FR2978934B1 - EXTRUDER SCREW TYPE - Google Patents

EXTRUDER SCREW TYPE

Info

Publication number
FR2978934B1
FR2978934B1 FR1102492A FR1102492A FR2978934B1 FR 2978934 B1 FR2978934 B1 FR 2978934B1 FR 1102492 A FR1102492 A FR 1102492A FR 1102492 A FR1102492 A FR 1102492A FR 2978934 B1 FR2978934 B1 FR 2978934B1
Authority
FR
France
Prior art keywords
screw type
extruder screw
extruder
type
screw
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.)
Active
Application number
FR1102492A
Other languages
French (fr)
Other versions
FR2978934A1 (en
Inventor
Timothy D Mazzocca
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.)
RMS EQUIPMENT LLC
Original Assignee
RMS EQUIPMENT LLC
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 RMS EQUIPMENT LLC filed Critical RMS EQUIPMENT LLC
Priority to FR1102492A priority Critical patent/FR2978934B1/en
Publication of FR2978934A1 publication Critical patent/FR2978934A1/en
Application granted granted Critical
Publication of FR2978934B1 publication Critical patent/FR2978934B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B29C48/505—Screws
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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
    • B29C48/505—Screws
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • B29C48/505—Screws
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/60—Thread tops
    • 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
FR1102492A 2011-08-09 2011-08-09 EXTRUDER SCREW TYPE Active FR2978934B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1102492A FR2978934B1 (en) 2011-08-09 2011-08-09 EXTRUDER SCREW TYPE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1102492A FR2978934B1 (en) 2011-08-09 2011-08-09 EXTRUDER SCREW TYPE

Publications (2)

Publication Number Publication Date
FR2978934A1 FR2978934A1 (en) 2013-02-15
FR2978934B1 true FR2978934B1 (en) 2016-09-02

Family

ID=44802130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1102492A Active FR2978934B1 (en) 2011-08-09 2011-08-09 EXTRUDER SCREW TYPE

Country Status (1)

Country Link
FR (1) FR2978934B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10532490B2 (en) * 2016-04-06 2020-01-14 Davis-Standard, Llc Plasticating apparatus screw having grooves of varying angles and depths

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632254A (en) * 1970-01-14 1972-01-04 Dart Ind Inc Apparatus for producing fiber reinforced plastics
JPS567863B2 (en) * 1974-03-23 1981-02-20
JPS51121072A (en) * 1975-04-16 1976-10-22 Kawaguchi Tetsukou Kk Screw for injection molding machine
JPS5553543A (en) * 1978-10-15 1980-04-19 Matsushita Electric Works Ltd Screw for synthetic resin molding machine
PT2018946T (en) * 2007-07-25 2017-03-15 Buss Ag Mixing and kneading machine for continuous preparation processes and method for carrying out continuous preparation processes with a mixing and kneading machine

Also Published As

Publication number Publication date
FR2978934A1 (en) 2013-02-15

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