US3170406A - Free piston engine - Google Patents

Free piston engine Download PDF

Info

Publication number
US3170406A
US3170406A US240523A US24052362A US3170406A US 3170406 A US3170406 A US 3170406A US 240523 A US240523 A US 240523A US 24052362 A US24052362 A US 24052362A US 3170406 A US3170406 A US 3170406A
Authority
US
United States
Prior art keywords
piston
chamber
pistons
additional
means
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 - Lifetime
Application number
US240523A
Other languages
English (en)
Inventor
Raymond A Robertson
Original Assignee
Raymond A Robertson
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 Raymond A Robertson filed Critical Raymond A Robertson
Priority to US240523A priority Critical patent/US3170406A/en
Application granted granted Critical
Publication of US3170406A publication Critical patent/US3170406A/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Images

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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
US240523A 1962-11-28 1962-11-28 Free piston engine Expired - Lifetime US3170406A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US240523A US3170406A (en) 1962-11-28 1962-11-28 Free piston engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US240523A US3170406A (en) 1962-11-28 1962-11-28 Free piston engine

Publications (1)

Publication Number Publication Date
US3170406A true US3170406A (en) 1965-02-23

Family

ID=22906878

Family Applications (1)

Application Number Title Priority Date Filing Date
US240523A Expired - Lifetime US3170406A (en) 1962-11-28 1962-11-28 Free piston engine

Country Status (1)

Country Link
US (1) US3170406A (patent-search.search_20190331_RC00)

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283752A (en) * 1963-05-06 1966-11-08 Stelzer Frank Free piston machine
US3489335A (en) * 1968-07-31 1970-01-13 Mark Schuman Oscillating free piston pump
US3525102A (en) * 1968-12-17 1970-08-18 Anton Braun Engine
US3807904A (en) * 1971-03-05 1974-04-30 M Schuman Oscillating piston apparatus
US4057961A (en) * 1973-05-08 1977-11-15 Payne Peter R Pulse-jet water propulsor
US4382748A (en) * 1980-11-03 1983-05-10 Pneumo Corporation Opposed piston type free piston engine pump unit
US4637209A (en) * 1981-05-26 1987-01-20 Clark Garry E Fluid driven power plant
US4917335A (en) * 1988-03-31 1990-04-17 Gt-Devices Apparatus and method for facilitating supersonic motion of bodies through the atmosphere
US5036667A (en) * 1990-05-09 1991-08-06 Thatcher Eric A Fluid power engine
WO2003004876A1 (en) * 2001-07-05 2003-01-16 Sarcos L.C. Rapid response power conversion device
US20060021589A1 (en) * 2004-07-29 2006-02-02 Jacobsen Stephen C Valve system for a rapid response power conversion device
WO2006060695A2 (en) * 2004-12-02 2006-06-08 Sarcos Investments Lc Dynamic mass transfer rapid response power conversion
US20060185671A1 (en) * 2005-02-17 2006-08-24 Durr Systems, Inc. Powder conveying pump
US20070089694A1 (en) * 2006-10-02 2007-04-26 Hacsi James S Internal combustion engine with sidewall combustion chamber and method
US20080251050A1 (en) * 2007-04-05 2008-10-16 Jacobsen Stephen C Rapid-fire rapid-response power conversion system
US20100158736A1 (en) * 2008-12-23 2010-06-24 Chang Cheng Kung Lubricant Circulation System
US20110083643A1 (en) * 2009-10-12 2011-04-14 Sturman Digital Systems, Llc Hydraulic Internal Combustion Engines
US20120204836A1 (en) * 2011-02-15 2012-08-16 Roelle Matthew J Linear free piston combustion engine with indirect work extraction via gas linkage
US8402931B2 (en) 2010-11-23 2013-03-26 Etagen, Inc. High-efficiency linear combustion engine
US8413617B2 (en) 2010-11-23 2013-04-09 Etagen, Inc. High-efficiency two-piston linear combustion engine
US8453612B2 (en) 2010-11-23 2013-06-04 Etagen, Inc. High-efficiency linear combustion engine
WO2013019446A3 (en) * 2011-07-29 2013-07-11 Sturman Digital Systems, Llc Digital hydraulic opposed free piston engines and methods
US8656895B2 (en) 2011-12-29 2014-02-25 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US8720317B2 (en) 2011-12-29 2014-05-13 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US8887690B1 (en) 2010-07-12 2014-11-18 Sturman Digital Systems, Llc Ammonia fueled mobile and stationary systems and methods
US8899192B2 (en) 2011-12-29 2014-12-02 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US9097203B2 (en) 2011-12-29 2015-08-04 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US9169797B2 (en) 2011-12-29 2015-10-27 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US9206738B2 (en) 2011-06-20 2015-12-08 Sturman Digital Systems, Llc Free piston engines with single hydraulic piston actuator and methods
US10215229B2 (en) 2013-03-14 2019-02-26 Etagen, Inc. Mechanism for maintaining a clearance gap

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1271712A (en) * 1912-05-16 1918-07-09 Humphrey Gas Pump Company Utilizing an expansive force.
US1294271A (en) * 1912-05-11 1919-02-11 Humphrey Gas Pump Company Method and apparatus for raising or forcing liquids.
US3065703A (en) * 1960-11-03 1962-11-27 Int Harvester Co Free piston engine pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1294271A (en) * 1912-05-11 1919-02-11 Humphrey Gas Pump Company Method and apparatus for raising or forcing liquids.
US1271712A (en) * 1912-05-16 1918-07-09 Humphrey Gas Pump Company Utilizing an expansive force.
US3065703A (en) * 1960-11-03 1962-11-27 Int Harvester Co Free piston engine pump

Cited By (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283752A (en) * 1963-05-06 1966-11-08 Stelzer Frank Free piston machine
US3489335A (en) * 1968-07-31 1970-01-13 Mark Schuman Oscillating free piston pump
US3525102A (en) * 1968-12-17 1970-08-18 Anton Braun Engine
US3807904A (en) * 1971-03-05 1974-04-30 M Schuman Oscillating piston apparatus
US4057961A (en) * 1973-05-08 1977-11-15 Payne Peter R Pulse-jet water propulsor
US4382748A (en) * 1980-11-03 1983-05-10 Pneumo Corporation Opposed piston type free piston engine pump unit
US4637209A (en) * 1981-05-26 1987-01-20 Clark Garry E Fluid driven power plant
US4917335A (en) * 1988-03-31 1990-04-17 Gt-Devices Apparatus and method for facilitating supersonic motion of bodies through the atmosphere
US5036667A (en) * 1990-05-09 1991-08-06 Thatcher Eric A Fluid power engine
US7210430B2 (en) 2001-07-05 2007-05-01 Sarcos Investments Lc Rapid response power conversion device
US6957631B2 (en) 2001-07-05 2005-10-25 Sarcos Investments Lc Rapid response power conversion device
US20060070590A1 (en) * 2001-07-05 2006-04-06 Sarcos Investments Lc Rapid response power conversion device
WO2003004876A1 (en) * 2001-07-05 2003-01-16 Sarcos L.C. Rapid response power conversion device
US20060021589A1 (en) * 2004-07-29 2006-02-02 Jacobsen Stephen C Valve system for a rapid response power conversion device
US7066116B2 (en) 2004-07-29 2006-06-27 Sarcos Investments Lc Valve system for a rapid response power conversion device
WO2006015285A1 (en) * 2004-07-29 2006-02-09 Sarcos Investments Lc Valve system rapid response power conversion device
US20060144041A1 (en) * 2004-12-02 2006-07-06 Jacobsen Stephen C Dynamic mass transfer rapid response power conversion system
JP2008522101A (ja) * 2004-12-02 2008-06-26 サーコス・インヴェストメンツ・エルシー 動的質量移送迅速応答動力変換システム
WO2006060695A3 (en) * 2004-12-02 2006-11-09 Stephen C Jacobsen Dynamic mass transfer rapid response power conversion
WO2006060695A2 (en) * 2004-12-02 2006-06-08 Sarcos Investments Lc Dynamic mass transfer rapid response power conversion
US7363887B2 (en) 2004-12-02 2008-04-29 Raytheon Sarcos, Llc Dynamic mass transfer rapid response power conversion system
US20060185671A1 (en) * 2005-02-17 2006-08-24 Durr Systems, Inc. Powder conveying pump
US20070089694A1 (en) * 2006-10-02 2007-04-26 Hacsi James S Internal combustion engine with sidewall combustion chamber and method
US7387093B2 (en) * 2006-10-02 2008-06-17 James Scott Hacsi Internal combustion engine with sidewall combustion chamber and method
US20080251050A1 (en) * 2007-04-05 2008-10-16 Jacobsen Stephen C Rapid-fire rapid-response power conversion system
US8196708B2 (en) * 2008-12-23 2012-06-12 Chang Cheng Kung Lubricant circulation system
US20100158736A1 (en) * 2008-12-23 2010-06-24 Chang Cheng Kung Lubricant Circulation System
US8596230B2 (en) 2009-10-12 2013-12-03 Sturman Digital Systems, Llc Hydraulic internal combustion engines
US20110083643A1 (en) * 2009-10-12 2011-04-14 Sturman Digital Systems, Llc Hydraulic Internal Combustion Engines
US8887690B1 (en) 2010-07-12 2014-11-18 Sturman Digital Systems, Llc Ammonia fueled mobile and stationary systems and methods
US10221759B2 (en) 2010-11-23 2019-03-05 Etagen, Inc. High-efficiency linear combustion engine
US8402931B2 (en) 2010-11-23 2013-03-26 Etagen, Inc. High-efficiency linear combustion engine
US8453612B2 (en) 2010-11-23 2013-06-04 Etagen, Inc. High-efficiency linear combustion engine
US10024231B2 (en) 2010-11-23 2018-07-17 Etagen, Inc. High-efficiency linear combustion engine
US9567898B2 (en) 2010-11-23 2017-02-14 Etagen, Inc. High-efficiency linear combustion engine
US8662029B2 (en) 2010-11-23 2014-03-04 Etagen, Inc. High-efficiency linear combustion engine
US8413617B2 (en) 2010-11-23 2013-04-09 Etagen, Inc. High-efficiency two-piston linear combustion engine
US20120204836A1 (en) * 2011-02-15 2012-08-16 Roelle Matthew J Linear free piston combustion engine with indirect work extraction via gas linkage
US8997699B2 (en) * 2011-02-15 2015-04-07 Etagen, Inc. Linear free piston combustion engine with indirect work extraction via gas linkage
WO2012112214A1 (en) * 2011-02-15 2012-08-23 Etagen, Inc. Linear free piston combustion engine with indirect work extraction via gas linkage
US9206738B2 (en) 2011-06-20 2015-12-08 Sturman Digital Systems, Llc Free piston engines with single hydraulic piston actuator and methods
WO2013019446A3 (en) * 2011-07-29 2013-07-11 Sturman Digital Systems, Llc Digital hydraulic opposed free piston engines and methods
US9464569B2 (en) 2011-07-29 2016-10-11 Sturman Digital Systems, Llc Digital hydraulic opposed free piston engines and methods
US8770090B2 (en) 2011-12-29 2014-07-08 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US9004038B2 (en) 2011-12-29 2015-04-14 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US9169797B2 (en) 2011-12-29 2015-10-27 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US8720317B2 (en) 2011-12-29 2014-05-13 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US8656895B2 (en) 2011-12-29 2014-02-25 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US10006401B2 (en) 2011-12-29 2018-06-26 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US9097203B2 (en) 2011-12-29 2015-08-04 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US8899192B2 (en) 2011-12-29 2014-12-02 Etagen, Inc. Methods and systems for managing a clearance gap in a piston engine
US10215229B2 (en) 2013-03-14 2019-02-26 Etagen, Inc. Mechanism for maintaining a clearance gap

Similar Documents

Publication Publication Date Title
Achten et al. Horsepower with brains: The design of the Chiron free piston engine
US3998049A (en) Steam generating apparatus
EP1222373B1 (en) Free-piston internal combustion engine
US4830586A (en) Double acting diaphragm pump
JP3768237B2 (ja) 自由ピストンエンジン
US2429005A (en) Liquid fuel pump governor
US3653784A (en) Proportionating feed pump
AU2002341552B2 (en) Fully-controlled, free-piston engine
CA1088809A (en) Fluid actuated pump
US4435133A (en) Free piston engine pump with energy rate smoothing
US3765802A (en) Feed and proportioning pump
US4539949A (en) Combined fluid pressure actuated fuel and oil pump
US4705460A (en) Bounce chambers for multi-cylinder linear engine compressors
US3002462A (en) Fluid translating apparatus
US4987863A (en) Variable compression ratio internal combustion engine
US4551076A (en) Fluid driven pump with one-way valve in fluid inlet
US4599861A (en) Internal combustion hydraulic engine
US4382748A (en) Opposed piston type free piston engine pump unit
US3372539A (en) Hot-gas reciprocating engine
US2178310A (en) Motor compressor
GB762074A (en) Improvements in or relating to internal combustion engines and pistons therefor
CA1293197C (en) Free-piston motor with hydraulic or pneumatic energy transmission
US5540194A (en) Reciprocating system
US3006324A (en) Reciprocatory piston engines
US3859966A (en) Linear balanced free piston machines