IT1204648B - Penna a sfera,provvista di un meccanismo a camma,per il posizionamento della sua punta scrivente - Google Patents

Penna a sfera,provvista di un meccanismo a camma,per il posizionamento della sua punta scrivente

Info

Publication number
IT1204648B
IT1204648B IT20629/87A IT2062987A IT1204648B IT 1204648 B IT1204648 B IT 1204648B IT 20629/87 A IT20629/87 A IT 20629/87A IT 2062987 A IT2062987 A IT 2062987A IT 1204648 B IT1204648 B IT 1204648B
Authority
IT
Italy
Prior art keywords
positioning
cam mechanism
ballpoint pen
writing point
writing
Prior art date
Application number
IT20629/87A
Other languages
English (en)
Other versions
IT8720629A0 (it
Inventor
Romolo Cesare Crateri
Original Assignee
Snappy Spa
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 by Snappy Spa filed Critical Snappy Spa
Priority to IT20629/87A priority Critical patent/IT1204648B/it
Publication of IT8720629A0 publication Critical patent/IT8720629A0/it
Priority to EP88830232A priority patent/EP0293343A1/en
Application granted granted Critical
Publication of IT1204648B publication Critical patent/IT1204648B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/12—Ball-point pens with retractable ball points
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/005—Pen barrels

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
IT20629/87A 1987-05-21 1987-05-21 Penna a sfera,provvista di un meccanismo a camma,per il posizionamento della sua punta scrivente IT1204648B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT20629/87A IT1204648B (it) 1987-05-21 1987-05-21 Penna a sfera,provvista di un meccanismo a camma,per il posizionamento della sua punta scrivente
EP88830232A EP0293343A1 (en) 1987-05-21 1988-05-23 Ball pen including a cam mechanism for actuating its writing tip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20629/87A IT1204648B (it) 1987-05-21 1987-05-21 Penna a sfera,provvista di un meccanismo a camma,per il posizionamento della sua punta scrivente

Publications (2)

Publication Number Publication Date
IT8720629A0 IT8720629A0 (it) 1987-05-21
IT1204648B true IT1204648B (it) 1989-03-10

Family

ID=11169776

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20629/87A IT1204648B (it) 1987-05-21 1987-05-21 Penna a sfera,provvista di un meccanismo a camma,per il posizionamento della sua punta scrivente

Country Status (2)

Country Link
EP (1) EP0293343A1 (it)
IT (1) IT1204648B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2958656C (en) * 2015-11-09 2018-11-27 Hang WU A press structure for press type stationery

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605746A (en) * 1947-12-12 1952-08-05 Kahn David Inc Fountain pen
GB894355A (en) * 1957-06-13 1962-04-18 Wpc Entpr Inc Writing instrument mechanism
US3334615A (en) * 1962-10-20 1967-08-08 Frank T Johmann Writing instrument
US4601599A (en) * 1983-12-27 1986-07-22 Katoh Kinzoku Kogyo Kabushiki Kaisha Ball-point pen

Also Published As

Publication number Publication date
IT8720629A0 (it) 1987-05-21
EP0293343A1 (en) 1988-11-30

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