FR2621530B1 - Crayon mecanique du type a avance automatique de la mine - Google Patents

Crayon mecanique du type a avance automatique de la mine

Info

Publication number
FR2621530B1
FR2621530B1 FR8713921A FR8713921A FR2621530B1 FR 2621530 B1 FR2621530 B1 FR 2621530B1 FR 8713921 A FR8713921 A FR 8713921A FR 8713921 A FR8713921 A FR 8713921A FR 2621530 B1 FR2621530 B1 FR 2621530B1
Authority
FR
France
Prior art keywords
mechanical pencil
advance type
automatic mine
mine advance
automatic
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 - Fee Related
Application number
FR8713921A
Other languages
English (en)
French (fr)
Other versions
FR2621530A1 (fr
Inventor
Yoichi Ando
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.)
Mitsubishi Pencil Co Ltd
Original Assignee
Mitsubishi Pencil Co 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 Mitsubishi Pencil Co Ltd filed Critical Mitsubishi Pencil Co Ltd
Publication of FR2621530A1 publication Critical patent/FR2621530A1/fr
Application granted granted Critical
Publication of FR2621530B1 publication Critical patent/FR2621530B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B43K21/003—Propelling pencils with lead sections or lead cartridges
    • 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
    • B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
    • B43K21/20—Writing-core feeding mechanisms with stepwise feed of writing-cores with writing-cores automatically replaced from magazines
FR8713921A 1987-10-20 1987-10-08 Crayon mecanique du type a avance automatique de la mine Expired - Fee Related FR2621530B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873735512 DE3735512A1 (de) 1987-10-20 1987-10-20 Druckminenstift

Publications (2)

Publication Number Publication Date
FR2621530A1 FR2621530A1 (fr) 1989-04-14
FR2621530B1 true FR2621530B1 (fr) 1992-03-13

Family

ID=6338727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8713921A Expired - Fee Related FR2621530B1 (fr) 1987-10-20 1987-10-08 Crayon mecanique du type a avance automatique de la mine

Country Status (3)

Country Link
DE (1) DE3735512A1 (enExample)
FR (1) FR2621530B1 (enExample)
GB (1) GB2210587B (enExample)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE499561C (de) * 1928-04-12 1930-06-07 Ernst Katz Fuellbleistift
FR711600A (fr) * 1931-02-19 1931-09-12 G A Pennellier Ets Porte-mine automatique
JPS5216827Y2 (enExample) * 1974-04-25 1977-04-15
DE2609671C2 (de) * 1976-03-09 1983-11-24 Helmut Dipl.-Ing. 8501 Altenberg Bross Mechanischer Druckbleistift mit beweglichem Minenschutzrohr
DE2724317A1 (de) * 1977-05-28 1978-12-07 Faber Castell A W Fuellminenstift mit minenvorratsbehaelter
DE3042283A1 (de) * 1980-11-08 1982-06-09 Fa. A.W. Faber-Castell, 8504 Stein Fuellminenstift mit auswechselbarem minenvorratsbehaelter
JPS595589Y2 (ja) * 1981-07-17 1984-02-20 株式会社 寿 ノツク式シヤ−プペンシル
JPS58171392U (ja) * 1982-05-10 1983-11-16 株式会社寿 シヤ−プペンシル
CA1219555A (en) * 1984-02-09 1987-03-24 Berol Corporation Mechanical pencil
US4610557A (en) * 1985-02-09 1986-09-09 The Gillette Company Mechanical pencil with groove and lug structure

Also Published As

Publication number Publication date
FR2621530A1 (fr) 1989-04-14
GB2210587B (en) 1992-04-01
GB2210587A (en) 1989-06-14
DE3735512A1 (de) 1989-05-03
GB8723382D0 (en) 1987-11-11
DE3735512C2 (enExample) 1990-04-19

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Legal Events

Date Code Title Description
ST Notification of lapse