TW202313366A - 自動鉛筆 - Google Patents

自動鉛筆 Download PDF

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Publication number
TW202313366A
TW202313366A TW111127025A TW111127025A TW202313366A TW 202313366 A TW202313366 A TW 202313366A TW 111127025 A TW111127025 A TW 111127025A TW 111127025 A TW111127025 A TW 111127025A TW 202313366 A TW202313366 A TW 202313366A
Authority
TW
Taiwan
Prior art keywords
cam
rotor
chuck
core
mechanical pencil
Prior art date
Application number
TW111127025A
Other languages
English (en)
Chinese (zh)
Inventor
福田昂正
小泉裕介
Original Assignee
日商三菱鉛筆股份有限公司
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 日商三菱鉛筆股份有限公司 filed Critical 日商三菱鉛筆股份有限公司
Publication of TW202313366A publication Critical patent/TW202313366A/zh

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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
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
    • B43K21/033—Writing-core feeding mechanisms with sliding tubelike writing-core guide with automatic feed by pressure during use of pencil
    • 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)
TW111127025A 2021-07-20 2022-07-19 自動鉛筆 TW202313366A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-119949 2021-07-20
JP2021119949A JP2023015881A (ja) 2021-07-20 2021-07-20 シャープペンシル

Publications (1)

Publication Number Publication Date
TW202313366A true TW202313366A (zh) 2023-04-01

Family

ID=84979233

Family Applications (1)

Application Number Title Priority Date Filing Date
TW111127025A TW202313366A (zh) 2021-07-20 2022-07-19 自動鉛筆

Country Status (5)

Country Link
JP (1) JP2023015881A (ja)
KR (1) KR20240035743A (ja)
CN (1) CN117545637A (ja)
TW (1) TW202313366A (ja)
WO (1) WO2023002878A1 (ja)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59110680U (ja) * 1983-01-18 1984-07-26 三菱鉛筆株式会社 ノツク式シヤ−プペンシル
JPS623997A (ja) * 1985-07-01 1987-01-09 株式会社寿 芯ストツパ−
JP2003039883A (ja) * 2001-07-31 2003-02-13 Pentel Corp シャープペンシル
JP7262294B2 (ja) * 2018-12-13 2023-04-21 三菱鉛筆株式会社 シャープペンシル

Also Published As

Publication number Publication date
WO2023002878A1 (ja) 2023-01-26
KR20240035743A (ko) 2024-03-18
CN117545637A (zh) 2024-02-09
JP2023015881A (ja) 2023-02-01

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