ES2030436T3 - Portaminas de lapiz mecanico. - Google Patents

Portaminas de lapiz mecanico.

Info

Publication number
ES2030436T3
ES2030436T3 ES198787309608T ES87309608T ES2030436T3 ES 2030436 T3 ES2030436 T3 ES 2030436T3 ES 198787309608 T ES198787309608 T ES 198787309608T ES 87309608 T ES87309608 T ES 87309608T ES 2030436 T3 ES2030436 T3 ES 2030436T3
Authority
ES
Spain
Prior art keywords
mine
machine
flexion
mechanical pencil
rear end
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 - Lifetime
Application number
ES198787309608T
Other languages
English (en)
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
Priority claimed from JP1986167356U external-priority patent/JPH0453980Y2/ja
Priority claimed from JP1987100526U external-priority patent/JPS644687U/ja
Priority claimed from JP14086287U external-priority patent/JPH0617588Y2/ja
Application filed filed Critical
Application granted granted Critical
Publication of ES2030436T3 publication Critical patent/ES2030436T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/22—Writing-cores gripping means, e.g. chucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
    • B43K21/033—Writing-core feeding mechanisms with sliding tubelike writing-core guide with automatic feed by pressure during use of pencil

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Toys (AREA)

Abstract

UNA PARTE DE SUJECION DE LA MINA (62) LLEVA VARIOS DIENTES (63) PARA UTILIZARSE EN LA SUJECION DE LA MINA EN CUATRO O SEIS PUNTOS DE CONTACTO. DE ESTA FORMA SE CREAN ZONAS DE DESCARGA DE POLVO. EL EXTREMO (41) DEL CILINDRO ALIMENTADOR DE LA MINA VA ENCAJADO CONTRA LA SUPERFICIE POSTERIOR LEVANTADA (601) DE LA BRIDA (6A) DEL EXTREMO POSTERIOR DEL PORTAMINAS, UTILIZANDOSE FUERZAS APLICADAS DESDE AMBAS DIRECCIONES CUANDO LA SUPERFICIE FRONTAL LEVANTADA (602) DE LA BRIDA (6A) RECIBE EL EXTREMO POSTERIOR DEL ELEMENTO ELASTICO (12) INSTALADO ENTRE ELLA Y LA FUNDA (7), CON LO CUAL CADA ELEMENTO DEL PORTAMINAS (61) GENERA UNA FLEXION Y EFECTUAN UNA OPERACION DE EXPANSION INSTANTANEA COMO RESULTADO DE ESTA FUERZA DE FLEXION.
ES198787309608T 1986-10-30 1987-10-30 Portaminas de lapiz mecanico. Expired - Lifetime ES2030436T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1986167356U JPH0453980Y2 (es) 1986-10-30 1986-10-30
JP1987100526U JPS644687U (es) 1987-06-30 1987-06-30
JP14086287U JPH0617588Y2 (ja) 1987-09-17 1987-09-17 シャープペンシルのリードチャック

Publications (1)

Publication Number Publication Date
ES2030436T3 true ES2030436T3 (es) 1992-11-01

Family

ID=27309246

Family Applications (2)

Application Number Title Priority Date Filing Date
ES90200931T Expired - Lifetime ES2066100T3 (es) 1986-10-30 1987-10-30 Boquilla portaminas de un lapiz mecanico.
ES198787309608T Expired - Lifetime ES2030436T3 (es) 1986-10-30 1987-10-30 Portaminas de lapiz mecanico.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES90200931T Expired - Lifetime ES2066100T3 (es) 1986-10-30 1987-10-30 Boquilla portaminas de un lapiz mecanico.

Country Status (4)

Country Link
US (1) US4872776A (es)
EP (2) EP0383412B1 (es)
DE (2) DE3750903T2 (es)
ES (2) ES2066100T3 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4884910A (en) * 1987-04-17 1989-12-05 Kotobuki & Co., Ltd. Mechanical pencil
DE3906346A1 (de) * 1989-03-01 1990-09-06 Staedtler Fa J S Klemmzange fuer fuellminenstifte
US5462376A (en) * 1994-02-16 1995-10-31 Kotobuki & Co., Ltd. Mechanical pencil with improved slider mechanism
JPH10166783A (ja) * 1996-10-07 1998-06-23 Kotobuki Kk ダブルチャック式シャープペンシル
TW363522U (en) 1997-05-13 1999-07-01 Kotobuki & Co Ltd Double chucks type mechanical pencil
JP3493638B2 (ja) * 1999-01-08 2004-02-03 ミクロ株式会社 自動繰出式シャ−プペンシル
JP4008772B2 (ja) * 2001-12-14 2007-11-14 株式会社壽 ダブルチャック式シャープペンシル
CN2614919Y (zh) * 2003-05-07 2004-05-12 珠海市春天文具制品有限公司 自动铅笔
US8016830B2 (en) * 2006-01-19 2011-09-13 Warsaw Orthopedic, Inc. Devices and methods for grasping an elongated medical element
JP4240417B2 (ja) * 2006-06-05 2009-03-18 三菱鉛筆株式会社 シャープペンシル
JP2014100807A (ja) * 2012-11-16 2014-06-05 Mitsubishi Pencil Co Ltd シャープペンシル用チャック及びシャープペンシル
JP6333440B2 (ja) * 2017-05-01 2018-05-30 三菱鉛筆株式会社 シャープペンシル用チャック及びシャープペンシル

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1296011A (en) * 1918-07-22 1919-03-04 William Roll Pencil.
US1724412A (en) * 1927-01-20 1929-08-13 Pencil Mechanism Corp Mechanical pencil
CH176245A (de) * 1934-03-26 1935-03-31 Schmid Carl Halter für Blei- und Farbminen.
US2801613A (en) * 1955-03-30 1957-08-06 L & C Hardtmuth Inc Lead gripping means for lead holders
US3998558A (en) * 1972-12-08 1976-12-21 A. W. Faber-Castell Mechanical pencil
DE2260065C3 (de) * 1972-12-08 1979-07-19 Fa. A.W. Faber-Castell, 8504 Stein Fallminenstift mit verschiebbarer Mine
DE2731330C2 (de) * 1977-07-12 1982-09-23 Gebr. Schmidt, Fabrik für Feinmechanik, 7742 St Georgen Füllminenstift
DE3207923C2 (de) * 1982-03-05 1984-05-17 Fa. A.W. Faber-Castell, 8504 Stein Feinminenstift mit durch den Schreibdruck bewirktem automatischem Vorschub der Mine
DE3237557A1 (de) * 1982-10-09 1984-04-12 Fa. A.W. Faber-Castell, 8504 Stein Bremselement in einem fuellminenstift
US4571105A (en) * 1983-10-03 1986-02-18 Pentel Kabushiki Kaisha Lead engaging chuck mechanism for mechanical pencil
DE3336959C2 (de) * 1983-10-11 1994-09-22 Pentel Kk Spannzangenmechanismus für einen mechanischen Bleistift
EP0146128A3 (en) * 1983-12-15 1985-07-24 Micro Co., Ltd. Automatic mechanical pencil
JPS6218296A (ja) * 1985-07-18 1987-01-27 ミクロ株式会社 シヤ−プペンシル
DE3668140D1 (de) * 1985-08-20 1990-02-15 Kotobuki & Co Ltd Minenvorschubmechanismus fuer fuellminenstift.

Also Published As

Publication number Publication date
DE3750903T2 (de) 1995-04-20
US4872776A (en) 1989-10-10
EP0268398A1 (en) 1988-05-25
EP0383412B1 (en) 1994-12-21
DE3750903D1 (de) 1995-02-02
ES2066100T3 (es) 1995-03-01
EP0383412A3 (en) 1991-04-24
DE3777546D1 (de) 1992-04-23
EP0268398B1 (en) 1992-03-18
EP0383412A2 (en) 1990-08-22

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