GB1226396A - - Google Patents

Info

Publication number
GB1226396A
GB1226396A GB4077468A GB1226396DA GB1226396A GB 1226396 A GB1226396 A GB 1226396A GB 4077468 A GB4077468 A GB 4077468A GB 1226396D A GB1226396D A GB 1226396DA GB 1226396 A GB1226396 A GB 1226396A
Authority
GB
United Kingdom
Prior art keywords
pressure
writing
pen
point
cup
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
GB4077468A
Other languages
English (en)
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 filed Critical
Publication of GB1226396A publication Critical patent/GB1226396A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/02—Ink reservoirs; Ink cartridges
    • B43K7/03—Ink reservoirs; Ink cartridges pressurised, e.g. by gas
    • B43K7/035—Ink reservoirs; Ink cartridges pressurised, e.g. by gas the gas acting on a piston
    • 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

Landscapes

  • Pens And Brushes (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
GB4077468A 1968-08-26 1968-08-26 Expired GB1226396A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4077468 1968-08-26
DE19681786202 DE1786202A1 (de) 1968-08-26 1968-08-30 Kugelschreiber mit einziehbarer Mine

Publications (1)

Publication Number Publication Date
GB1226396A true GB1226396A (enrdf_load_stackoverflow) 1971-03-24

Family

ID=25755954

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4077468A Expired GB1226396A (enrdf_load_stackoverflow) 1968-08-26 1968-08-26

Country Status (2)

Country Link
DE (1) DE1786202A1 (enrdf_load_stackoverflow)
GB (1) GB1226396A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019004461A1 (ja) * 2017-06-30 2019-01-03 株式会社パイロットコーポレーション 加圧式筆記具

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019004461A1 (ja) * 2017-06-30 2019-01-03 株式会社パイロットコーポレーション 加圧式筆記具
US11446953B2 (en) 2017-06-30 2022-09-20 Kabushiki Kaisha Pilot Corporation Pressurized-type writing implement

Also Published As

Publication number Publication date
DE1786202A1 (de) 1972-01-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PLNP Patent lapsed through nonpayment of renewal fees