DE69504854T2 - Freikolbenmaschine - Google Patents

Freikolbenmaschine

Info

Publication number
DE69504854T2
DE69504854T2 DE69504854T DE69504854T DE69504854T2 DE 69504854 T2 DE69504854 T2 DE 69504854T2 DE 69504854 T DE69504854 T DE 69504854T DE 69504854 T DE69504854 T DE 69504854T DE 69504854 T2 DE69504854 T2 DE 69504854T2
Authority
DE
Germany
Prior art keywords
free piston
piston machine
machine
free
piston
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
DE69504854T
Other languages
English (en)
Other versions
DE69504854D1 (de
Inventor
Peter Achten
Theodorus Potma
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 DE69504854D1 publication Critical patent/DE69504854D1/de
Publication of DE69504854T2 publication Critical patent/DE69504854T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B11/00—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type
    • F01B11/02—Equalising or cushioning devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve Device For Special Equipments (AREA)
DE69504854T 1994-07-27 1995-07-19 Freikolbenmaschine Expired - Fee Related DE69504854T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9401231A NL9401231A (nl) 1994-07-27 1994-07-27 Vrije zuiger motor.
PCT/NL1995/000254 WO1996003576A1 (en) 1994-07-27 1995-07-19 Free-piston engine

Publications (2)

Publication Number Publication Date
DE69504854D1 DE69504854D1 (de) 1998-10-22
DE69504854T2 true DE69504854T2 (de) 1999-04-22

Family

ID=19864472

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69504854T Expired - Fee Related DE69504854T2 (de) 1994-07-27 1995-07-19 Freikolbenmaschine

Country Status (6)

Country Link
US (1) US5829393A (de)
EP (1) EP0772735B1 (de)
JP (1) JP3768237B2 (de)
DE (1) DE69504854T2 (de)
NL (1) NL9401231A (de)
WO (1) WO1996003576A1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6170442B1 (en) * 1997-07-01 2001-01-09 Sunpower, Inc. Free piston internal combustion engine
US6206656B1 (en) * 1999-02-22 2001-03-27 Caterpillar Inc. Method of operating a free piston internal combustion engine with high pressure hydraulic fluid upon misfire or initial start-up
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
US6293231B1 (en) * 1999-09-29 2001-09-25 Ingo Valentin Free-piston internal combustion engine
DE10026728A1 (de) 1999-11-24 2001-05-31 Mannesmann Rexroth Ag Freikolbenmotor
DE10033443A1 (de) * 2000-07-10 2002-02-07 Mannesmann Rexroth Ag Freikolbenmotor
US6551076B2 (en) * 2000-12-15 2003-04-22 Jim L. Boulware Fuel/hydraulic engine system
AU2003297206A1 (en) * 2002-12-16 2004-07-22 Frank H. Walker Hydraulic regenerative braking system for a vehicle
US6971339B2 (en) * 2004-05-06 2005-12-06 Ford Global Technologies, Llc Electromagnetic servo valve strategy for controlling a free piston engine
US6966280B1 (en) * 2004-05-07 2005-11-22 Ford Global Technologies, Llc Compression pulse starting of a free piston internal combustion engine having multiple cylinders
US20050247273A1 (en) * 2004-05-07 2005-11-10 Cliff Carlson Pneumatic spring for starting a free piston internal combustion engine
US6983724B2 (en) * 2004-05-07 2006-01-10 Ford Global Technologies, Llc Starting a compression ignition free piston internal combustion engine having multiple cylinders
US6971340B1 (en) * 2004-05-20 2005-12-06 Ford Global Technologies, Llc Compression pulse starting of a free piston internal combustion engine
US7077080B2 (en) * 2004-08-28 2006-07-18 Ford Global Technologies, Llc Hydraulic synchronizing coupler for a free piston engine
WO2006066156A2 (en) * 2004-12-17 2006-06-22 Walker Frank H Hydraulic regenerative braking system and method for a vehicle
US20080210500A1 (en) * 2005-05-11 2008-09-04 Walker Frank H Hydraulic Regenerative Braking System For a Vehicle
CN100419214C (zh) * 2006-12-29 2008-09-17 清华大学深圳研究生院 单活塞式单组元液压自由活塞发动机
US8162621B2 (en) * 2007-02-12 2012-04-24 Walker Frank H Hydraulic machine arrangement
WO2008100953A1 (en) * 2007-02-12 2008-08-21 Walker Frank H Hydraulic machine arrangement
US7856714B2 (en) * 2007-10-10 2010-12-28 The Invention Science Fund I, Llc Method of retrofitting an engine
US7777357B2 (en) * 2007-10-05 2010-08-17 The Invention Fund I, LLC Free piston electromagnetic engine
US7950356B2 (en) * 2007-10-09 2011-05-31 The Invention Science Fund I, Llc Opposed piston electromagnetic engine
US7622814B2 (en) * 2007-10-04 2009-11-24 Searete Llc Electromagnetic engine
US8449270B2 (en) * 2008-04-02 2013-05-28 Frank Michael Washko Hydraulic powertrain system
US8464670B2 (en) * 2009-03-12 2013-06-18 EcoMotors International Guided bridge for a piston in an internal combustion engine
US8596230B2 (en) 2009-10-12 2013-12-03 Sturman Digital Systems, Llc Hydraulic internal combustion engines
CN101713373B (zh) * 2009-12-07 2012-09-05 浙江大学 可变冲程的四冲程液压自由活塞发动机
NO331113B1 (no) 2010-03-23 2011-10-10 Norwegian Ocean Power As Variabel elektrisk generator
CN101892942B (zh) * 2010-06-01 2013-09-04 浙江大学 可减小泵流量脉动的单活塞式液压自由活塞发动机
US8887690B1 (en) 2010-07-12 2014-11-18 Sturman Digital Systems, Llc Ammonia fueled mobile and stationary systems and methods
US8616162B2 (en) * 2010-11-04 2013-12-31 GM Global Technology Operations LLC Opposed free piston linear alternator
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
CN102661237B (zh) * 2012-05-15 2014-10-15 北京理工大学 一种半主动配流式液压自由活塞发动机
US20140224117A1 (en) * 2013-02-12 2014-08-14 Briggs & Stratton Corporation Integrated engine and hydraulic pump
CN104141535B (zh) * 2013-05-10 2017-03-29 马晓东 四冲程内燃式液压发动机
CN104929766B (zh) * 2014-03-21 2017-04-12 北京理工大学 一种液压自由活塞发动机
CN104329165B (zh) * 2014-10-17 2017-02-01 华侨大学 一种两缸四冲程液压自由活塞发动机
CN104763525B (zh) * 2015-02-03 2017-04-12 北京理工大学 一种自吸式液压自由活塞直线发动机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH536963A (de) * 1971-04-16 1973-05-15 Ruefenacht Peter Dipl Vorrichtung zur ölhydraulischen Endlagendämpfung einer Hubbewegung
NL182162C (nl) * 1977-01-10 1988-01-18 Hydraudyne Bv Inrichting voor het hydraulisch of pneumatisch aandrijven en afremmen van een werktuig.
US4308720A (en) * 1979-11-13 1982-01-05 Pneumo Corporation Linear engine/hydraulic pump
US5287827A (en) * 1991-09-17 1994-02-22 Tectonics Companies, Inc. Free piston engine control system
NL9101931A (nl) * 1991-11-19 1993-06-16 Innas Bv Vrije-zuigermotor met hydraulisch aggregaat.
NL9101934A (nl) * 1991-11-19 1993-06-16 Innas Bv Vrije-zuigermotor met fluidumdrukaggregaat.
US5540194A (en) * 1994-07-28 1996-07-30 Adams; Joseph S. Reciprocating system

Also Published As

Publication number Publication date
EP0772735A1 (de) 1997-05-14
JP3768237B2 (ja) 2006-04-19
NL9401231A (nl) 1996-03-01
WO1996003576A1 (en) 1996-02-08
DE69504854D1 (de) 1998-10-22
US5829393A (en) 1998-11-03
EP0772735B1 (de) 1998-09-16
JPH10503255A (ja) 1998-03-24

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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