CONSTANT PRESSURE IN A PRESSURE LINE

Country Status (4)

Country Link
EP (1) EP0985087B1 (en)
DE (1) DE69817343T2 (en)
NL (1) NL1006143C2 (en)
WO (1) WO1998054450A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6269783B1 (en) 1999-02-22 2001-08-07 Caterpillar Inc. Free piston internal combustion engine with pulse compression
US6152091A (en) * 1999-02-22 2000-11-28 Caterpillar Inc. Method of operating a free piston internal combustion engine with a variable pressure hydraulic fluid output
US6158401A (en) * 1999-02-24 2000-12-12 Caterpillar Inc. Method of operating a free piston internal combustion engine with pulse compression
US6360536B1 (en) * 1999-03-16 2002-03-26 Caterpillar Inc. Control system for a hydraulic transformer
US6374602B1 (en) 1999-03-16 2002-04-23 Caterpillar Inc. Control system for a hydraulic transformer having variable pressure input
US6293231B1 (en) * 1999-09-29 2001-09-25 Ingo Valentin Free-piston internal combustion engine
DE10026728A1 (en) 1999-11-24 2001-05-31 Mannesmann Rexroth Ag Free piston motor for converting energy from petrol/oil into hydraulic energy has control piston to determine changeover from high pressure and low pressure reservoirs
NL1013996C2 (en) * 1999-12-30 2001-07-03 Innas Free Piston Bv Free piston unit for generating hydraulic energy.
DE10120196A1 (en) * 2000-05-19 2001-11-22 Mannesmann Rexroth Ag Free piston engine has engine piston driven by staged hydraulic piston, section of which with lesser diameter is arranged in work cylinder and section with greater diameter in compression cylinder
CN1214179C (en) 2000-05-19 2005-08-10 博世力士乐股份有限公司 Free piston motor
DE102009051204A1 (en) * 2009-10-29 2011-05-19 Muller, Katherina Electro-hydraulic drive for motor vehicles
US8887690B1 (en) 2010-07-12 2014-11-18 Sturman Digital Systems, Llc Ammonia fueled mobile and stationary systems and methods
FR2971013B1 (en) 2011-01-27 2013-02-15 Peugeot Citroen Automobiles Sa METHOD FOR CONTROLLING A RECHARGE ENGINE INVOLVING A HYDRAULIC PUMP
US9206738B2 (en) 2011-06-20 2015-12-08 Sturman Digital Systems, Llc Free piston engines with single hydraulic piston actuator and methods
US9464569B2 (en) 2011-07-29 2016-10-11 Sturman Digital Systems, Llc Digital hydraulic opposed free piston engines and methods
DE102012017004A1 (en) 2012-08-28 2014-03-06 Hydac Technology Gmbh Hydraulic energy recovery system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507054A (en) * 1982-06-28 1985-03-26 Carr-Griff, Inc. Liquid dispensing system
JP2776882B2 (en) * 1989-04-27 1998-07-16 株式会社ユニシアジェックス Pump device
JPH02145679U (en) * 1989-05-16 1990-12-11
JP2611566B2 (en) * 1991-05-22 1997-05-21 株式会社島津製作所 Hydraulic power recovery system
NL9101934A (en) * 1991-11-19 1993-06-16 Innas Bv FREE PISTON MOTOR WITH FLUID PRESSURE AGGREGATE.
DE4316361C2 (en) * 1993-05-15 1999-04-01 Radosav Nikolic Hydraulic industrial truck
US5398506A (en) * 1994-04-22 1995-03-21 Diesel Equipment Limited Control system for hydraulic pump system
NL1002430C2 (en) * 1996-02-23 1997-08-26 Innas Free Piston Ifp Bv Device for generating, using or transforming hydraulic energy.

Also Published As

Publication number Publication date
EP0985087A1 (en) 2000-03-15
DE69817343T2 (en) 2004-06-24
EP0985087B1 (en) 2003-08-20
WO1998054450A1 (en) 1998-12-03
NL1006143C2 (en) 1998-12-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee