AR224761A1 - Mejoras en un instrumento de escritura - Google Patents

Mejoras en un instrumento de escritura

Info

Publication number
AR224761A1
AR224761A1 AR280421A AR28042180A AR224761A1 AR 224761 A1 AR224761 A1 AR 224761A1 AR 280421 A AR280421 A AR 280421A AR 28042180 A AR28042180 A AR 28042180A AR 224761 A1 AR224761 A1 AR 224761A1
Authority
AR
Argentina
Prior art keywords
writing instrument
writing
instrument
Prior art date
Application number
AR280421A
Other languages
English (en)
Original Assignee
Walgan Corp
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 Walgan Corp filed Critical Walgan Corp
Application granted granted Critical
Publication of AR224761A1 publication Critical patent/AR224761A1/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/10—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units
    • B43K24/14—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means
    • B43K24/146—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means with cam control
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K27/00—Multiple-point writing implements, e.g. multicolour; Combinations of writing implements
    • B43K27/02—Combinations of pens and pencils
AR280421A 1979-03-26 1980-03-24 Mejoras en un instrumento de escritura AR224761A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/023,885 US4221491A (en) 1979-03-26 1979-03-26 Pen construction

Publications (1)

Publication Number Publication Date
AR224761A1 true AR224761A1 (es) 1982-01-15

Family

ID=21817747

Family Applications (1)

Application Number Title Priority Date Filing Date
AR280421A AR224761A1 (es) 1979-03-26 1980-03-24 Mejoras en un instrumento de escritura

Country Status (12)

Country Link
US (1) US4221491A (es)
EP (1) EP0026212A4 (es)
JP (1) JPS56500290A (es)
AR (1) AR224761A1 (es)
AU (1) AU534847B2 (es)
BR (1) BR8007869A (es)
CA (1) CA1115237A (es)
ES (1) ES256679Y (es)
IT (1) IT1126959B (es)
MX (1) MX149985A (es)
WO (1) WO1980002011A1 (es)
ZA (1) ZA801096B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6026891U (ja) * 1983-07-29 1985-02-23 アキ貿易株式会社 筆記具
JPS6246694A (ja) * 1985-08-26 1987-02-28 株式会社　ジヤパンクラフト 複式筆記具
US4968168A (en) * 1989-01-04 1990-11-06 Chern Hann Tzong Ballpoint pen with clicking
US9004792B2 (en) * 2011-12-29 2015-04-14 Sanford, L.P. Eraser cap assembly for writing instrument
US10118435B2 (en) 2015-06-23 2018-11-06 The Berea Hardwoods Co., Inc. Lever-actuated pen
FR3080327A1 (fr) * 2018-04-19 2019-10-25 Societe Bic Instrument d'ecriture multifonction

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE943453C (de) * 1953-11-26 1956-05-17 Adolf Waldmann Fa Wechselschreibstift mit durch eine Endkappe zu betaetigender Minentraegervorschub- und Rueckholvorrichtung
US3164132A (en) * 1962-07-13 1965-01-05 Chromatic Corp Retractable multiple unit writing instrument
JPS553160B2 (es) * 1972-03-21 1980-01-23
US3797945A (en) * 1972-12-26 1974-03-19 N Zepell Multi-tip writing instrument with swinging door selector
JPS5537421Y2 (es) * 1976-10-16 1980-09-02

Also Published As

Publication number Publication date
IT1126959B (it) 1986-05-21
EP0026212A4 (en) 1981-07-16
ES256679Y (es) 1982-04-16
IT8047985A0 (it) 1980-02-22
BR8007869A (pt) 1981-02-03
US4221491A (en) 1980-09-09
MX149985A (es) 1984-02-24
AU534847B2 (en) 1984-02-16
JPS56500290A (es) 1981-03-12
EP0026212A1 (en) 1981-04-08
AU5582380A (en) 1980-10-02
ES256679U (es) 1981-10-16
CA1115237A (en) 1981-12-29
ZA801096B (en) 1981-03-25
WO1980002011A1 (en) 1980-10-02

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