ATE97362T1 - Verfahren zum herstellen eines schreib- oder farbstiftes durch tri-extrusion und danach hergestellter schreib- oder farbstift mit einer schutzschicht fuer die mine. - Google Patents

Verfahren zum herstellen eines schreib- oder farbstiftes durch tri-extrusion und danach hergestellter schreib- oder farbstift mit einer schutzschicht fuer die mine.

Info

Publication number
ATE97362T1
ATE97362T1 AT92400705T AT92400705T ATE97362T1 AT E97362 T1 ATE97362 T1 AT E97362T1 AT 92400705 T AT92400705 T AT 92400705T AT 92400705 T AT92400705 T AT 92400705T AT E97362 T1 ATE97362 T1 AT E97362T1
Authority
AT
Austria
Prior art keywords
pen
lead
color
protective layer
wood
Prior art date
Application number
AT92400705T
Other languages
English (en)
Inventor
Jacques Bachelet
Philippe Chavatte
Guy Chochoy
Jose Duez
Claude Fouble
Didier Lange
Original Assignee
Conte Sa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9410995&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE97362(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Conte Sa filed Critical Conte Sa
Application granted granted Critical
Publication of ATE97362T1 publication Critical patent/ATE97362T1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Pens And Brushes (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Preliminary Treatment Of Fibers (AREA)
AT92400705T 1991-03-19 1992-03-17 Verfahren zum herstellen eines schreib- oder farbstiftes durch tri-extrusion und danach hergestellter schreib- oder farbstift mit einer schutzschicht fuer die mine. ATE97362T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9103464A FR2674179B1 (fr) 1991-03-19 1991-03-19 Procede de fabrication par tri-extrusion d'un crayon a ecrire ou a colorier et crayon a ecrire ou a colorier comportant une gaine intermediaire de protection de la mine.

Publications (1)

Publication Number Publication Date
ATE97362T1 true ATE97362T1 (de) 1993-12-15

Family

ID=9410995

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92400705T ATE97362T1 (de) 1991-03-19 1992-03-17 Verfahren zum herstellen eines schreib- oder farbstiftes durch tri-extrusion und danach hergestellter schreib- oder farbstift mit einer schutzschicht fuer die mine.

Country Status (12)

Country Link
EP (1) EP0505262B1 (de)
JP (1) JP3203040B2 (de)
AT (1) ATE97362T1 (de)
BR (1) BR9200913A (de)
CA (1) CA2062381C (de)
DE (1) DE69200023T2 (de)
DK (1) DK0505262T3 (de)
EG (1) EG19566A (de)
ES (1) ES2048606T3 (de)
FR (1) FR2674179B1 (de)
MA (1) MA22458A1 (de)
MX (1) MX9201194A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2736868B1 (fr) * 1995-07-17 1997-10-10 Conte Crayon dont la virole support de gomme est fixee par soudure ultra-sons et virole specialement adaptee
DE19744527A1 (de) * 1997-10-09 1999-04-15 Innocept Medizintechnik Gmbh Isolierter Kunststoff-Leiter
US6011084A (en) * 1998-06-26 2000-01-04 Binney & Smith Inc. Erasable colored pencil lead
FR2802148B1 (fr) * 1999-12-13 2003-01-24 Conte Procede de fabrication par tri-extrusion d'un crayon a ecrire ou a colorier et crayon a ecrire ou a colorier comportant une couche intermediaire de protection
DE102006046491B4 (de) 2006-09-29 2017-03-16 Staedtler Mars Gmbh & Co. Kg Schreib-, Zeichen-, Mal- und/oder Kosmetikstift
DE102008034015B4 (de) * 2008-07-15 2011-08-25 J. S. Staedtler GmbH & Co. KG, 90427 Schreib-, Zeichen-, Mal- oder Kosmetikstift
EP2499932B1 (de) * 2011-03-17 2016-05-11 EMS-Patent AG Hülsenkörper
FR2988643B1 (fr) 2012-03-28 2014-03-07 Maped Crayon expanse et son procede de fabrication
DE102013001495B4 (de) 2013-01-23 2023-11-02 Staedtler Mars Gmbh & Co. Kg Schreib-, Zeichen-, Mal- und/oder Kosmetikstift, umfassend eine Komponente zur Aufnahme von mindestens einem Auftragsmedium, sowie Verfahren zu deren Herstellung
FR3030366B1 (fr) 2014-12-17 2017-01-13 Conte Mine de crayon de couleur
US11524518B2 (en) * 2018-12-18 2022-12-13 SOCIéTé BIC Lead casing for pencil, and pencil thereof for writing, drawing, marking, plotting, and coloring
CN111319379A (zh) * 2020-04-17 2020-06-23 哈尔滨隆之道科技有限公司 笔芯防护铅笔及其制备方法
DE102022114169B4 (de) 2022-06-03 2025-04-30 Staedtler Se Stift mit PLA/PBS-Schaftgrundmaterial
DE102023111014A1 (de) 2023-04-28 2024-10-31 Staedtler Se Stift, Schaft sowie Verfahren zur Herstellung
DE202023102317U1 (de) 2023-04-28 2024-07-30 Staedtler Se Stift und Schaft

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL80121C (de) * 1948-06-28 1900-01-01
US2790202A (en) * 1952-03-31 1957-04-30 Lorenian Zareh Method and apparatus for manufacturing pencils
US2879544A (en) * 1955-04-05 1959-03-31 Conte Soc Device for the manufacture of pencils
DE1561767B1 (de) * 1967-10-04 1972-07-06 Bayer Ag Schreibstift
US3949042A (en) * 1969-05-09 1976-04-06 Multifol Patentverwertungs Ag Method and apparatus for making laminar plastic sheet material
US3625788A (en) * 1969-09-04 1971-12-07 Bernard I Bartner Method of manufacturing a unitary composite article comprised of a core and lining
DE2030578A1 (de) * 1970-06-20 1971-12-30 Bayer Verfahren und Vorrichtung zum kontinuierlichen Herstellen und/oder Umhüllen von Strangprofilen
JPS595440B2 (ja) * 1975-04-01 1984-02-04 帝人株式会社 レンゾクテキドウジセイケイホウ
JPS55102514A (en) * 1979-01-31 1980-08-05 Nitto Electric Ind Co Ltd Preparation of tacky fomentation
JPS5921779Y2 (ja) * 1979-03-19 1984-06-28 ニチバン株式会社 貼り薬
JPH0816053B2 (ja) * 1986-12-04 1996-02-21 大正製薬株式会社 貼付剤の製造方法
JPH01308224A (ja) * 1988-06-03 1989-12-12 Mitsubishi Petrochem Co Ltd 保水性パップ剤
JPH03227919A (ja) * 1990-01-31 1991-10-08 Sekisui Chem Co Ltd 親水性貼付剤

Also Published As

Publication number Publication date
BR9200913A (pt) 1992-11-17
MA22458A1 (fr) 1992-10-01
EP0505262B1 (de) 1993-11-18
DE69200023D1 (de) 1993-12-23
FR2674179A1 (fr) 1992-09-25
DK0505262T3 (da) 1994-01-03
CA2062381C (en) 1995-02-07
EP0505262A1 (de) 1992-09-23
FR2674179B1 (fr) 1994-11-10
MX9201194A (es) 1993-01-01
DE69200023T2 (de) 1994-05-11
JP3203040B2 (ja) 2001-08-27
JPH05116497A (ja) 1993-05-14
ES2048606T3 (es) 1994-03-16
EG19566A (fr) 1995-08-30

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Legal Events

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UEP Publication of translation of european patent specification