GB988403A - Retractable writing implement - Google Patents

Retractable writing implement

Info

Publication number
GB988403A
GB988403A GB3886362A GB3886362A GB988403A GB 988403 A GB988403 A GB 988403A GB 3886362 A GB3886362 A GB 3886362A GB 3886362 A GB3886362 A GB 3886362A GB 988403 A GB988403 A GB 988403A
Authority
GB
United Kingdom
Prior art keywords
knob
projection
aperture
slot
sliding carrier
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
Application number
GB3886362A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 DEN13037U external-priority patent/DE1843949U/de
Application filed by Individual filed Critical Individual
Publication of GB988403A publication Critical patent/GB988403A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/16—Applying separate balls or pellets by the pressure of the drill, so-called shot-drilling
    • 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
    • B43K24/12—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operating by means sliding in longitudinally-slotted casings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Drawing Aids And Blackboards (AREA)
GB3886362A 1961-10-14 1962-10-15 Retractable writing implement Expired GB988403A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEN13037U DE1843949U (de) 1961-10-14 1961-10-14 Verschiebevorrichtung fuer die minentraeger von schreibstiften.
DEN0021729 1962-06-20

Publications (1)

Publication Number Publication Date
GB988403A true GB988403A (en) 1965-04-07

Family

ID=25988595

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3886362A Expired GB988403A (en) 1961-10-14 1962-10-15 Retractable writing implement
GB221063A Expired GB1028621A (en) 1961-10-14 1963-01-17 Writing instrument

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB221063A Expired GB1028621A (en) 1961-10-14 1963-01-17 Writing instrument

Country Status (5)

Country Link
BE (1) BE623596A (fr)
DE (1) DE1411932A1 (fr)
FR (1) FR1343021A (fr)
GB (2) GB988403A (fr)
NL (2) NL287158A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016159467A (ja) * 2015-02-27 2016-09-05 株式会社トンボ鉛筆 スライドノック式筆記具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016159467A (ja) * 2015-02-27 2016-09-05 株式会社トンボ鉛筆 スライドノック式筆記具

Also Published As

Publication number Publication date
FR1343021A (fr) 1963-11-15
DE1411932A1 (de) 1968-10-24
NL284258A (fr)
BE623596A (fr)
NL287158A (fr)
GB1028621A (en) 1966-05-04

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