IT1004709B - VALVE UNIT FOR THE CHANGE OF FILTER IN AN EXTRUDER - Google Patents

VALVE UNIT FOR THE CHANGE OF FILTER IN AN EXTRUDER

Info

Publication number
IT1004709B
IT1004709B IT67084/74A IT6708474A IT1004709B IT 1004709 B IT1004709 B IT 1004709B IT 67084/74 A IT67084/74 A IT 67084/74A IT 6708474 A IT6708474 A IT 6708474A IT 1004709 B IT1004709 B IT 1004709B
Authority
IT
Italy
Prior art keywords
extruder
filter
change
valve unit
valve
Prior art date
Application number
IT67084/74A
Other languages
Italian (it)
Original Assignee
Zink J Co Inc
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 Zink J Co Inc filed Critical Zink J Co Inc
Application granted granted Critical
Publication of IT1004709B publication Critical patent/IT1004709B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/083—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug
    • F16K11/0836—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug having all the connecting conduits situated in more than one plane perpendicular to the axis of the plug
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
    • 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
    • B29C48/255—Flow control means, e.g. valves
    • B29C48/2554—Flow control means, e.g. valves provided in or in the proximity of filter devices
    • 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
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • 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
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/691—Arrangements for replacing filters, e.g. with two parallel filters for alternate use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K35/00—Means to prevent accidental or unauthorised actuation
    • F16K35/14—Means to prevent accidental or unauthorised actuation interlocking two or more valves
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/694—Cylindrical or conical filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Multiple-Way Valves (AREA)
IT67084/74A 1973-01-23 1974-01-11 VALVE UNIT FOR THE CHANGE OF FILTER IN AN EXTRUDER IT1004709B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32601973A 1973-01-23 1973-01-23

Publications (1)

Publication Number Publication Date
IT1004709B true IT1004709B (en) 1976-07-20

Family

ID=23270476

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67084/74A IT1004709B (en) 1973-01-23 1974-01-11 VALVE UNIT FOR THE CHANGE OF FILTER IN AN EXTRUDER

Country Status (7)

Country Link
JP (1) JPS49109457A (en)
CA (1) CA1000589A (en)
CH (1) CH568147A5 (en)
DE (1) DE2402172C2 (en)
FR (1) FR2214845B1 (en)
GB (1) GB1455611A (en)
IT (1) IT1004709B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522233A (en) * 1982-09-29 1985-06-11 Smith & Loveless, Inc. Multi-position plug valve
DE19508658A1 (en) * 1994-03-15 1995-10-12 Wil Man Polymer Filtration Gmb Control device for fluid sub-streams
DE19824902A1 (en) 1998-06-04 1999-12-30 Dornier Gmbh Lindauer Melt valve
DE10238901B3 (en) * 2002-08-24 2004-06-03 Zentes Unitex Gmbh Stopcock valve
EP1945979B1 (en) * 2005-11-10 2009-07-22 Soltherm AG Control unit having valves
ES2338402B2 (en) * 2008-08-20 2011-02-10 Sacopa, S.A.U. "DEVICE FOR THE CLOSURE AND OPENING OF THE OUTPUT HOLES IN THE FLUID DISTRIBUTING VALVES".
DE102010037148A1 (en) * 2010-08-24 2012-03-01 Woco Industrietechnik Gmbh Multi-way valve and fluid circuit with such
WO2015173811A1 (en) * 2014-05-14 2015-11-19 S.P.C. Tech Ltd. Fluid pipe hub
AT517062A1 (en) * 2015-03-09 2016-10-15 Dr Collin Gmbh Apparatus and method for testing liquids
ES2895852T3 (en) * 2016-10-13 2022-02-22 Starlinger & Co Gmbh Apparatus and process for filtering polymer melts
CN109780267A (en) * 2018-12-26 2019-05-21 佛山市顺德区美的洗涤电器制造有限公司 A kind of gas valve and gas utensil
CN113566017B (en) * 2021-09-26 2021-11-26 南通国电阀门科技有限公司 Anti-blocking check valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL132958C (en) * 1945-04-07 1900-01-01
DE1131875B (en) * 1958-09-23 1962-06-20 Plasticwerk Nordwalde G M B H Nozzle for processing plastic materials in screw presses or the like.
US3243849A (en) * 1964-05-19 1966-04-05 Du Pont Screen changing
US3394735A (en) * 1967-02-27 1968-07-30 Andale Co Valve member for a duplex strainer

Also Published As

Publication number Publication date
FR2214845A1 (en) 1974-08-19
CA1000589A (en) 1976-11-30
GB1455611A (en) 1976-11-17
DE2402172A1 (en) 1974-07-25
JPS49109457A (en) 1974-10-17
DE2402172C2 (en) 1984-06-28
FR2214845B1 (en) 1982-10-08
CH568147A5 (en) 1975-10-31

Similar Documents

Publication Publication Date Title
SE400617B (en) SCREW
NL7415777A (en) FILTER WITH MULTIPLE MEDIA.
DK132860B (en) MULTI-LAYER ABSORPTION PILLOW
IT1017196B (en) TANK FOR CARDIOTOMY
SE389244B (en) FILTER UNIT
BE810095A (en) DIGITAEL FILTER
NL153745B (en) HIGH PASS FILTER.
NL7414010A (en) CERAMIC FILTER WITH DIVIDED CONSTANT ELEMENTS.
IT1004709B (en) VALVE UNIT FOR THE CHANGE OF FILTER IN AN EXTRUDER
AT358812B (en) MULTI-SCREW EXTRUDERS
BE786990A (en) APPARATUS FOR MOLDING THIN LAYERS
IT1008989B (en) FILTRATION
CH546090A (en) FILTER UNIT.
BE813086A (en) TAPS
BR7203722D0 (en) OUTLET WITH FILTER
IT993611B (en) FILTER GROUP
IT954713B (en) LAMINATE FOR FILTERS
SE373296B (en) LASDON FOR COMPACT FILTER CELLS
BE798253A (en) SEATING
SU456096A1 (en) Screw
IT1024561B (en) BATHROOM UNIT FOR VIARI FERBO WAGONS
IT1019918B (en) COMPACT STRUCTURE FOR KITCHEN
NL7414760A (en) AIR CHANGE FILTER.
SU480427A1 (en) Electric filter
AT338834B (en) FILTER DEVICE