EP1021642A4 - Vorrichtung mit volumetrischer verdrängung und gegossenen zylindern und kolben - Google Patents

Vorrichtung mit volumetrischer verdrängung und gegossenen zylindern und kolben

Info

Publication number
EP1021642A4
EP1021642A4 EP98935719A EP98935719A EP1021642A4 EP 1021642 A4 EP1021642 A4 EP 1021642A4 EP 98935719 A EP98935719 A EP 98935719A EP 98935719 A EP98935719 A EP 98935719A EP 1021642 A4 EP1021642 A4 EP 1021642A4
Authority
EP
European Patent Office
Prior art keywords
volumetric
cylinders
displacement device
molded pistons
pistons
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.)
Withdrawn
Application number
EP98935719A
Other languages
English (en)
French (fr)
Other versions
EP1021642A1 (de
Inventor
Paul D Patterson
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.)
Protocol Systems Inc
Original Assignee
Protocol Systems Inc
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 Protocol Systems Inc filed Critical Protocol Systems Inc
Publication of EP1021642A1 publication Critical patent/EP1021642A1/de
Publication of EP1021642A4 publication Critical patent/EP1021642A4/de
Withdrawn legal-status Critical Current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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/02—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having two cylinders
    • 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
    • F01B1/00—Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements
    • F01B1/08—Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements with cylinders arranged oppositely relative to main shaft and of "flat" type
    • 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
    • F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
    • 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
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/006—Micropumps
    • 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
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/02—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders arranged oppositely relative to main shaft
    • 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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F04B9/045—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being eccentrics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Reciprocating Pumps (AREA)
EP98935719A 1997-07-17 1998-07-17 Vorrichtung mit volumetrischer verdrängung und gegossenen zylindern und kolben Withdrawn EP1021642A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5283997P 1997-07-17 1997-07-17
US52839P 1997-07-17
PCT/US1998/014725 WO1999004140A1 (en) 1997-07-17 1998-07-17 Volumetric-displacement device having molded pistons and cylinders

Publications (2)

Publication Number Publication Date
EP1021642A1 EP1021642A1 (de) 2000-07-26
EP1021642A4 true EP1021642A4 (de) 2002-09-25

Family

ID=21980233

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98935719A Withdrawn EP1021642A4 (de) 1997-07-17 1998-07-17 Vorrichtung mit volumetrischer verdrängung und gegossenen zylindern und kolben

Country Status (4)

Country Link
EP (1) EP1021642A4 (de)
JP (1) JP2001510268A (de)
AU (1) AU8490598A (de)
WO (1) WO1999004140A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVI20040051A1 (it) 2004-03-12 2004-06-12 Gentilin Srl Compressore volumetrico alternativo

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3703125A (en) * 1971-08-05 1972-11-21 Richard S Pauliukonis Plastic actuating cylinder
US4137827A (en) * 1977-05-18 1979-02-06 Hewitt Delbert C Double acting fluid operated piston cylinder assembly
GB2026133A (en) * 1978-07-25 1980-01-30 Schultz R Pressurized container pistons
US4898082A (en) * 1988-09-12 1990-02-06 Pottorff Earl T Molded plastic air cylinder
EP0400334A2 (de) * 1989-04-28 1990-12-05 Iwata Air Compressor Mfg. Co.,Ltd. Ölfreier Hubkolben-Verdichter und Expansionsvorrichtung
US5513541A (en) * 1994-03-18 1996-05-07 Brackett; Douglas C. Conjugate drive mechanism

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949710A (en) 1988-10-06 1990-08-21 Protocol Systems, Inc. Method of artifact rejection for noninvasive blood-pressure measurement by prediction and adjustment of blood-pressure data
US5339822A (en) 1991-05-07 1994-08-23 Protocol Systems, Inc. Method of validating physiologic events resulting from a heartbeat

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3703125A (en) * 1971-08-05 1972-11-21 Richard S Pauliukonis Plastic actuating cylinder
US4137827A (en) * 1977-05-18 1979-02-06 Hewitt Delbert C Double acting fluid operated piston cylinder assembly
GB2026133A (en) * 1978-07-25 1980-01-30 Schultz R Pressurized container pistons
US4898082A (en) * 1988-09-12 1990-02-06 Pottorff Earl T Molded plastic air cylinder
EP0400334A2 (de) * 1989-04-28 1990-12-05 Iwata Air Compressor Mfg. Co.,Ltd. Ölfreier Hubkolben-Verdichter und Expansionsvorrichtung
US5513541A (en) * 1994-03-18 1996-05-07 Brackett; Douglas C. Conjugate drive mechanism

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9904140A1 *

Also Published As

Publication number Publication date
WO1999004140A1 (en) 1999-01-28
EP1021642A1 (de) 2000-07-26
JP2001510268A (ja) 2001-07-31
AU8490598A (en) 1999-02-10

Similar Documents

Publication Publication Date Title
GB2314603B (en) Wobble piston and cylinder arrangement
HK1039899A1 (zh) 抗肥胖和降低內臟脂肪蓄積的物質及其用途
TW497678U (en) Grooved cylinder
EP0836264A4 (de) Motorangetriebener zylinder
GB9611480D0 (en) Reciprocating engine
GB2319563B (en) Air cylinder device
GB9721289D0 (en) Improved piston engine
EP0840425A4 (de) Motorgetriebener zylinder
GB2297502B (en) Harvester-knife cylinder and blower-assist
GB2320750B (en) Master Cylinder Device
EP1021642A4 (de) Vorrichtung mit volumetrischer verdrängung und gegossenen zylindern und kolben
GB9604646D0 (en) Forming cylinder bores
GB2323127B (en) Engine cylinder block
GB2311820B (en) Crankshaft and piston arrangement
GB9404539D0 (en) Piston and cylinder devices
GB9616445D0 (en) Pistons and piston arrangements
GB9722056D0 (en) Piston and cylinder device
LT98087A (en) Rotory-piston engine and its piston
GB9602588D0 (en) Free piston diesel improvements
GB9624353D0 (en) Piston and cylinder assembly
GB9711421D0 (en) Metersaver cylinder
GB9615676D0 (en) Free piston engine
KR100216789B1 (en) Piston
GB9411387D0 (en) Piston and cylinder arrangement
CA78109S (en) Flanged cylinder

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20000215

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

A4 Supplementary search report drawn up and despatched

Effective date: 20020812

AK Designated contracting states

Kind code of ref document: A4

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

RIC1 Information provided on ipc code assigned before grant

Free format text: 7F 01B 9/00 A, 7F 04B 39/10 B, 7F 16J 9/00 B, 7F 16J 10/02 B, 7F 04B 53/14 B

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20021106