JP2020183043A - シャープペンシル - Google Patents

シャープペンシル Download PDF

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Publication number
JP2020183043A
JP2020183043A JP2019086697A JP2019086697A JP2020183043A JP 2020183043 A JP2020183043 A JP 2020183043A JP 2019086697 A JP2019086697 A JP 2019086697A JP 2019086697 A JP2019086697 A JP 2019086697A JP 2020183043 A JP2020183043 A JP 2020183043A
Authority
JP
Japan
Prior art keywords
cam
holding
chuck
writing core
writing
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.)
Pending
Application number
JP2019086697A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020183043A5 (enExample
Inventor
昂正 福田
Tadamasa Fukuda
昂正 福田
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.)
Mitsubishi Pencil Co Ltd
Original Assignee
Mitsubishi Pencil Co Ltd
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 Mitsubishi Pencil Co Ltd filed Critical Mitsubishi Pencil Co Ltd
Priority to JP2019086697A priority Critical patent/JP2020183043A/ja
Priority to PCT/JP2020/017541 priority patent/WO2020218440A1/ja
Priority to TW109113781A priority patent/TW202103977A/zh
Publication of JP2020183043A publication Critical patent/JP2020183043A/ja
Publication of JP2020183043A5 publication Critical patent/JP2020183043A5/ja
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/22—Writing-cores gripping means, e.g. chucks

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
JP2019086697A 2019-04-26 2019-04-26 シャープペンシル Pending JP2020183043A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019086697A JP2020183043A (ja) 2019-04-26 2019-04-26 シャープペンシル
PCT/JP2020/017541 WO2020218440A1 (ja) 2019-04-26 2020-04-23 シャープペンシル
TW109113781A TW202103977A (zh) 2019-04-26 2020-04-24 自動鉛筆

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019086697A JP2020183043A (ja) 2019-04-26 2019-04-26 シャープペンシル

Publications (2)

Publication Number Publication Date
JP2020183043A true JP2020183043A (ja) 2020-11-12
JP2020183043A5 JP2020183043A5 (enExample) 2022-03-31

Family

ID=72942039

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019086697A Pending JP2020183043A (ja) 2019-04-26 2019-04-26 シャープペンシル

Country Status (3)

Country Link
JP (1) JP2020183043A (enExample)
TW (1) TW202103977A (enExample)
WO (1) WO2020218440A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7621089B2 (ja) * 2020-11-02 2025-01-24 三菱鉛筆株式会社 シャープペンシル

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54144222A (en) * 1978-04-28 1979-11-10 Iwasaki Kosei Pusheddout writing implement
JPS56108575U (enExample) * 1980-01-19 1981-08-22

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56154506U (enExample) * 1980-04-21 1981-11-18
US6116799A (en) * 1998-11-19 2000-09-12 Kotobuki & Co., Ltd. Installation structure of lead advancing mechanism in writing instrument

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54144222A (en) * 1978-04-28 1979-11-10 Iwasaki Kosei Pusheddout writing implement
JPS56108575U (enExample) * 1980-01-19 1981-08-22

Also Published As

Publication number Publication date
WO2020218440A1 (ja) 2020-10-29
TW202103977A (zh) 2021-02-01

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