ITMI20020263A1 - Pompa per il trasporto di masse fuse di polimeri ed elastomeri - Google Patents

Pompa per il trasporto di masse fuse di polimeri ed elastomeri

Info

Publication number
ITMI20020263A1
ITMI20020263A1 IT2002MI000263A ITMI20020263A ITMI20020263A1 IT MI20020263 A1 ITMI20020263 A1 IT MI20020263A1 IT 2002MI000263 A IT2002MI000263 A IT 2002MI000263A IT MI20020263 A ITMI20020263 A IT MI20020263A IT MI20020263 A1 ITMI20020263 A1 IT MI20020263A1
Authority
IT
Italy
Prior art keywords
pump
pump body
elastomers
polymers
transport
Prior art date
Application number
IT2002MI000263A
Other languages
English (en)
Inventor
Luigi Macchi
Original Assignee
Alfatech Srl
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 Alfatech Srl filed Critical Alfatech Srl
Priority to IT2002MI000263A priority Critical patent/ITMI20020263A1/it
Publication of ITMI20020263A0 publication Critical patent/ITMI20020263A0/it
Priority to AT03000936T priority patent/ATE299430T1/de
Priority to EP03000936A priority patent/EP1334816B1/en
Priority to ES03000936T priority patent/ES2245751T3/es
Priority to DE60300990T priority patent/DE60300990T2/de
Priority to US10/349,382 priority patent/US6824368B2/en
Priority to JP2003026596A priority patent/JP2004003441A/ja
Publication of ITMI20020263A1 publication Critical patent/ITMI20020263A1/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0096—Heating; Cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • B29C48/37—Gear pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/387—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a gear pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/001—Pumps for particular liquids
    • F04C13/002—Pumps for particular liquids for homogeneous viscous liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/086—Carter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
IT2002MI000263A 2002-02-12 2002-02-12 Pompa per il trasporto di masse fuse di polimeri ed elastomeri ITMI20020263A1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT2002MI000263A ITMI20020263A1 (it) 2002-02-12 2002-02-12 Pompa per il trasporto di masse fuse di polimeri ed elastomeri
AT03000936T ATE299430T1 (de) 2002-02-12 2003-01-16 Zahnradpumpe zum fördern von polymeren und elastomeren stoffen
EP03000936A EP1334816B1 (en) 2002-02-12 2003-01-16 Gear pump for conveying polymers and elastomers
ES03000936T ES2245751T3 (es) 2002-02-12 2003-01-16 Bomba de engranajes para el transporte de polimeros y elastomeros.
DE60300990T DE60300990T2 (de) 2002-02-12 2003-01-16 Zahnradpumpe zum Fördern von polymeren und elastomeren Stoffen
US10/349,382 US6824368B2 (en) 2002-02-12 2003-01-21 Pump for conveying molten masses of polymers and elastomers
JP2003026596A JP2004003441A (ja) 2002-02-12 2003-02-04 溶融したポリマーおよびエラストマーの塊を運搬するためのポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002MI000263A ITMI20020263A1 (it) 2002-02-12 2002-02-12 Pompa per il trasporto di masse fuse di polimeri ed elastomeri

Publications (2)

Publication Number Publication Date
ITMI20020263A0 ITMI20020263A0 (it) 2002-02-12
ITMI20020263A1 true ITMI20020263A1 (it) 2003-08-12

Family

ID=11449192

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2002MI000263A ITMI20020263A1 (it) 2002-02-12 2002-02-12 Pompa per il trasporto di masse fuse di polimeri ed elastomeri

Country Status (7)

Country Link
US (1) US6824368B2 (it)
EP (1) EP1334816B1 (it)
JP (1) JP2004003441A (it)
AT (1) ATE299430T1 (it)
DE (1) DE60300990T2 (it)
ES (1) ES2245751T3 (it)
IT (1) ITMI20020263A1 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7597145B2 (en) * 2005-05-18 2009-10-06 Blue Marble Engineering, L.L.C. Fluid-flow system, device and method
US7392988B2 (en) * 2006-06-29 2008-07-01 Equistar Chemicals, Lp Rotary seal
DE102006033028A1 (de) * 2006-07-17 2008-01-24 Vmi - Az Extrusion Gmbh Extruder-Zahnradpumpen-Kombination
WO2009039881A1 (de) * 2007-09-21 2009-04-02 Maag Pump Systems Textron Ag Zahnradpumpe mit geteiltem pumpengehäuse
US8821140B2 (en) * 2010-04-29 2014-09-02 Dan Paval Gear pump
CN103089611A (zh) * 2011-11-03 2013-05-08 杨家轩 一种旋转活塞水泵
CN102966537A (zh) * 2012-11-22 2013-03-13 无锡市东方液压件制造有限公司 一种适用于汽车转向系统的斜齿齿轮油泵
JP5607197B2 (ja) * 2013-03-11 2014-10-15 東洋ゴム工業株式会社 ギアポンプの寿命予測方法及びゴム押出装置
WO2017046197A1 (de) * 2015-09-15 2017-03-23 Avl List Gmbh Kühlbare vorrichtung zur messung von durchflussvorgängen von fluiden
AT517820B1 (de) 2015-09-15 2017-08-15 Avl List Gmbh Kühlbare Vorrichtung zur Messung von Durchflussvorgängen von Fluiden
GB201614327D0 (en) * 2016-08-22 2016-10-05 Rolls-Royce Controls And Data Services Ltd Gear pump bearing
GB201614326D0 (en) * 2016-08-22 2016-10-05 Rolls-Royce Controls And Data Services Ltd Gear pump bearing
FR3060669B1 (fr) * 2016-12-20 2020-11-27 Coutier Moulage Gen Ind Pompe a engrenage a plaques et pions de centrage hydrauliques.
EP4030056A1 (en) * 2021-01-19 2022-07-20 Alfa Laval Corporate AB A rotary positive displacement pump

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL73753C (it) *
GB103669A (en) * 1916-01-24 1900-01-01 Maag Max Improvements in or relating to Gear Pumps.
US2531726A (en) * 1946-01-26 1950-11-28 Roper Corp Geo D Positive displacement rotary pump
US3077839A (en) * 1960-10-28 1963-02-19 John T Gondek Pump constructions
FR1367625A (fr) * 1963-06-11 1964-07-24 Dispositif d'entraînement de pompe à huile lubrifié
NL6811174A (it) * 1967-10-24 1969-04-28
DE2200048A1 (de) * 1972-01-03 1973-07-19 Karl Heinz Fricke Neuartige dichtgrenzen an verdichtern, pumpen, dreh- oder kreiskolbenmaschinen, gasmotoren, hydromotoren usw
AT355916B (de) * 1976-07-13 1980-03-25 Akzo Nv Zahnradpumpe mit verminderter leistungsaufnahme zum foerdern viskoser fluessigkeiten
US4420291A (en) * 1979-01-05 1983-12-13 Maryland Cup Corporation Dynamic cooler apparatus for molten thermoplastic material
US4329128A (en) * 1979-12-17 1982-05-11 Parks-Cramer Company Pump for thermoplastic materials with heater means
SU1370305A1 (ru) * 1985-10-01 1988-01-30 Г.Б.Осадчий Шестеренный насос
FR2647853A1 (fr) * 1989-06-05 1990-12-07 Cit Alcatel Pompe primaire seche a deux etages
US5267847A (en) * 1990-12-24 1993-12-07 Bridgestone Corporation Compact precision extrusion system
JPH0552185A (ja) * 1991-08-22 1993-03-02 Kobe Steel Ltd 溶融樹脂用ギヤポンプ
DE9217162U1 (it) * 1992-12-16 1993-03-25 Maag Pump Systems Ag, Zuerich, Ch
EP0715078B1 (de) * 1996-02-09 2001-11-07 Maag Pump Systems Textron AG Zahnradpumpe
US5788473A (en) * 1996-12-10 1998-08-04 Ingersoll-Dresser Pump Company Integral close coupling for a rotary gear pump
DE69926709T2 (de) * 1998-10-14 2006-06-08 Manuel Munoz Saiz Kugelzahnradpumpe
US6213745B1 (en) * 1999-05-03 2001-04-10 Dynisco High-pressure, self-lubricating journal bearings

Also Published As

Publication number Publication date
EP1334816B1 (en) 2005-07-13
EP1334816A1 (en) 2003-08-13
DE60300990T2 (de) 2006-04-20
US20030152474A1 (en) 2003-08-14
DE60300990D1 (de) 2005-08-18
ES2245751T3 (es) 2006-01-16
ATE299430T1 (de) 2005-07-15
ITMI20020263A0 (it) 2002-02-12
JP2004003441A (ja) 2004-01-08
US6824368B2 (en) 2004-11-30

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