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 (zh)

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 (zh)

Family

ID=27422240

Family Applications (2)

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

Family Applications Before (1)

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

Country Status (4)

Country Link
US (1) US3084670A (zh)
CH (1) CH341737A (zh)
DE (1) DE1187520B (zh)
NL (2) NL250944A (zh)

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 (zh) * 1978-07-10 1981-10-19
DE3624152C1 (de) * 1986-07-17 1987-09-10 Faber Castell A W Vorschubmechanik fuer ein Schreibgeraet
CA2929473C (en) * 2013-11-06 2019-06-04 Becton Dickinson and Company Limited Medical connector having locking engagement
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
DE51199C (de) * L. ERHARD in Nürnberg, Neudorferstr. 16 Schreibstifthalter mit von selbst vorfallender Bleimine
DE42547C (de) * J. H. WÜSTER in Ybbs a. d. Donau Bleistifthalter
DE40135C (de) * O. WOLLEN -BERG in Berlin Bleistifthalter
DE52733C (de) * W. G. DlNKELMEYER in Nürnberg Bleistifthalter mit frei fallendem Stift
US362121A (en) * 1887-05-03 Kalph spear
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
DE911567C (de) * 1950-06-28 1954-05-17 Birome Sa Com E Ind Druckknopfschalter mit Rasthaltung
US2671354A (en) * 1950-06-28 1954-03-09 Birome Sa Locking device
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
CH341737A (de) 1959-10-15
US3084670A (en) 1963-04-09
DE1187520B (de) 1965-02-18
NL103716C (zh)

Similar Documents

Publication Publication Date Title
AT195977B (zh)
FR1138972A (zh)
AT192385B (zh)
AT196304B (zh)
AT196486B (zh)
DE1140646C2 (zh)
AT197898B (zh)
AT195836B (zh)
AT195345B (zh)
AT199414B (zh)
AT194415B (zh)
AT197727B (zh)
AT196701B (zh)
AT196784B (zh)
AT196786B (zh)
AT214341B (zh)
AT195943B (zh)
AT197095B (zh)
AT194723B (zh)
AT195822B (zh)
AT195750B (zh)
AT194476B (zh)
AT196650B (zh)
AT197683B (zh)
AT198617B (zh)