ES2060747T3 - Rodete de bomba. - Google Patents

Rodete de bomba.

Info

Publication number
ES2060747T3
ES2060747T3 ES89300910T ES89300910T ES2060747T3 ES 2060747 T3 ES2060747 T3 ES 2060747T3 ES 89300910 T ES89300910 T ES 89300910T ES 89300910 T ES89300910 T ES 89300910T ES 2060747 T3 ES2060747 T3 ES 2060747T3
Authority
ES
Spain
Prior art keywords
foam
pump impeller
impeller
shaft
pattern
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.)
Expired - Lifetime
Application number
ES89300910T
Other languages
English (en)
Inventor
Richard Robert Freeman
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.)
Concentric Pumps Ltd
Original Assignee
Concentric Pumps Ltd
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 Concentric Pumps Ltd filed Critical Concentric Pumps Ltd
Application granted granted Critical
Publication of ES2060747T3 publication Critical patent/ES2060747T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • F04D29/2222—Construction and assembly
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S29/00—Metal working
    • Y10S29/029—Molding with other step
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Braking Systems And Boosters (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

PROPULSOR DE BOMBA DE AGUA, QUE SE MUESTRA EN LA FIGURA 1, QUE ES MOLDEADO DIRECTAMENTE EN EL EJE MEDIANTE LA PREVIA REALIZACION DE UN PATRON DE ESPUMA DEL IMPULSOR EN EL EJE, Y UTILIZANDO ENTONCES ESTE PATRON PARA FORMAR UNA CAVIDAD EN EL MOLDE EN EL QUE LA ESPUMA SE HALLA CONTENIDO, INTRODUCIENDO FINALMENTE EL METAL FUNDIDO DENTRO DE LA CAVIDAD PARA DESTRUIR LA ESPUMA Y FORMAR EL IMPULSOR.
ES89300910T 1988-03-01 1989-01-31 Rodete de bomba. Expired - Lifetime ES2060747T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888804794A GB8804794D0 (en) 1988-03-01 1988-03-01 Pump impeller

Publications (1)

Publication Number Publication Date
ES2060747T3 true ES2060747T3 (es) 1994-12-01

Family

ID=10632610

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89300910T Expired - Lifetime ES2060747T3 (es) 1988-03-01 1989-01-31 Rodete de bomba.

Country Status (10)

Country Link
US (1) US4891876A (es)
EP (1) EP0331288B1 (es)
JP (1) JPH01253595A (es)
AT (1) ATE109545T1 (es)
BR (1) BR8900923A (es)
DE (1) DE68917175T2 (es)
ES (1) ES2060747T3 (es)
GB (2) GB8804794D0 (es)
IE (1) IE64555B1 (es)
PT (1) PT89708B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5176188A (en) * 1991-02-14 1993-01-05 E. I. Du Pont De Nemours And Company Investment casting method and pattern material comprising thermally-collapsible expanded microspheres
DE4338475A1 (de) * 1993-11-10 1995-05-11 Bmw Rolls Royce Gmbh Wellen-Nabenverbindung mit einer Leichtmetall-Nabe
US6296566B1 (en) 1999-10-05 2001-10-02 Case Corporation Infeed impeller for a rotary combine
US6413039B1 (en) 2000-06-01 2002-07-02 Uis, Inc Impeller for coolant pumps
US6663347B2 (en) * 2001-06-06 2003-12-16 Borgwarner, Inc. Cast titanium compressor wheel
CN101152663B (zh) * 2006-09-29 2010-10-20 上海东方泵业(集团)有限公司 用于铸造水泵叶轮的多功能烘芯板
GB2462275A (en) * 2008-07-31 2010-02-03 Cummins Turbo Tech Ltd A method of connection a turbine shaft to a rotor
WO2010071956A1 (en) * 2008-12-22 2010-07-01 Canadian Bank Note Company, Limited Improved printing of tactile marks for the visually impaired
DE102010022715A1 (de) * 2010-06-04 2011-12-08 Minebea Co., Ltd. Verfahren zur Herstellung eines Lüfterrads und Lüfterrad
DE102011108539A1 (de) * 2011-07-26 2013-01-31 Ihi Charging Systems International Gmbh Verbindungsanordnung einer Welle mit einem Laufrad, sowie Verfahren zum Herstellen einer solchen Verbindungsanordnung
CN116292377A (zh) * 2023-02-07 2023-06-23 山东省章丘鼓风机股份有限公司 一种渣浆泵叶轮预留件、叶轮模具及叶轮轴孔内螺纹加工方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793412A (en) * 1950-12-15 1957-05-28 Gen Motors Corp Blade investment casting process
GB798810A (en) * 1954-06-03 1958-07-30 Alfred Buchi A cast impeller for centrifugal blowers or pumps
FR1201101A (fr) * 1958-08-04 1959-12-28 Procédé de moulage à modèle perdu
GB1085343A (en) * 1965-02-26 1967-09-27 Geoffrey Woods Improvements in fan impellers
US3734697A (en) * 1970-07-13 1973-05-22 Roth Co Roy E Pump impeller making
JPS5622496B1 (es) * 1971-01-26 1981-05-26
US3889737A (en) * 1974-01-04 1975-06-17 Ford Motor Co Dry sand core process for use with lost foam molding process
JPS5226602A (en) * 1975-08-25 1977-02-28 Ebara Corp Casting method of impeler for both absorbing
JPS55117552A (en) * 1979-03-03 1980-09-09 Nissan Motor Co Ltd Insert bonding method and insert bonding device of object to be bonded by die-casting
DE2945531C2 (de) * 1979-11-10 1982-01-07 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Turboschaufel mit einem Matellkern und einem Keramikblatt
GB8414129D0 (en) * 1984-06-02 1984-07-04 Cosworth Res & Dev Ltd Casting of metal articles
JPS6224837A (ja) * 1985-07-24 1987-02-02 Sekisui Plastics Co Ltd 金属部品の埋め込み鋳造方法

Also Published As

Publication number Publication date
BR8900923A (pt) 1989-10-24
PT89708A (pt) 1989-11-10
EP0331288A3 (en) 1990-08-01
IE64555B1 (en) 1995-08-23
EP0331288B1 (en) 1994-08-03
DE68917175D1 (de) 1994-09-08
US4891876A (en) 1990-01-09
GB8902106D0 (en) 1989-03-22
GB8804794D0 (en) 1988-03-30
GB2216048B (en) 1991-07-31
GB2216048A (en) 1989-10-04
EP0331288A2 (en) 1989-09-06
DE68917175T2 (de) 1994-11-24
ATE109545T1 (de) 1994-08-15
IE890628L (en) 1989-09-01
PT89708B (pt) 1994-05-31
JPH01253595A (ja) 1989-10-09

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