IT989311B - Servocomando per una pompa a getto d inchiostro - Google Patents

Servocomando per una pompa a getto d inchiostro

Info

Publication number
IT989311B
IT989311B IT25613/73A IT2561373A IT989311B IT 989311 B IT989311 B IT 989311B IT 25613/73 A IT25613/73 A IT 25613/73A IT 2561373 A IT2561373 A IT 2561373A IT 989311 B IT989311 B IT 989311B
Authority
IT
Italy
Prior art keywords
actuator
ink jet
jet pump
pump
ink
Prior art date
Application number
IT25613/73A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT989311B publication Critical patent/IT989311B/it

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
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/04—Pumps having electric drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/07—Ink jet characterised by jet control
    • B41J2/125—Sensors, e.g. deflection sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17596—Ink pumps, ink valves
    • 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
    • F04B49/065—Control using electricity and making use of computers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Ink Jet (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
  • Coating Apparatus (AREA)
IT25613/73A 1972-09-25 1973-06-20 Servocomando per una pompa a getto d inchiostro IT989311B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29330072A 1972-09-25 1972-09-25

Publications (1)

Publication Number Publication Date
IT989311B true IT989311B (it) 1975-05-20

Family

ID=23128530

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25613/73A IT989311B (it) 1972-09-25 1973-06-20 Servocomando per una pompa a getto d inchiostro

Country Status (6)

Country Link
US (1) US3787882A (it)
JP (1) JPS5838317B2 (it)
DE (1) DE2346558C2 (it)
FR (1) FR2197343A5 (it)
GB (1) GB1408657A (it)
IT (1) IT989311B (it)

Families Citing this family (130)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642026B2 (it) * 1972-10-27 1981-10-01
JPS5421093B2 (it) * 1973-03-12 1979-07-27
US3886564A (en) * 1973-08-17 1975-05-27 Ibm Deflection sensors for ink jet printers
JPS538622B2 (it) * 1973-09-04 1978-03-30
US3911818A (en) * 1973-09-04 1975-10-14 Moore Business Forms Inc Computer controlled ink jet printing
US4085408A (en) * 1973-09-07 1978-04-18 Minolta Camera Kabushiki Kaisha Liquid jet recording apparatus
JPS555429B2 (it) * 1973-09-26 1980-02-06
JPS5242652B2 (it) * 1973-11-24 1977-10-26
SE409675B (sv) * 1974-06-18 1979-09-03 Rotring Werke Riepe Kg Ritningsforfarande och ritanordning for genomforande av forfarandet
CA1012198A (en) 1974-07-19 1977-06-14 Stephan B. Sears Method and apparatus for recording with writing fluids and drop projection means therefor
US3907429A (en) * 1974-08-08 1975-09-23 Ibm Method and device for detecting the velocity of droplets formed from a liquid stream
JPS5121441A (ja) * 1974-08-15 1976-02-20 Nippon Telegraph & Telephone Inkujetsutopurintaaniokeru injiseigyosochi
US3929071A (en) * 1974-12-23 1975-12-30 Ibm Ink recirculating system for ink jet printing apparatus
JPS51117530A (en) * 1975-04-08 1976-10-15 Ricoh Co Ltd Ink drop jet device
DE2557869C3 (de) * 1975-12-22 1980-04-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Flüssigkeitsstrahlschreiber
US4032259A (en) * 1976-01-08 1977-06-28 E. I. Du Pont De Nemours And Company Method and apparatus for measuring fluid flow in small bore conduits
US4183030A (en) * 1976-04-01 1980-01-08 Minolta Camera Kabushiki Kaisha Ink jet recording apparatus
US4045770A (en) * 1976-11-11 1977-08-30 International Business Machines Corporation Method and apparatus for adjusting the velocity of ink drops in an ink jet printer
US4063252A (en) * 1976-11-11 1977-12-13 International Business Machines Corporation Method and apparatus for controlling the velocity of ink drops in an ink jet printer
USRE31586E (en) * 1977-01-21 1984-05-15 Altex Scientific, Inc. Liquid chromatography pump
USRE31608E (en) * 1977-01-21 1984-06-19 Altex Scientific, Inc. Fluid pump mechanism
US4137011A (en) * 1977-06-14 1979-01-30 Spectra-Physics, Inc. Flow control system for liquid chromatographs
US4217594A (en) * 1977-10-17 1980-08-12 International Business Machines Corporation Method and apparatus for determining the velocity of a liquid stream of droplets
US4136345A (en) * 1977-10-31 1979-01-23 International Business Machines Corporation Object deflection sensor
US4146901A (en) * 1977-11-25 1979-03-27 International Business Machines Corporation Apparatus for recording information on a recording surface
JPS5573564A (en) * 1978-11-29 1980-06-03 Ricoh Co Ltd Ink feed system of ink jet printer
US4241406A (en) * 1978-12-21 1980-12-23 International Business Machines Corporation System and method for analyzing operation of an ink jet head
US4310846A (en) * 1978-12-28 1982-01-12 Ricoh Company, Ltd. Deflection compensated ink ejection printing apparatus
DE2903339C3 (de) * 1979-01-29 1987-06-19 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur temperaturabhängigen Spannungsregelung für piezoelektrische Schreibdüsen in Tintenmosaikschreibeinrichtungen
DE2905062C2 (de) * 1979-02-10 1987-04-02 Olympia AG, 2940 Wilhelmshaven Einrichtung zum Überwachen der Geschwindigkeit von Tintentropfen
JPS5927532Y2 (ja) * 1979-02-14 1984-08-09 三菱電機株式会社 板物部品の保持装置
US4249188A (en) * 1979-02-27 1981-02-03 Graf Ronald E Uncharged ink drop rastering, monitoring, and control
US4257395A (en) * 1979-03-26 1981-03-24 Solomon Wieder Fluid flow controller
US4260996A (en) * 1979-04-23 1981-04-07 International Business Machines Corporation Aspirated ink jet printer head
JPS55158974A (en) * 1979-05-26 1980-12-10 Ricoh Co Ltd Choking detector in ink jet printer and remover thereof
JPS5838992Y2 (ja) * 1979-07-13 1983-09-02 株式会社 ニフコ 管形ヒユ−ズ用着脱、保持装置
JPS5655268A (en) * 1979-10-11 1981-05-15 Sharp Corp Controller for particle of ink in ink jet printer
US4311436A (en) * 1979-11-13 1982-01-19 International Business Machines Corporation Fluid pressure and velocity sensing apparatus
JPS5686768A (en) * 1979-12-18 1981-07-14 Ricoh Co Ltd Electric charge quantity control method in ink jet printing
JPS56133190A (en) * 1980-03-22 1981-10-19 Sharp Corp Temperature compensator for ink feeder
US4292640A (en) * 1980-03-28 1981-09-29 International Business Machines Corporation Closed loop compensation of ink jet aerodynamics
US4370664A (en) * 1980-04-14 1983-01-25 Ricoh Company, Ltd. Ink jet printing apparatus
JPS56146780A (en) * 1980-04-17 1981-11-14 Ricoh Co Ltd Ink droplet deflection controlling system for charge deflection type ink jet recorder
US4417256A (en) * 1980-05-09 1983-11-22 International Business Machines Corporation Break-off uniformity maintenance
US4346388A (en) * 1980-06-13 1982-08-24 The Mead Corporation Ink jet fluid supply system
US4514742A (en) * 1980-06-16 1985-04-30 Nippon Electric Co., Ltd. Printer head for an ink-on-demand type ink-jet printer
US4342042A (en) * 1980-12-19 1982-07-27 Pitney Bowes Inc. Ink supply system for an array of ink jet heads
US4374386A (en) * 1981-05-15 1983-02-15 International Business Machines Corporation Force-temperature stabilization of an electromagnetic device
US4459469A (en) * 1981-05-15 1984-07-10 Ricoh Company, Ltd. Ink temperature control apparatus for ink jet printing apparatus
US4435720A (en) * 1981-05-21 1984-03-06 Ricoh Company, Ltd. Deflection control type ink jet printing apparatus
DE3231105A1 (de) * 1981-08-20 1983-03-03 Ricoh Co., Ltd., Tokyo Farbstrahldrucker
JPS5840170A (ja) * 1981-08-31 1983-03-09 Matsushita Electric Works Ltd フロ−コ−タ−塗装機
EP0076050B1 (en) * 1981-09-08 1987-06-03 Gds Instruments Limited Pressure source
GB2112715B (en) * 1981-09-30 1985-07-31 Shinshu Seiki Kk Ink jet recording apparatus
US4658272A (en) * 1981-10-02 1987-04-14 Canon Kabushiki Kaisha Ink-supplying device
CH650590A5 (fr) * 1982-04-16 1985-07-31 Gerard Andre Lavanchy Procede et dispositif de mesure du debit ou de la qualite granulometrique d'un materiau pulverulent.
JPS58181546U (ja) * 1982-05-07 1983-12-03 日本光電工業株式会社 インクジエツト記録装置
DE3318498C2 (de) * 1982-05-20 1987-04-23 Ricoh Co., Ltd., Tokio/Tokyo Farbversorgung für einen Farbstrahldrucker
US4555711A (en) * 1982-08-30 1985-11-26 Ricoh Company, Ltd. Deflection control ink jet operation adjustment control
DE3331587A1 (de) * 1982-09-01 1984-03-01 Ricoh Co., Ltd., Tokyo Farbstrahlschreiber mit ablenksteuerung
US4487662A (en) * 1982-09-20 1984-12-11 Xerox Corporation Electrodeposition method for check valve
US4496960A (en) * 1982-09-20 1985-01-29 Xerox Corporation Ink jet ejector utilizing check valves to prevent air ingestion
US4598299A (en) * 1982-11-11 1986-07-01 Ricoh Company, Ltd. Deflection control ink jet printing apparatus
GB8310711D0 (en) * 1983-04-20 1983-05-25 Cutatlas Ltd Droplet depositing apparatus
GB2154321A (en) * 1983-12-21 1985-09-04 Post Office Headquarters The Time of flight measurement for ink jet printers
JPS60187696U (ja) * 1984-05-22 1985-12-12 シャープ株式会社 携帯型洗浄器
DE3507670A1 (de) * 1985-03-05 1986-09-11 Gesellschaft für Automationstechnik mbH, 7768 Stockach Verfahren zum steuern und verbessern der schriftguete eines druckers
JPS61206659A (ja) * 1985-03-11 1986-09-12 Ricoh Co Ltd インクジエツトプリンタ
JPS6274110A (ja) * 1985-09-27 1987-04-04 Toyota Motor Corp 粘性流体の流量制御方法及び装置
US4651161A (en) * 1986-01-17 1987-03-17 Metromedia, Inc. Dynamically varying the pressure of fluid to an ink jet printer head
US4700205A (en) * 1986-01-17 1987-10-13 Metromedia Company Hydraulic servomechanism for controlling the pressure of writing fluid in an ink jet printing system
US4688047A (en) * 1986-08-21 1987-08-18 Eastman Kodak Company Method and apparatus for sensing satellite ink drop charge and adjusting ink pressure
US4734711A (en) * 1986-12-22 1988-03-29 Eastman Kodak Company Pressure regulation system for multi-head ink jet printing apparatus
DE3821440A1 (de) * 1988-06-24 1989-12-28 Behr Industrieanlagen Verfahren und einrichtung zum zufuehren von spritzgut zu einer mehrzahl von spritzstaenden
US4965713A (en) * 1988-08-15 1990-10-23 Viking Pump Inc. Terminal element
US5061156A (en) * 1990-05-18 1991-10-29 Tritec Industries, Inc. Bellows-type dispensing pump
US5108264A (en) * 1990-08-20 1992-04-28 Hewlett-Packard Company Method and apparatus for real time compensation of fluid compressibility in high pressure reciprocating pumps
US5748216A (en) * 1991-06-19 1998-05-05 Hewlett-Packard Company Inkjet print cartridge having valve connectable to an external ink reservoir for recharging the print cartridge
US5963238A (en) * 1991-06-19 1999-10-05 Hewlett-Packard Company Intermittent refilling of print cartridge installed in an inkjet printer
US5777648A (en) * 1991-06-19 1998-07-07 Hewlett-Packard Company Inkjet print cartridge having an ink fill port for initial filling and a recharge port with recloseable seal for recharging the print cartridge with ink
US5852458A (en) * 1991-08-27 1998-12-22 Hewlett-Packard Company Inkjet print cartridge having a first inlet port for initial filling and a second inlet port for ink replenishment without removing the print cartridge from the printer
US5396274A (en) * 1992-05-20 1995-03-07 Videojet Systems International, Inc. Variable frequency ink jet printer
US5517216A (en) * 1992-07-28 1996-05-14 Videojet Systems International, Inc. Ink jet printer employing time of flight control system for ink jet printers
US5675367A (en) * 1992-12-23 1997-10-07 Hewlett-Packard Company Inkjet print cartridge having handle which incorporates an ink fill port
US6000791A (en) * 1992-12-23 1999-12-14 Hewlett-Packard Company Printer having a removable print cartridge with handle incorporating an ink inlet value
US5751320A (en) * 1994-09-29 1998-05-12 Hewlett-Packard Company Ink recharger for inkjet print cartridge having sliding valve connectable to print cartridge
US5673073A (en) * 1994-09-29 1997-09-30 Hewlett-Packard Company Syringe for filling print cartridge and establishing correct back pressure
US5815182A (en) * 1995-12-04 1998-09-29 Hewlett-Packard Company Fluid interconnect for ink-jet pen
US5732751A (en) * 1995-12-04 1998-03-31 Hewlett-Packard Company Filling ink supply containers
US5847734A (en) * 1995-12-04 1998-12-08 Pawlowski, Jr.; Norman E. Air purge system for an ink-jet printer
US5900895A (en) * 1995-12-04 1999-05-04 Hewlett-Packard Company Method for refilling an ink supply for an ink-jet printer
US5771053A (en) * 1995-12-04 1998-06-23 Hewlett-Packard Company Assembly for controlling ink release from a container
US6435637B1 (en) * 1999-10-29 2002-08-20 Scitex Digital Printing, Inc. Fluid and vacuum control in an ink jet printing system
US8337166B2 (en) * 2001-11-26 2012-12-25 Shurflo, Llc Pump and pump control circuit apparatus and method
US7004557B2 (en) * 2002-07-29 2006-02-28 Fuji Photo Film Co., Ltd. Liquid ejecting device
GB0224986D0 (en) 2002-10-28 2002-12-04 Smith & Nephew Apparatus
US6997683B2 (en) * 2003-01-10 2006-02-14 Teledyne Isco, Inc. High pressure reciprocating pump and control of the same
US20040202575A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
US20040204864A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
US20040204866A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Method and apparatus to enhance the signal to noise ratio in chromatography
US20040205422A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
GB0325129D0 (en) 2003-10-28 2003-12-03 Smith & Nephew Apparatus in situ
US8540493B2 (en) * 2003-12-08 2013-09-24 Sta-Rite Industries, Llc Pump control system and method
US8602745B2 (en) 2004-08-26 2013-12-10 Pentair Water Pool And Spa, Inc. Anti-entrapment and anti-dead head function
US8480373B2 (en) 2004-08-26 2013-07-09 Pentair Water Pool And Spa, Inc. Filter loading
US7845913B2 (en) 2004-08-26 2010-12-07 Pentair Water Pool And Spa, Inc. Flow control
US8469675B2 (en) 2004-08-26 2013-06-25 Pentair Water Pool And Spa, Inc. Priming protection
US7874808B2 (en) * 2004-08-26 2011-01-25 Pentair Water Pool And Spa, Inc. Variable speed pumping system and method
US7686589B2 (en) 2004-08-26 2010-03-30 Pentair Water Pool And Spa, Inc. Pumping system with power optimization
US8019479B2 (en) 2004-08-26 2011-09-13 Pentair Water Pool And Spa, Inc. Control algorithm of variable speed pumping system
US7854597B2 (en) 2004-08-26 2010-12-21 Pentair Water Pool And Spa, Inc. Pumping system with two way communication
EP1905465B2 (en) 2006-09-28 2013-11-27 Smith & Nephew, Inc. Portable wound therapy system
JP2008104965A (ja) * 2006-10-26 2008-05-08 Seiko Epson Corp 液滴吐出ヘッドの制御方法、描画方法及び液滴吐出装置
GB0723855D0 (en) 2007-12-06 2008-01-16 Smith & Nephew Apparatus and method for wound volume measurement
AU2009302593B2 (en) 2008-10-06 2015-05-28 Danfoss Low Power Drives Method of operating a safety vacuum release system
US7967423B2 (en) * 2008-12-12 2011-06-28 Eastman Kodak Company Pressure modulation cleaning of jetting module nozzles
US8436559B2 (en) * 2009-06-09 2013-05-07 Sta-Rite Industries, Llc System and method for motor drive control pad and drive terminals
US9556874B2 (en) 2009-06-09 2017-01-31 Pentair Flow Technologies, Llc Method of controlling a pump and motor
US8564233B2 (en) 2009-06-09 2013-10-22 Sta-Rite Industries, Llc Safety system and method for pump and motor
GB201015656D0 (en) 2010-09-20 2010-10-27 Smith & Nephew Pressure control apparatus
CA2820887C (en) 2010-12-08 2019-10-22 Pentair Water Pool And Spa, Inc. Discharge vacuum relief valve for safety vacuum release system
ES2640280T3 (es) 2011-11-01 2017-11-02 Pentair Water Pool And Spa, Inc. Sistema y método de bloqueo de flujo
US9084845B2 (en) 2011-11-02 2015-07-21 Smith & Nephew Plc Reduced pressure therapy apparatuses and methods of using same
US9427505B2 (en) 2012-05-15 2016-08-30 Smith & Nephew Plc Negative pressure wound therapy apparatus
US9885360B2 (en) 2012-10-25 2018-02-06 Pentair Flow Technologies, Llc Battery backup sump pump systems and methods
JP2014184677A (ja) * 2013-03-25 2014-10-02 Dainippon Screen Mfg Co Ltd 液体供給装置および液体供給方法
AU2015370586B2 (en) 2014-12-22 2020-07-16 Smith & Nephew Plc Negative pressure wound therapy apparatus and methods
FR3049343A1 (fr) 2016-03-22 2017-09-29 Dover Europe Sarl Dispositif de mesure de debit et de viscosite et son utilisation dans une imprimante
FR3049214B1 (fr) 2016-03-22 2018-04-27 Dover Europe Sarl Debimetre et son utilisation dans une imprimante
FR3060449B1 (fr) * 2016-12-20 2019-05-31 Dover Europe Sarl Procede et dispositif pour detection de la vitesse de jets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252424B (it) * 1963-12-17
US3610782A (en) * 1969-10-06 1971-10-05 Precision Control Products Cor Controlled pump
US3600955A (en) * 1969-10-16 1971-08-24 Dick Co Ab Ink drop velocity indicator
JPS4871538A (it) * 1971-12-27 1973-09-27
JPS5040736A (it) * 1973-08-09 1975-04-14

Also Published As

Publication number Publication date
GB1408657A (en) 1975-10-01
US3787882A (en) 1974-01-22
JPS5838317B2 (ja) 1983-08-22
FR2197343A5 (it) 1974-03-22
DE2346558A1 (de) 1974-04-11
DE2346558C2 (de) 1984-08-30
JPS50105733A (it) 1975-08-20

Similar Documents

Publication Publication Date Title
IT989311B (it) Servocomando per una pompa a getto d inchiostro
IT992696B (it) Stampatrice a getto d inchiostro perfezionata
IT993821B (it) Ugello a oetto di inohiostro perfezionato
NL156967B (nl) Kantoormachine zoals een schrijfmachine met een drukelement.
BE804778A (fr) Imprimante a jet d'encre
AR212071A1 (es) Aparato impresor a chorro de tinta
IT993444B (it) Stampatrice a getto di inchiostro perfezionata
IT998914B (it) Apparecchiatura di stampa a getto di inchiostro perfezionata
IT1046476B (it) Apparecchiatura di stampa a getto di inchiostro
IT974203B (it) Meccanismo per il montaggio di apparecchiature ausiliarie su di una gru
CH556580A (de) Fluessigkeitsstrahl-drucker.
IT981971B (it) Tenuta meccanica perfezionata per pompa
IT996982B (it) Meccanismo a bariletto per pompa a stantuffi
AR195426A1 (es) Una embaracion
ES215501Y (es) Una navaja de afeitar.
IT989165B (it) Dispositivo per pulire i caratte ri di una macchina stampante
IT1003791B (it) Pompa a stantuffo rotante special mente per servosterzi
ES198440Y (es) Una disposicion de tobera de helice.
ES198772Y (es) Una disposicion de tobera de helice.
IT974758B (it) Solfoni insaturi comprendenti una funzione carbonilica
IT987301B (it) Pompa a idrogetto per piccole imbarcazioni
IT998913B (it) Trasduttore a getto di inchiostro
IT989292B (it) Complesso a doppia pompa
ES177425Y (es) Una henidora perfeccionada.
CH551873A (fr) Machine a ecrire.