GB854118A - Protraction-retraction mechanism for writing instruments - Google Patents

Protraction-retraction mechanism for writing instruments

Info

Publication number
GB854118A
GB854118A GB3105858A GB3105858A GB854118A GB 854118 A GB854118 A GB 854118A GB 3105858 A GB3105858 A GB 3105858A GB 3105858 A GB3105858 A GB 3105858A GB 854118 A GB854118 A GB 854118A
Authority
GB
United Kingdom
Prior art keywords
spring
cartridge unit
sleeve
barrel
action
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
GB3105858A
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 US738084A external-priority patent/US2905147A/en
Application filed by Individual filed Critical Individual
Publication of GB854118A publication Critical patent/GB854118A/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
    • 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

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
GB3105858A 1958-05-27 1958-09-29 Protraction-retraction mechanism for writing instruments Expired GB854118A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US738084A US2905147A (en) 1958-05-27 1958-05-27 Protraction-retraction mechanism for writing instruments
US78809859A 1959-01-21 1959-01-21

Publications (1)

Publication Number Publication Date
GB854118A true GB854118A (en) 1960-11-16

Family

ID=31981679

Family Applications (3)

Application Number Title Priority Date Filing Date
GB3105858A Expired GB854118A (en) 1958-05-27 1958-09-29 Protraction-retraction mechanism for writing instruments
GB1658159A Expired GB900299A (en) 1958-05-27 1959-05-14 Projection-retraction mechanism for writing instruments
GB4354459A Expired GB915522A (en) 1958-05-27 1959-12-22 Retractable point protector for writing instruments

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB1658159A Expired GB900299A (en) 1958-05-27 1959-05-14 Projection-retraction mechanism for writing instruments
GB4354459A Expired GB915522A (en) 1958-05-27 1959-12-22 Retractable point protector for writing instruments

Country Status (3)

Country Link
CH (1) CH363906A (fr)
FR (1) FR1236208A (fr)
GB (3) GB854118A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248508B (de) * 1962-08-16 1967-08-24 Helmut Bross Dipl Ing Schaltmechanik fuer Kugelschreiber
US3223072A (en) * 1963-07-23 1965-12-14 Frank T Johmann Switching device
DE1248510B (de) * 1964-12-19 1967-08-24 Helmut Bross Dipl Ing Kugelschreibgeraet mit einer Druckmechanik zum wahlweisen Vorschieben und Versenken der Mine
US4319106A (en) * 1980-03-31 1982-03-09 Armitage Ralph T Push button switch
US5043546A (en) * 1990-07-16 1991-08-27 Oslo Controls, Incorporated Push-button switch

Also Published As

Publication number Publication date
GB915522A (en) 1963-01-16
FR1236208A (fr) 1960-07-15
CH363906A (fr) 1962-08-15
GB900299A (en) 1962-07-04

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