DD135595A1 - FILTER CHANGE DEVICE, ESPECIALLY FOR PLASTIC PROCESSING EXTRACTERS - Google Patents

FILTER CHANGE DEVICE, ESPECIALLY FOR PLASTIC PROCESSING EXTRACTERS

Info

Publication number
DD135595A1
DD135595A1 DD78204505A DD20450578A DD135595A1 DD 135595 A1 DD135595 A1 DD 135595A1 DD 78204505 A DD78204505 A DD 78204505A DD 20450578 A DD20450578 A DD 20450578A DD 135595 A1 DD135595 A1 DD 135595A1
Authority
DD
German Democratic Republic
Prior art keywords
extracters
change device
plastic processing
filter change
filter
Prior art date
Application number
DD78204505A
Other languages
German (de)
Inventor
Heinz Goetzelt
Heinz Walter
Original Assignee
Heinz Goetzelt
Heinz Walter
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 Heinz Goetzelt, Heinz Walter filed Critical Heinz Goetzelt
Priority to DD78204505A priority Critical patent/DD135595A1/en
Priority to DE19792903773 priority patent/DE2903773A1/en
Priority to GB7907306A priority patent/GB2017518A/en
Publication of DD135595A1 publication Critical patent/DD135595A1/en

Links

Classifications

    • 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
    • B29C48/6912—Arrangements for replacing filters, e.g. with two parallel filters for alternate use the filters being fitted on a single rectilinearly reciprocating slide
    • 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
    • B29C48/254—Sealing means
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DD78204505A 1978-03-31 1978-03-31 FILTER CHANGE DEVICE, ESPECIALLY FOR PLASTIC PROCESSING EXTRACTERS DD135595A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DD78204505A DD135595A1 (en) 1978-03-31 1978-03-31 FILTER CHANGE DEVICE, ESPECIALLY FOR PLASTIC PROCESSING EXTRACTERS
DE19792903773 DE2903773A1 (en) 1978-03-31 1979-02-01 FILTER CHANGING DEVICE, IN PARTICULAR FOR PLASTIC PROCESSING EXTRUDERS
GB7907306A GB2017518A (en) 1978-03-31 1979-03-01 Filter-changer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD78204505A DD135595A1 (en) 1978-03-31 1978-03-31 FILTER CHANGE DEVICE, ESPECIALLY FOR PLASTIC PROCESSING EXTRACTERS

Publications (1)

Publication Number Publication Date
DD135595A1 true DD135595A1 (en) 1979-05-16

Family

ID=5512023

Family Applications (1)

Application Number Title Priority Date Filing Date
DD78204505A DD135595A1 (en) 1978-03-31 1978-03-31 FILTER CHANGE DEVICE, ESPECIALLY FOR PLASTIC PROCESSING EXTRACTERS

Country Status (3)

Country Link
DD (1) DD135595A1 (en)
DE (1) DE2903773A1 (en)
GB (1) GB2017518A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728279A (en) * 1985-10-03 1988-03-01 Hermann Berstorff Maschinenbau Gmbh Extrusion head including a sealing mechanism for a filter changing device
CN114746244A (en) * 2019-11-28 2022-07-12 诺信公司 Device for filtering a fluid, in particular a plastic melt with impurities, and valve arrangement for such a fluid

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3043217C2 (en) * 1980-11-15 1982-07-15 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Screen or die changing device for screw extruders
DE4419284C1 (en) * 1994-06-01 1995-10-26 Gneuss Kunststofftechnik Gmbh Plate screen changer
WO2002059508A1 (en) 2001-01-25 2002-08-01 Kreyenborg Verwaltungen Und Beteiligungen Gmbh & Co. Kg Seal between two parts between which a relative movement is to be carried out
CN104924576A (en) * 2015-06-24 2015-09-23 常州博美新材料科技有限公司 Extruder screen changer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728279A (en) * 1985-10-03 1988-03-01 Hermann Berstorff Maschinenbau Gmbh Extrusion head including a sealing mechanism for a filter changing device
CN114746244A (en) * 2019-11-28 2022-07-12 诺信公司 Device for filtering a fluid, in particular a plastic melt with impurities, and valve arrangement for such a fluid
CN114746244B (en) * 2019-11-28 2024-03-15 诺信公司 Device for filtering a fluid, in particular a plastic melt with impurities, and valve device for such a fluid

Also Published As

Publication number Publication date
GB2017518A (en) 1979-10-10
DE2903773A1 (en) 1979-10-04

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