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FR997764A - Pressure device for ballpoint pen or pencil for extending and retracting the shaft for writing - Google Patents

Pressure device for ballpoint pen or pencil for extending and retracting the shaft for writing

Info

Publication number
FR997764A
FR997764A FR997764DA FR997764A FR 997764 A FR997764 A FR 997764A FR 997764D A FR997764D A FR 997764DA FR 997764 A FR997764 A FR 997764A
Authority
FR
France
Prior art keywords
pencil
retracting
writing
extending
shaft
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
Other languages
French (fr)
Inventor
Giovanni Sparviero
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
Application granted granted Critical
Publication of FR997764A publication Critical patent/FR997764A/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
    • 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
FR997764D 1948-10-21 1949-10-21 Pressure device for ballpoint pen or pencil for extending and retracting the shaft for writing Expired FR997764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT997764X 1948-10-21

Publications (1)

Publication Number Publication Date
FR997764A true FR997764A (en) 1952-01-10

Family

ID=11333220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997764D Expired FR997764A (en) 1948-10-21 1949-10-21 Pressure device for ballpoint pen or pencil for extending and retracting the shaft for writing

Country Status (1)

Country Link
FR (1) FR997764A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE935955C (en) * 1953-07-14 1955-12-01 Heinrich Morlock Fa Exchange pen, in particular multiple ballpoint pens
DE948307C (en) * 1954-12-24 1956-08-30 Hans Joachim Witte Feed mechanism for writing materials, especially ballpoint pens
DE1001156B (en) * 1954-09-22 1957-01-17 Geha Werke Gmbh Writing device with a replaceable ink storage container carrying a writing ball at the front and an air access opening at the rear
DE962773C (en) * 1955-07-05 1957-04-25 Faber Castell A W Retractable ballpoint pen with air supply opening of the mine that can be sealed in the rest position
DE1009530B (en) * 1954-12-27 1957-05-29 Bellmann & Co Writing implement with push mechanism
DE1023369B (en) * 1953-05-25 1958-01-23 Scripto Inc Ballpoint pen with retractable refill
DE1082528B (en) * 1956-11-09 1960-05-25 Karl Heinrich Heinz Ballpoint pen with pressure switch
DE1162720B (en) * 1955-02-16 1964-02-06 Kurt Lobstaedt Writing instrument

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1023369B (en) * 1953-05-25 1958-01-23 Scripto Inc Ballpoint pen with retractable refill
DE935955C (en) * 1953-07-14 1955-12-01 Heinrich Morlock Fa Exchange pen, in particular multiple ballpoint pens
DE1001156B (en) * 1954-09-22 1957-01-17 Geha Werke Gmbh Writing device with a replaceable ink storage container carrying a writing ball at the front and an air access opening at the rear
DE948307C (en) * 1954-12-24 1956-08-30 Hans Joachim Witte Feed mechanism for writing materials, especially ballpoint pens
DE1009530B (en) * 1954-12-27 1957-05-29 Bellmann & Co Writing implement with push mechanism
DE1162720B (en) * 1955-02-16 1964-02-06 Kurt Lobstaedt Writing instrument
DE962773C (en) * 1955-07-05 1957-04-25 Faber Castell A W Retractable ballpoint pen with air supply opening of the mine that can be sealed in the rest position
DE1082528B (en) * 1956-11-09 1960-05-25 Karl Heinrich Heinz Ballpoint pen with pressure switch

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