AU8490598A - Volumetric-displacement device having molded pistons and cylinders - Google Patents

Volumetric-displacement device having molded pistons and cylinders

Info

Publication number
AU8490598A
AU8490598A AU84905/98A AU8490598A AU8490598A AU 8490598 A AU8490598 A AU 8490598A AU 84905/98 A AU84905/98 A AU 84905/98A AU 8490598 A AU8490598 A AU 8490598A AU 8490598 A AU8490598 A AU 8490598A
Authority
AU
Australia
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.)
Abandoned
Application number
AU84905/98A
Other languages
English (en)
Inventor
Given Not
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 AU8490598A publication Critical patent/AU8490598A/en
Abandoned 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)
AU84905/98A 1997-07-17 1998-07-17 Volumetric-displacement device having molded pistons and cylinders Abandoned AU8490598A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5283997P 1997-07-17 1997-07-17
US60052839 1997-07-17
PCT/US1998/014725 WO1999004140A1 (en) 1997-07-17 1998-07-17 Volumetric-displacement device having molded pistons and cylinders

Publications (1)

Publication Number Publication Date
AU8490598A true AU8490598A (en) 1999-02-10

Family

ID=21980233

Family Applications (1)

Application Number Title Priority Date Filing Date
AU84905/98A Abandoned AU8490598A (en) 1997-07-17 1998-07-17 Volumetric-displacement device having molded pistons and cylinders

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

Family Cites Families (8)

* 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
GB2026133B (en) * 1978-07-25 1982-09-15 Schultz R Pressurized container pistons
US4898082A (en) * 1988-09-12 1990-02-06 Pottorff Earl T Molded plastic air cylinder
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
US5117742A (en) * 1989-04-28 1992-06-02 Iwata Air Compressor Mfg. Co. Ltd. Piston of composite material with c-shaped ring groove
US5339822A (en) 1991-05-07 1994-08-23 Protocol Systems, Inc. Method of validating physiologic events resulting from a heartbeat
US5513541A (en) * 1994-03-18 1996-05-07 Brackett; Douglas C. Conjugate drive mechanism

Also Published As

Publication number Publication date
EP1021642A1 (de) 2000-07-26
WO1999004140A1 (en) 1999-01-28
JP2001510268A (ja) 2001-07-31
EP1021642A4 (de) 2002-09-25

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase