NL175347B - Pompinrichting. - Google Patents

Pompinrichting.

Info

Publication number
NL175347B
NL175347B NLAANVRAGE7407069,A NL7407069A NL175347B NL 175347 B NL175347 B NL 175347B NL 7407069 A NL7407069 A NL 7407069A NL 175347 B NL175347 B NL 175347B
Authority
NL
Netherlands
Prior art keywords
pump device
pump
Prior art date
Application number
NLAANVRAGE7407069,A
Other languages
English (en)
Other versions
NL175347C (nl
NL7407069A (nl
Inventor
Paolo Papoff
Dante Guidarini
Carlo Fragale
Original Assignee
Consiglio Nazionale Ricerche
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 Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Publication of NL7407069A publication Critical patent/NL7407069A/xx
Publication of NL175347B publication Critical patent/NL175347B/nl
Application granted granted Critical
Publication of NL175347C publication Critical patent/NL175347C/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • 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
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
    • F04B43/1253—Machines, pumps, or pumping installations having flexible working members having peristaltic action by using two or more rollers as squeezing elements, the rollers moving on an arc of a circle during squeezing
    • F04B43/1292—Pumps specially adapted for several tubular flexible members
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • G05D11/131—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components
    • G05D11/132—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components by controlling the flow of the individual components
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • G05D11/135—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture
    • G05D11/138—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture by sensing the concentration of the mixture, e.g. measuring pH value
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45352—Indexing scheme relating to differential amplifiers the AAC comprising a combination of a plurality of transistors, e.g. Darlington coupled transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45591—Indexing scheme relating to differential amplifiers the IC comprising one or more potentiometers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45611—Indexing scheme relating to differential amplifiers the IC comprising only one input signal connection lead for one phase of the signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45702—Indexing scheme relating to differential amplifiers the LC comprising two resistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45712—Indexing scheme relating to differential amplifiers the LC comprising a capacitor as shunt
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45722—Indexing scheme relating to differential amplifiers the LC comprising one or more source followers, as post buffer or driver stages, in cascade in the LC

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Control Of Multiple Motors (AREA)
  • Accessories For Mixers (AREA)
  • Saccharide Compounds (AREA)
NLAANVRAGE7407069,A 1973-05-30 1974-05-27 Pompinrichting. NL175347C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT50345/73A IT989648B (it) 1973-05-30 1973-05-30 Dispositivo a doppia pompa per il miscelamento con rapporti relativi e concentrazioni variabili di due o piu liquid

Publications (3)

Publication Number Publication Date
NL7407069A NL7407069A (nl) 1974-12-03
NL175347B true NL175347B (nl) 1984-05-16
NL175347C NL175347C (nl) 1984-10-16

Family

ID=11272797

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7407069,A NL175347C (nl) 1973-05-30 1974-05-27 Pompinrichting.

Country Status (7)

Country Link
US (1) US3935971A (nl)
JP (1) JPS5749925B2 (nl)
CH (1) CH580444A5 (nl)
DE (1) DE2425509C2 (nl)
GB (1) GB1478597A (nl)
IT (1) IT989648B (nl)
NL (1) NL175347C (nl)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2535650C2 (de) * 1975-08-09 1982-05-27 Dr. Eduard Fresenius, Chemisch-pharmazeutische Industrie KG Apparatebau KG, 6380 Bad Homburg Rollen - Schlauchpumpe mit einem elektrischen Antriebsmotor
US4331262A (en) * 1978-04-07 1982-05-25 New Brunswick Scientific Co., Inc. Calibratable automatic fluid dispenser
JPS5657954A (en) * 1979-10-17 1981-05-20 Olympus Optical Co Ltd Liquid sample diluting apparatus
US4341327A (en) * 1980-02-28 1982-07-27 Vernon Zeitz Digital proportional metering pumping system
US4955507A (en) * 1980-10-29 1990-09-11 The Coca-Cola Company Orange juice dispensing system
US4715786A (en) * 1984-12-14 1987-12-29 Cole-Parmer Instrument Company Control method and apparatus for peristaltic fluid pump
US5058768A (en) * 1989-03-31 1991-10-22 Fountain Technologies, Inc. Methods and apparatus for dispensing plural fluids in a precise proportion
DE3928944C3 (de) * 1989-08-31 1995-02-09 Daimler Benz Ag Klimaanlage für Fahrzeuge
US5402916A (en) * 1993-06-22 1995-04-04 Nottingham Spirk Design Associates Dual chamber sprayer with metering assembly
US5460493A (en) * 1993-11-17 1995-10-24 Baxter International Inc. Organizer frame for holding an array of flexible tubing in alignment with one or more peristaltic pump rotors
US5388725A (en) * 1993-11-24 1995-02-14 Fountain Fresh International Fluid-driven apparatus for dispensing plural fluids in a precise proportion
US20010042712A1 (en) * 2000-05-24 2001-11-22 Battrell C. Frederick Microfluidic concentration gradient loop
US7094216B2 (en) 2000-10-18 2006-08-22 Medrad, Inc. Injection system having a pressure isolation mechanism and/or a handheld controller
US7757329B2 (en) 2002-06-03 2010-07-20 Cra Labs, Inc. Oral brushing devices and/or methods
US7059853B2 (en) 2002-06-03 2006-06-13 Cra Labs, Inc. Oral irrigation and/or brushing devices and/or methods
US7972136B2 (en) 2003-02-05 2011-07-05 Cra Labs, Inc. Oral irrigation and/or brushing devices and/or methods
DE10248639B4 (de) * 2002-10-18 2005-03-17 Ticona Gmbh Verfahren und Vorrichtung zur kombinatorischen Herstellung von Mischungen sowie deren Verwendung
DE10335968A1 (de) * 2003-08-06 2005-02-24 Basf Ag Verfahren zur sequentiellen Herstellung einer Heterogenkatalysator-Bibliothek
US9433730B2 (en) 2013-03-14 2016-09-06 Bayer Healthcare Llc Fluid mixing control device for a multi-fluid delivery system
US7766883B2 (en) 2007-10-30 2010-08-03 Medrad, Inc. System and method for proportional mixing and continuous delivery of fluids
US9011377B2 (en) 2008-11-05 2015-04-21 Bayer Medical Care Inc. Fluid mixing control device for a multi-fluid delivery system
EP2222957B1 (en) * 2007-12-10 2017-01-25 Bayer Healthcare LLC Continuous fluid delivery system and method
US20110033318A1 (en) * 2009-08-05 2011-02-10 Ramirez Jr Emilio A Single Motor Multiple Pumps
USD696020S1 (en) 2010-09-17 2013-12-24 Cra Labs, Inc. Oral brush head
USD696021S1 (en) 2010-09-17 2013-12-24 Cra Labs, Inc. Oral brush head
CA2849486C (en) 2011-09-21 2017-12-12 Bayer Medical Care Inc. Continuous multi-fluid pump device, drive and actuating system, and method
GB2502584A (en) * 2012-05-31 2013-12-04 Stratec Biomedical Ag Mixing pump
US9796639B2 (en) 2014-01-24 2017-10-24 Dryject Inc. Acquisition Corp. Polymer mixing technique
WO2015112965A1 (en) * 2014-01-24 2015-07-30 Dryject, Inc. Peristaltic pump injection system
GB2525634B (en) 2014-04-30 2019-02-06 Univ Southampton A method for generating droplets
WO2016112163A1 (en) 2015-01-09 2016-07-14 Bayer Healthcare Llc Multiple fluid delivery system with multi-use disposable set and features thereof
CN105840471A (zh) * 2016-05-04 2016-08-10 嘉兴栋马童车有限公司 蠕动泵
BR112019020663A2 (pt) 2017-04-02 2020-07-14 ART MEDICAL Ltd. sistemas e métodos para controle dinâmico de alimentação enteral de acordo com o gasto de energia
CN108339164A (zh) * 2018-03-22 2018-07-31 温州市中心医院 一种真性红细胞增多症放血装置
IT201900005422A1 (it) * 2019-04-09 2020-10-09 Mirko Sedda Pompa peristaltica

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1104035B (de) * 1952-05-09 1961-04-06 Beteiligungs & Patentverw Gmbh Schaltungsanordnung zur Regelung des Drehzahlverhaeltnisses der Arbeitsmotoren zweier Leonardsaetze
US3427520A (en) * 1965-12-27 1969-02-11 Collins Radio Co Dc servo amplifier for armature drive motor
US3398689A (en) * 1966-01-05 1968-08-27 Instrumentation Specialties Co Apparatus providing a constant-rate two-component flow stream
US3559008A (en) * 1967-06-09 1971-01-26 Siemens Ag Voltage proportional speed control of the output of a differential gear connected to two motors utilizing a pulse width modulator control
US3565286A (en) * 1968-10-18 1971-02-23 Cryogenic Technology Inc Liquid programming and pumping apparatus
US3523228A (en) * 1968-12-20 1970-08-04 Nasa Transistor servo system including a unique differential amplifier circuit
US3771032A (en) * 1972-06-07 1973-11-06 B Hender Plural electric motor control systems

Also Published As

Publication number Publication date
GB1478597A (en) 1977-07-06
US3935971A (en) 1976-02-03
CH580444A5 (nl) 1976-10-15
IT989648B (it) 1975-06-10
NL175347C (nl) 1984-10-16
DE2425509A1 (de) 1975-01-02
NL7407069A (nl) 1974-12-03
JPS5071357A (nl) 1975-06-13
DE2425509C2 (de) 1984-12-06
JPS5749925B2 (nl) 1982-10-25

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee