ATE263010T1 - Vorrichtung und verfahren zur extrusion von bleistiften - Google Patents

Vorrichtung und verfahren zur extrusion von bleistiften

Info

Publication number
ATE263010T1
ATE263010T1 AT00305845T AT00305845T ATE263010T1 AT E263010 T1 ATE263010 T1 AT E263010T1 AT 00305845 T AT00305845 T AT 00305845T AT 00305845 T AT00305845 T AT 00305845T AT E263010 T1 ATE263010 T1 AT E263010T1
Authority
AT
Austria
Prior art keywords
core material
pencils
extruder
extruded
cooled
Prior art date
Application number
AT00305845T
Other languages
English (en)
Inventor
Edward James Douglas Miller
Original Assignee
Remarkable Pencils Ltd
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 Remarkable Pencils Ltd filed Critical Remarkable Pencils Ltd
Application granted granted Critical
Publication of ATE263010T1 publication Critical patent/ATE263010T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
    • B43K19/16—Making non-propelling pencils
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92076—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92142—Length
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92438—Conveying, transporting or storage of articles
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92571—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92638—Length
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92923—Calibration, after-treatment or cooling zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92933—Conveying, transporting or storage of articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
AT00305845T 1999-07-14 2000-07-11 Vorrichtung und verfahren zur extrusion von bleistiften ATE263010T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9916461.8A GB9916461D0 (en) 1999-07-14 1999-07-14 Apparatus and method for extruding pencils

Publications (1)

Publication Number Publication Date
ATE263010T1 true ATE263010T1 (de) 2004-04-15

Family

ID=10857198

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00305845T ATE263010T1 (de) 1999-07-14 2000-07-11 Vorrichtung und verfahren zur extrusion von bleistiften

Country Status (5)

Country Link
US (1) US6592793B1 (de)
EP (1) EP1070577B1 (de)
AT (1) ATE263010T1 (de)
DE (1) DE60009397T2 (de)
GB (1) GB9916461D0 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6368000B1 (en) * 2000-05-23 2002-04-09 Berol Corporation Writing instrument and method of making same
EP4504485A1 (de) * 2022-04-08 2025-02-12 SABIC Global Technologies B.V. Matrizenbaugruppe und verfahren zum pelletieren von polyethylenen mit ultrahohem molekulargewicht

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1561767B1 (de) * 1967-10-04 1972-07-06 Bayer Ag Schreibstift
US3983195A (en) * 1971-07-16 1976-09-28 Hasbro Industries, Inc. Pencil sheath compositions, method for making pencils
US4439125A (en) * 1982-03-31 1984-03-27 The Firestone Tire & Rubber Company Adjustable die mechanism
GB8527661D0 (en) * 1985-11-08 1985-12-11 Ici Plc Catalyst supports & precursors
DE3706189A1 (de) * 1987-02-26 1988-09-08 Philips Patentverwaltung Verfahren zur herstellung einer optischen leitung
US5531947A (en) * 1992-09-15 1996-07-02 Bellaform Extrusionstechnik Gmbh Process and installation for the manufacture of pencils
DE4230792C2 (de) * 1992-09-15 1996-12-12 Bellaform Extrusionstech Gmbh Schreibstift und Verfahren zu seiner Herstellung
JP3579447B2 (ja) * 1994-04-06 2004-10-20 帝人化成株式会社 光学用ポリカーボネート樹脂シートの製造方法
US5756030A (en) * 1995-04-24 1998-05-26 Bemis Manufacturing Company Method and apparatus for extruding a rod of homogeneous plastic material

Also Published As

Publication number Publication date
EP1070577B1 (de) 2004-03-31
DE60009397T2 (de) 2004-12-23
US6592793B1 (en) 2003-07-15
DE60009397D1 (de) 2004-05-06
EP1070577A1 (de) 2001-01-24
GB9916461D0 (en) 1999-09-15
HK1034487A1 (en) 2001-10-26

Similar Documents

Publication Publication Date Title
FI955960A0 (fi) Flerskiktsplastroer
ATE194455T1 (de) Verfahren zur herstellung von nahrungsmittelhüllen aus cellulose
ES2096820T3 (es) Procedimiento de extrusion.
ATE81058T1 (de) Verfahren und vorrichtung zur herstellung von angelschnueren.
EP0390696A3 (de) Vorrichtung zum Kontrollieren der Schichtdicke von durch Schmelzextrusion hergestellten Folien
EP0850136A4 (de) Biaxial strecken von kunststoffrohren
ES2131379T3 (es) Procedimiento de extrusion de dos o mas materiales.
CA2210962A1 (en) Method and apparatus for cooling hollow molded product
GR3030012T3 (en) Foam made with downstream injection of water
DE60009397D1 (de) Vorrichtung und Verfahren zur Extrusion von Bleistiften
ATE232451T1 (de) Verfahren und vorrichtung zum herstellen einer kunststoff-folie
DK0817715T3 (da) Fremgangsmåde og apparat til ekstrudering af plastsmelter til hulrumsprofiler
DK1231044T3 (da) Fremgangsmåde og apparat til shuttle-blæsestöbning
ATE118727T1 (de) Kühlgerät für einen blasextruder.
ATE210550T1 (de) Verfahren zur behandlung eines thermoplastischen, semikristallinen kunststoffes
ATE170796T1 (de) Verfahren zur herstellung von thermoplastischen rohrprofilen und kühleinheit für verfahren
DE69724068D1 (de) Verfahren und Vorrichtung zum Blasformen
ATE380648T1 (de) Optisches kunststoffprodukt, optische kunststofffaser, vorrichtung zur herstellung eines optischen kunststoffteils und verfahren zur herstellung eines optischen kunststoffteils und eines optischen kunststoffprodukts
GB9425709D0 (en) Method and apparatus for cooling the tubular web of a thermoplastic synthetic melt extruded from a film blowing head
FR2580542B1 (fr) Procede d'extrusion de matieres plastiques expansibles
DK1562731T3 (da) Anordning til formning af rör med luftturbulens i formtunnel
EP1346813B8 (de) Folienblaskopf und Verfahren zur Extrusion eines Schlauches
US5756030A (en) Method and apparatus for extruding a rod of homogeneous plastic material
JPS5593427A (en) Manufacturing of pipe
DE69932068D1 (de) Celluloseextrusionsverfahren und -vorrichtung

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties