CA1017261A - Screen changer with sleeve seals - Google Patents

Screen changer with sleeve seals

Info

Publication number
CA1017261A
CA1017261A CA185,674A CA185674A CA1017261A CA 1017261 A CA1017261 A CA 1017261A CA 185674 A CA185674 A CA 185674A CA 1017261 A CA1017261 A CA 1017261A
Authority
CA
Canada
Prior art keywords
screen changer
sleeve seals
seals
sleeve
changer
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
Application number
CA185,674A
Other versions
CA185674S (en
Inventor
James P. Paquette
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.)
Berlyn Corp
Original Assignee
Berlyn Corp
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 Berlyn Corp filed Critical Berlyn Corp
Application granted granted Critical
Publication of CA1017261A publication Critical patent/CA1017261A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00—Treatment of filament-forming or like material
    • D01D1/10—Filtering or de-aerating the spinning solution or melt
    • 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
    • B29C48/25—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
    • B29C48/03—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)
  • Textile Engineering (AREA)
  • Filtration Of Liquid (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA185,674A 1972-11-20 1973-11-13 Screen changer with sleeve seals Expired CA1017261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30781572A 1972-11-20 1972-11-20

Publications (1)

Publication Number Publication Date
CA1017261A true CA1017261A (en) 1977-09-13

Family

ID=23191276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,674A Expired CA1017261A (en) 1972-11-20 1973-11-13 Screen changer with sleeve seals

Country Status (4)

Country Link
JP (1) JPS504663A (en)
CA (1) CA1017261A (en)
DE (1) DE2357608A1 (en)
GB (1) GB1445167A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4227137C2 (en) * 1991-02-25 1995-04-27 Rielmann Hans Georg Filter device for liquid plastic pressure pipes
DE102019126184A1 (en) * 2019-09-27 2021-04-01 Reifenhäuser GmbH & Co. KG Maschinenfabrik Sieve unit for plastic melt with participation

Also Published As

Publication number Publication date
JPS504663A (en) 1975-01-18
DE2357608A1 (en) 1974-05-22
GB1445167A (en) 1976-08-04

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