GB2143781B - Writing instrument - Google Patents

Writing instrument

Info

Publication number
GB2143781B
GB2143781B GB08323983A GB8323983A GB2143781B GB 2143781 B GB2143781 B GB 2143781B GB 08323983 A GB08323983 A GB 08323983A GB 8323983 A GB8323983 A GB 8323983A GB 2143781 B GB2143781 B GB 2143781B
Authority
GB
United Kingdom
Prior art keywords
writing instrument
writing
instrument
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
GB08323983A
Other versions
GB8323983D0 (en
GB2143781A (en
Inventor
Jinichi Aki
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.)
AKI TRADING
Original Assignee
AKI TRADING
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 AKI TRADING filed Critical AKI TRADING
Publication of GB8323983D0 publication Critical patent/GB8323983D0/en
Publication of GB2143781A publication Critical patent/GB2143781A/en
Application granted granted Critical
Publication of GB2143781B publication Critical patent/GB2143781B/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
    • B43K24/10—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units
    • B43K24/14—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means
    • B43K24/146—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means with cam control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K27/00—Multiple-point writing implements, e.g. multicolour; Combinations of writing implements
    • B43K27/02—Combinations of pens and pencils
GB08323983A 1983-07-29 1983-09-07 Writing instrument Expired GB2143781B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11850283U JPS6026891U (en) 1983-07-29 1983-07-29 writing implements

Publications (3)

Publication Number Publication Date
GB8323983D0 GB8323983D0 (en) 1983-10-12
GB2143781A GB2143781A (en) 1985-02-20
GB2143781B true GB2143781B (en) 1987-03-25

Family

ID=14738254

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08323983A Expired GB2143781B (en) 1983-07-29 1983-09-07 Writing instrument

Country Status (2)

Country Link
JP (1) JPS6026891U (en)
GB (1) GB2143781B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6246694A (en) * 1985-08-26 1987-02-28 株式会社　ジヤパンクラフト Duplex type writing utensil
HUT57653A (en) * 1986-08-07 1991-12-30 Kotobuki & Co Ltd Double writing materials of refillable type
US5026190A (en) * 1989-09-26 1991-06-25 2C Co. Corp. Dual writing element retractable pen
JP3497568B2 (en) * 1994-07-22 2004-02-16 株式会社壽 Composite writing instrument
CN110997344A (en) * 2017-08-01 2020-04-10 株式会社寿 Writing implement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537421Y2 (en) * 1976-10-16 1980-09-02
GB1581954A (en) * 1977-08-19 1980-12-31 Pilot Pen Co Ltd Writing unit locking mechanism in a multiple-point writing implement including a mechanical pencil unit
AU516718B2 (en) * 1978-01-31 1981-06-18 Zebra Co. Ltd. Combination pen
JPS5538280A (en) * 1978-09-11 1980-03-17 Mitsubishi Electric Corp Method of packing clutch motor
US4221491A (en) * 1979-03-26 1980-09-09 Walgan Corp. Pen construction

Also Published As

Publication number Publication date
JPS6026891U (en) 1985-02-23
GB8323983D0 (en) 1983-10-12
GB2143781A (en) 1985-02-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930907