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WO2009047601A3 - Dense phase powder pump comprising a supply hose having a specific inside roughness - Google Patents

Dense phase powder pump comprising a supply hose having a specific inside roughness Download PDF

Info

Publication number
WO2009047601A3
WO2009047601A3 PCT/IB2008/002438 IB2008002438W WO2009047601A3 WO 2009047601 A3 WO2009047601 A3 WO 2009047601A3 IB 2008002438 W IB2008002438 W IB 2008002438W WO 2009047601 A3 WO2009047601 A3 WO 2009047601A3
Authority
WO
WIPO (PCT)
Prior art keywords
powder
dense phase
powder pump
phase powder
supply hose
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.)
Ceased
Application number
PCT/IB2008/002438
Other languages
French (fr)
Other versions
WO2009047601A2 (en
Inventor
Hanspeter Vieli
Marco Sanwald
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.)
Gema Switzerland GmbH
Original Assignee
Gema Switzerland GmbH
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 Gema Switzerland GmbH filed Critical Gema Switzerland GmbH
Publication of WO2009047601A2 publication Critical patent/WO2009047601A2/en
Publication of WO2009047601A3 publication Critical patent/WO2009047601A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
    • B05B7/1404—Arrangements for supplying particulate material
    • B05B7/1459—Arrangements for supplying particulate material comprising a chamber, inlet and outlet valves upstream and downstream the chamber and means for alternately sucking particulate material into and removing particulate material from the chamber through the valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
    • B65G53/28—Systems utilising a combination of gas pressure and suction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/52—Adaptations of pipes or tubes
    • B65G53/525—Adaptations of pipes or tubes for conveyance in plug-form
    • 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
    • F04B43/0009—Special features
    • F04B43/0054—Special features particularities of the flexible members
    • F04B43/0072—Special features particularities of the flexible members of 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
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/082—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Electrostatic Spraying Apparatus (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

A method to feed coating powder, and powder spraycoating equipment as well as powder spraycoating equipment containing a dense phase powder pump (10) and a flexible powder discharge hose (28) connected/connectable to the powder discharge side (26) of the dense phase powder pump (10) to discharge coating powder, where the hose wall is constituted entirely or at least at the hose inside surface of an electrically insulating material wherein, the hose inside surface exhibits a roughness between 2 and 7 micron.
PCT/IB2008/002438 2007-10-13 2008-09-18 Dense phase powder pump comprising a supply hose having a specific inside roughness Ceased WO2009047601A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007049170A DE102007049170A1 (en) 2007-10-13 2007-10-13 Powder spray coater or powder feeder of a powder spray coater
DE102007049170.2 2007-10-13

Publications (2)

Publication Number Publication Date
WO2009047601A2 WO2009047601A2 (en) 2009-04-16
WO2009047601A3 true WO2009047601A3 (en) 2009-09-03

Family

ID=40435481

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2008/002438 Ceased WO2009047601A2 (en) 2007-10-13 2008-09-18 Dense phase powder pump comprising a supply hose having a specific inside roughness

Country Status (2)

Country Link
DE (1) DE102007049170A1 (en)
WO (1) WO2009047601A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017103487A1 (en) 2017-02-21 2018-08-23 Gema Switzerland Gmbh POWDER SEALING POWER PUMP
CN111375768A (en) * 2020-04-14 2020-07-07 罗哲 Automatic powder material blanking device of powder metallurgy equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005047748A1 (en) * 2003-11-12 2005-05-26 Huber+Suhner Ag Tube for the transport of particularly powdery materials generating an electrostatic charge
US20060193704A1 (en) * 2003-07-11 2006-08-31 Giancarlo Simontacchi Device for conveying powders through pipelines
EP1757370A2 (en) * 2005-08-24 2007-02-28 Brother Kogyo Kabushiki Kaisha Film forming apparatus and jetting nozzle
US20070141284A1 (en) * 2005-12-19 2007-06-21 Saint-Gobain Performance Plastics Corporation Smooth bore flexible fluid conduit

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070132A (en) 1960-04-06 1962-12-25 David S Sheridan Non-sparking medico-surgical tubes
DE7534723U (en) 1975-11-03 1976-03-18 Zeissig Geb. Trimborn, Ruth, 4330 Muelheim CLEAR PLASTIC HOSE IN ELECTRO-ANTISTATIC OR. ELECTRICALLY CONDUCTIVE QUALITY OR TUBE OF THIS VERSION
US4027659A (en) 1975-11-21 1977-06-07 Krandex Corporation Radiographic opaque and conductive stripped medical tubes
DE2849295C2 (en) 1978-11-14 1985-04-04 Ransburg-Gema AG, St.Gallen Spray coating device for coating objects
DE7934101U1 (en) 1979-12-04 1981-07-09 Pahl'sche Gummi- Asbest-Gesellschaft Paguag GmbH & Co, 4000 Düsseldorf ELECTRICALLY CONDUCTIVE HOSE PIPE
DE3014114C2 (en) 1980-04-12 1982-04-29 Gema AG Apparatebau, 9015 St. Gallen Device for the automatic coating of objects with a spray device
DE3926624A1 (en) 1989-08-11 1991-02-14 Gema Ransburg Ag ELECTROSTATIC POWDER COATING DEVICE
DE4325044C2 (en) 1993-07-26 2002-07-18 Itw Gema Ag Powder conveying device, in particular for coating powder
JPH0971325A (en) 1995-09-06 1997-03-18 Kazutoshi Ogawa Pneumatic powder material transporting device
DE19611533B4 (en) 1996-03-23 2005-11-03 Itw Gema Ag Device for powder coating
IT1287373B1 (en) * 1996-12-06 1998-08-04 Fitt Spa ANTISTATIC FLEXIBLE HOSE.
DE19833493A1 (en) 1998-07-24 2000-01-27 Wagner International Ag Altsta Hose for conveying flowable substances
AU2003304031A1 (en) 2002-10-14 2004-10-25 H. Borger And Co. Gmbh Method and device for transporting pulverulent material
DE102004007967A1 (en) 2004-02-18 2005-09-08 Dürr Systems GmbH Powder feed pump and associated operating method
DE202006015697U1 (en) * 2005-05-31 2007-03-08 Nordson Corporation, Westlake Nozzle for powder spray gun for powder coating system used for applying powder coating materials, comprises nozzle body having integral deflector forming outlet having cross-sectional area greater than or equal to that of inlet of flow path

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060193704A1 (en) * 2003-07-11 2006-08-31 Giancarlo Simontacchi Device for conveying powders through pipelines
WO2005047748A1 (en) * 2003-11-12 2005-05-26 Huber+Suhner Ag Tube for the transport of particularly powdery materials generating an electrostatic charge
EP1757370A2 (en) * 2005-08-24 2007-02-28 Brother Kogyo Kabushiki Kaisha Film forming apparatus and jetting nozzle
US20070141284A1 (en) * 2005-12-19 2007-06-21 Saint-Gobain Performance Plastics Corporation Smooth bore flexible fluid conduit

Also Published As

Publication number Publication date
WO2009047601A2 (en) 2009-04-16
DE102007049170A1 (en) 2009-04-16

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