CN117651648A - 自动铅笔 - Google Patents

自动铅笔 Download PDF

Info

Publication number
CN117651648A
CN117651648A CN202280050544.1A CN202280050544A CN117651648A CN 117651648 A CN117651648 A CN 117651648A CN 202280050544 A CN202280050544 A CN 202280050544A CN 117651648 A CN117651648 A CN 117651648A
Authority
CN
China
Prior art keywords
cam
cam surface
mechanical pencil
clutch
cartridge
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
CN202280050544.1A
Other languages
English (en)
Chinese (zh)
Inventor
福田昂正
小泉裕介
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
Publication of CN117651648A publication Critical patent/CN117651648A/zh
Pending legal-status Critical Current

Links

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
    • B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
    • 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)
CN202280050544.1A 2021-07-20 2022-07-11 自动铅笔 Pending CN117651648A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-119915 2021-07-20
JP2021119915A JP7736474B2 (ja) 2021-07-20 2021-07-20 シャープペンシル
PCT/JP2022/027265 WO2023002879A1 (ja) 2021-07-20 2022-07-11 シャープペンシル

Publications (1)

Publication Number Publication Date
CN117651648A true CN117651648A (zh) 2024-03-05

Family

ID=84979218

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280050544.1A Pending CN117651648A (zh) 2021-07-20 2022-07-11 自动铅笔

Country Status (7)

Country Link
US (1) US12214616B2 (enExample)
EP (1) EP4375085A4 (enExample)
JP (1) JP7736474B2 (enExample)
KR (1) KR20240035747A (enExample)
CN (1) CN117651648A (enExample)
TW (1) TW202317392A (enExample)
WO (1) WO2023002879A1 (enExample)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101460314A (zh) * 2006-06-05 2009-06-17 三菱铅笔株式会社 自动铅笔
JP2010094957A (ja) * 2008-10-20 2010-04-30 Zebra Pen Corp シャープペンシル
WO2012176636A1 (ja) * 2011-06-21 2012-12-27 三菱鉛筆株式会社 シャープペンシル
JP2017193152A (ja) * 2016-04-22 2017-10-26 株式会社パイロットコーポレーション シャープペンシル

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850531A (en) * 1972-11-07 1974-11-26 Indevco Corp Automatically feeding lead pencil
JPS53145734A (en) * 1977-05-22 1978-12-19 Ancos Co Ltd Propelling pencil
US4459057A (en) * 1981-06-12 1984-07-10 Pentel Kabushiki Kaisha Mechanical pencil with automatic lead advance
JPS59110679U (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
JP4847487B2 (ja) * 2008-03-26 2011-12-28 三菱鉛筆株式会社 シャープペンシル
JP5215281B2 (ja) * 2009-12-03 2013-06-19 三菱鉛筆株式会社 シャープペンシル
JP5929755B2 (ja) * 2010-07-28 2016-06-08 ぺんてる株式会社 メカニカルペンシル
JP5798780B2 (ja) * 2011-04-07 2015-10-21 三菱鉛筆株式会社 シャープペンシル
JP6422692B2 (ja) * 2013-09-03 2018-11-14 三菱鉛筆株式会社 複数の樹脂成形部材を備えた筆記具または塗布具
JP7049836B2 (ja) * 2018-01-17 2022-04-07 三菱鉛筆株式会社 塗布具の把持具
JP7262294B2 (ja) * 2018-12-13 2023-04-21 三菱鉛筆株式会社 シャープペンシル

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101460314A (zh) * 2006-06-05 2009-06-17 三菱铅笔株式会社 自动铅笔
JP2010094957A (ja) * 2008-10-20 2010-04-30 Zebra Pen Corp シャープペンシル
WO2012176636A1 (ja) * 2011-06-21 2012-12-27 三菱鉛筆株式会社 シャープペンシル
JP2017193152A (ja) * 2016-04-22 2017-10-26 株式会社パイロットコーポレーション シャープペンシル

Also Published As

Publication number Publication date
US20240383270A1 (en) 2024-11-21
JP7736474B2 (ja) 2025-09-09
EP4375085A1 (en) 2024-05-29
JP2023015864A (ja) 2023-02-01
TW202317392A (zh) 2023-05-01
WO2023002879A1 (ja) 2023-01-26
EP4375085A4 (en) 2025-06-18
US12214616B2 (en) 2025-02-04
KR20240035747A (ko) 2024-03-18

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