CH613889A5 - Method of maintaining the balance, under any operating conditions, in the radial stresses exerted on the rotating cylinder of an extrusion press breaking up the boundary layer for pasty and thermoplastic materials - Google Patents

Method of maintaining the balance, under any operating conditions, in the radial stresses exerted on the rotating cylinder of an extrusion press breaking up the boundary layer for pasty and thermoplastic materials

Info

Publication number
CH613889A5
CH613889A5 CH1117676A CH1117676A CH613889A5 CH 613889 A5 CH613889 A5 CH 613889A5 CH 1117676 A CH1117676 A CH 1117676A CH 1117676 A CH1117676 A CH 1117676A CH 613889 A5 CH613889 A5 CH 613889A5
Authority
CH
Switzerland
Prior art keywords
pasty
balance
maintaining
operating conditions
under
Prior art date
Application number
CH1117676A
Other languages
English (en)
Inventor
Ernesto Gabbrielli
Original Assignee
Ernesto Gabbrielli
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 Ernesto Gabbrielli filed Critical Ernesto Gabbrielli
Publication of CH613889A5 publication Critical patent/CH613889A5/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/52—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders
    • B29B7/523—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices with rollers or the like, e.g. calenders co-operating with casings
    • 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
    • B29C48/465—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
CH1117676A 1975-09-17 1976-09-02 Method of maintaining the balance, under any operating conditions, in the radial stresses exerted on the rotating cylinder of an extrusion press breaking up the boundary layer for pasty and thermoplastic materials CH613889A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT45512/75A IT1050956B (it) 1975-09-17 1975-09-17 Metodo per mantenere equilibrate in ogni regime di lavoro le sollecitazioni radiali operanti sul cilindro rotorico di presse di estrusione di materie pastose e termplastiche

Publications (1)

Publication Number Publication Date
CH613889A5 true CH613889A5 (en) 1979-10-31

Family

ID=11257172

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1117676A CH613889A5 (en) 1975-09-17 1976-09-02 Method of maintaining the balance, under any operating conditions, in the radial stresses exerted on the rotating cylinder of an extrusion press breaking up the boundary layer for pasty and thermoplastic materials

Country Status (7)

Country Link
AT (1) ATA658576A (cg-RX-API-DMAC7.html)
CA (1) CA1101168A (cg-RX-API-DMAC7.html)
CH (1) CH613889A5 (cg-RX-API-DMAC7.html)
DE (1) DE2639704A1 (cg-RX-API-DMAC7.html)
FR (1) FR2324444A1 (cg-RX-API-DMAC7.html)
IT (1) IT1050956B (cg-RX-API-DMAC7.html)
NL (1) NL7610160A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1111225A (en) * 1977-05-11 1981-10-27 Zehev Tadmor Method and apparatus for processing polymeric material
US4227816A (en) 1978-08-21 1980-10-14 Usm Corporation Rotary processor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803039A (en) * 1953-12-10 1957-08-20 Union Carbide Corp Continuous plastic milling
NL109251C (cg-RX-API-DMAC7.html) * 1957-02-08 1900-01-01
DE1479894B2 (de) * 1961-06-10 1972-03-02 Beck, Erich, 6520 Worms Weinsheim Vorrichtung zur herstellung von platten oder folienbahnen aus thermoplastischem kunststoff
CH440677A (de) * 1965-06-08 1967-12-29 Jens Dipl Ing Werenskiold Verfahren zur Herstellung und Verarbeitung von unbeschichteten oder beschichteten Kunststoff-Folien
US3880564A (en) * 1972-11-16 1975-04-29 Askco Engineering Corp Apparatus for producing plastic sheet or film stock

Also Published As

Publication number Publication date
DE2639704A1 (de) 1977-03-24
FR2324444B1 (cg-RX-API-DMAC7.html) 1981-06-26
NL7610160A (nl) 1977-03-21
IT1050956B (it) 1981-03-20
FR2324444A1 (fr) 1977-04-15
CA1101168A (en) 1981-05-19
ATA658576A (de) 1980-05-15

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased