EP0085800A3 - Opposed piston type free piston engine pump unit - Google Patents

Opposed piston type free piston engine pump unit Download PDF

Info

Publication number
EP0085800A3
EP0085800A3 EP82300655A EP82300655A EP0085800A3 EP 0085800 A3 EP0085800 A3 EP 0085800A3 EP 82300655 A EP82300655 A EP 82300655A EP 82300655 A EP82300655 A EP 82300655A EP 0085800 A3 EP0085800 A3 EP 0085800A3
Authority
EP
European Patent Office
Prior art keywords
pump unit
engine pump
type free
opposed
piston engine
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.)
Granted
Application number
EP82300655A
Other versions
EP0085800B1 (en
EP0085800A2 (en
Inventor
Robert D. Vanderlaan
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.)
Pneumo Abex Corp
Original Assignee
Pneumo Corp
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 Pneumo Corp filed Critical Pneumo Corp
Priority to DE8282300655T priority Critical patent/DE3276338D1/en
Priority to EP19820300655 priority patent/EP0085800B1/en
Publication of EP0085800A2 publication Critical patent/EP0085800A2/en
Publication of EP0085800A3 publication Critical patent/EP0085800A3/en
Application granted granted Critical
Publication of EP0085800B1 publication Critical patent/EP0085800B1/en
Expired legal-status Critical Current

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
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/05—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by internal-combustion engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
EP19820300655 1982-02-10 1982-02-10 Opposed piston type free piston engine pump unit Expired EP0085800B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE8282300655T DE3276338D1 (en) 1982-02-10 1982-02-10 Opposed piston type free piston engine pump unit
EP19820300655 EP0085800B1 (en) 1982-02-10 1982-02-10 Opposed piston type free piston engine pump unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19820300655 EP0085800B1 (en) 1982-02-10 1982-02-10 Opposed piston type free piston engine pump unit

Publications (3)

Publication Number Publication Date
EP0085800A2 EP0085800A2 (en) 1983-08-17
EP0085800A3 true EP0085800A3 (en) 1984-07-25
EP0085800B1 EP0085800B1 (en) 1987-05-13

Family

ID=8189571

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19820300655 Expired EP0085800B1 (en) 1982-02-10 1982-02-10 Opposed piston type free piston engine pump unit

Country Status (2)

Country Link
EP (1) EP0085800B1 (en)
DE (1) DE3276338D1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024591A1 (en) * 1990-08-02 1992-02-06 Gerhard Brandl FREE PISTON ENGINE
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
DE10033443A1 (en) * 2000-07-10 2002-02-07 Mannesmann Rexroth Ag Free-piston motor for driving e.g. axial reciprocating machine, has valves in paths connecting high pressure and low pressure tanks, so that compression strokes of piston act on valves
US11199126B2 (en) * 2018-08-31 2021-12-14 P L Ahobala Narasimha Murthy Internal combustion engine with split cylinder and free piston and power generation using the same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1065844A (en) * 1962-12-21 1967-04-19 Panhard & Levassor Improvements in or relating to twin-cylinder internal combustion engines having two opposed pistons in each cylinder
US3432088A (en) * 1967-05-24 1969-03-11 Sulzer Ag Free piston-type internal combustion pumping engine
DE1950769A1 (en) * 1968-10-08 1970-06-25 Potma Theodorus Gerhardus Combustion engine pump with return piston connected to the engine piston and pressurized via a pressure vessel
GB1332799A (en) * 1970-10-12 1973-10-03 Riekkinen As Hydraulic power unit including a hydraulic pump operated by a free piston internal combustion engine
US4307999A (en) * 1979-06-25 1981-12-29 Pneumo Corporation Free piston engine pump including variable energy rate and acceleration-deceleration controls
US4382748A (en) * 1980-11-03 1983-05-10 Pneumo Corporation Opposed piston type free piston engine pump unit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1065844A (en) * 1962-12-21 1967-04-19 Panhard & Levassor Improvements in or relating to twin-cylinder internal combustion engines having two opposed pistons in each cylinder
US3432088A (en) * 1967-05-24 1969-03-11 Sulzer Ag Free piston-type internal combustion pumping engine
DE1950769A1 (en) * 1968-10-08 1970-06-25 Potma Theodorus Gerhardus Combustion engine pump with return piston connected to the engine piston and pressurized via a pressure vessel
GB1332799A (en) * 1970-10-12 1973-10-03 Riekkinen As Hydraulic power unit including a hydraulic pump operated by a free piston internal combustion engine
US4307999A (en) * 1979-06-25 1981-12-29 Pneumo Corporation Free piston engine pump including variable energy rate and acceleration-deceleration controls
US4382748A (en) * 1980-11-03 1983-05-10 Pneumo Corporation Opposed piston type free piston engine pump unit

Also Published As

Publication number Publication date
EP0085800B1 (en) 1987-05-13
DE3276338D1 (en) 1987-06-19
EP0085800A2 (en) 1983-08-17

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