NL250944A - - Google Patents

Info

Publication number
NL250944A
NL250944A NL250944DA NL250944A NL 250944 A NL250944 A NL 250944A NL 250944D A NL250944D A NL 250944DA NL 250944 A NL250944 A NL 250944A
Authority
NL
Netherlands
Application number
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.)
Publication of NL250944A publication Critical patent/NL250944A/xx

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
    • B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
    • B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
    • B43K24/086—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons with heart-shaped cams, balls

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Pens And Brushes (AREA)
NL250944D 1954-09-14 NL250944A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AT341737X 1954-09-14
AT80255X 1955-02-08
AT170255X 1955-02-17
AT180355X 1955-03-18

Publications (1)

Publication Number Publication Date
NL250944A true NL250944A (fr)

Family

ID=27422240

Family Applications (2)

Application Number Title Priority Date Filing Date
NL250944D NL250944A (fr) 1954-09-14
NL103716D NL103716C (fr) 1954-09-14

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL103716D NL103716C (fr) 1954-09-14

Country Status (4)

Country Link
US (1) US3084670A (fr)
CH (1) CH341737A (fr)
DE (1) DE1187520B (fr)
NL (2) NL103716C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3196837A (en) * 1961-07-21 1965-07-27 Hofmann Ulrich Multicolor ball-point writer
DE1461643A1 (de) * 1964-06-27 1969-03-27 Ritter Kg J Kugeldruckmechanik fuer Schreibstifte
JPS5644544Y2 (fr) * 1978-07-10 1981-10-19
DE3624152C1 (de) * 1986-07-17 1987-09-10 Faber Castell A W Vorschubmechanik fuer ein Schreibgeraet
ES2780856T3 (es) 2013-11-06 2020-08-27 Becton Dickinson & Co Ltd Conector médico que tiene acoplamiento de bloqueo
US10463245B2 (en) 2015-12-21 2019-11-05 Snug Harbor Orthopedics, LLC Method of using cannula for surgical procedure
FR3053924B1 (fr) * 2016-07-12 2019-07-12 Societe Bic Dispositif manuel, notamment instrument d'ecriture, equipe d'un dispositif de blocage
FR3075097B1 (fr) * 2017-12-20 2020-01-03 Societe Bic Instrument d'ecriture multifonction comprenant un systeme de portemine
CN110303801B (zh) * 2019-07-15 2020-10-09 杭州简弈科技有限公司 一种伸缩笔

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US362121A (en) * 1887-05-03 Kalph spear
DE51199C (de) * L. ERHARD in Nürnberg, Neudorferstr. 16 Schreibstifthalter mit von selbst vorfallender Bleimine
DE40135C (de) * O. WOLLEN -BERG in Berlin Bleistifthalter
DE42547C (de) * J. H. WÜSTER in Ybbs a. d. Donau Bleistifthalter
DE52733C (de) * W. G. DlNKELMEYER in Nürnberg Bleistifthalter mit frei fallendem Stift
DE379275C (de) * 1922-08-26 1923-08-18 Simplo Fuellfeder Ges Voss Lau Fuellbleistift
US2593365A (en) * 1946-01-07 1952-04-15 Brown & Bigelow Ball point pen
AT162533B (de) * 1947-05-08 1949-03-10 Viktor Mali Elektrischer Druck- oder Zugschalter
US2611343A (en) * 1948-07-03 1952-09-23 Imp Pen & Pencil Co Inc Retractable writing implement
FR976380A (fr) * 1948-12-10 1951-03-16 Perfectionnements aux instruments servant à écrire
US2587935A (en) * 1949-01-10 1952-03-04 Frank C Wallace Retractable pen device
FR984548A (fr) * 1949-02-11 1951-07-06 Stylo à bille perfectionné
DE813129C (de) * 1949-03-10 1951-09-06 Erko Werk Rastvorrichtung fuer Schreibstifte mit zurueckziehbarer Schreibspitze
FR985249A (fr) * 1949-04-27 1951-07-16 Frazar France Perfectionnement aux porte-mines, stylographes, stylobilles et analogues
FR985667A (fr) * 1949-05-04 1951-07-23 Perfectionnements aux mécanismes sélecteurs, en particulier pour instruments à écrire à plusieurs couleurs
US2693170A (en) * 1949-06-09 1954-11-02 Hartley Pen Company Retractable writing instrument
US2671354A (en) * 1950-06-28 1954-03-09 Birome Sa Locking device
DE911567C (de) * 1950-06-28 1954-05-17 Birome Sa Com E Ind Druckknopfschalter mit Rasthaltung
FR1023101A (fr) * 1950-08-08 1953-03-13 Perfectionnements aux instruments à écrire à plusieurs couleurs
DE915543C (de) * 1953-02-05 1954-07-22 Faber Castell A W Schreibstift mit axial verschiebbarer Schreibmittelhalterung
FR1100962A (fr) * 1954-03-10 1955-09-27 Anciens Etablissements Baignol Perfectionnement aux instruments graphiques
DE1693832U (de) * 1954-12-04 1955-02-24 Hanns Buelow Schreibgeraet ohne aeussere betaetigungsorgane fuer die einziehbare schreibspitze.

Also Published As

Publication number Publication date
NL103716C (fr)
US3084670A (en) 1963-04-09
DE1187520B (de) 1965-02-18
CH341737A (de) 1959-10-15

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