CN113557145A - 自动铅笔 - Google Patents

自动铅笔 Download PDF

Info

Publication number
CN113557145A
CN113557145A CN202080019979.0A CN202080019979A CN113557145A CN 113557145 A CN113557145 A CN 113557145A CN 202080019979 A CN202080019979 A CN 202080019979A CN 113557145 A CN113557145 A CN 113557145A
Authority
CN
China
Prior art keywords
cam
holding
mechanical pencil
writing
pen core
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
CN202080019979.0A
Other languages
English (en)
Chinese (zh)
Inventor
福田昂正
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 CN113557145A publication Critical patent/CN113557145A/zh
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
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
    • B43K21/18—Writing-core feeding mechanisms with stepwise feed of writing-cores having ratchet means
    • 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
    • B43K21/006—Pencil-barrels
    • 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)
CN202080019979.0A 2019-04-26 2020-04-20 自动铅笔 Pending CN113557145A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019086723A JP2020183045A (ja) 2019-04-26 2019-04-26 シャープペンシル
JP2019-086723 2019-04-26
PCT/JP2020/017097 WO2020218260A1 (ja) 2019-04-26 2020-04-20 シャープペンシル

Publications (1)

Publication Number Publication Date
CN113557145A true CN113557145A (zh) 2021-10-26

Family

ID=72942761

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080019979.0A Pending CN113557145A (zh) 2019-04-26 2020-04-20 自动铅笔

Country Status (7)

Country Link
US (1) US20220144008A1 (enExample)
EP (1) EP3960486A4 (enExample)
JP (1) JP2020183045A (enExample)
KR (1) KR102626037B1 (enExample)
CN (1) CN113557145A (enExample)
TW (1) TW202100372A (enExample)
WO (1) WO2020218260A1 (enExample)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009107135A (ja) * 2007-10-26 2009-05-21 Mitsubishi Pencil Co Ltd シャープペンシル
JP2009184298A (ja) * 2008-02-08 2009-08-20 Masaharu Taguchi 棒状物の繰り出し容器
CN101909900A (zh) * 2007-12-28 2010-12-08 三菱铅笔株式会社 自动铅笔
JP2011116030A (ja) * 2009-12-03 2011-06-16 Mitsubishi Pencil Co Ltd シャープペンシル
WO2012014832A1 (ja) * 2010-07-28 2012-02-02 ぺんてる株式会社 メカニカルペンシル
CN102648099A (zh) * 2009-12-03 2012-08-22 三菱铅笔株式会社 自动铅笔
CN103476597A (zh) * 2011-04-07 2013-12-25 三菱铅笔株式会社 自动铅笔
CN104136231A (zh) * 2012-02-27 2014-11-05 三菱铅笔株式会社 自动铅笔
JP2017024197A (ja) * 2015-07-16 2017-02-02 三菱鉛筆株式会社 シャープペンシル

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4714365A (en) * 1985-01-26 1987-12-22 Kabushikikaisha Kotobuki Mechanical pencil
US4838721A (en) * 1988-04-29 1989-06-13 Pentel Kabusiki Kaisha Automatic lead advance for mechanical pencils
EP2033806B1 (en) 2006-06-05 2013-10-16 MITSUBISHI PENCIL Co., Ltd. Mechanical pencil
JP4847487B2 (ja) * 2008-03-26 2011-12-28 三菱鉛筆株式会社 シャープペンシル
CN103619609B (zh) * 2011-06-21 2015-09-30 三菱铅笔株式会社 自动铅笔

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009107135A (ja) * 2007-10-26 2009-05-21 Mitsubishi Pencil Co Ltd シャープペンシル
CN101909900A (zh) * 2007-12-28 2010-12-08 三菱铅笔株式会社 自动铅笔
JP2009184298A (ja) * 2008-02-08 2009-08-20 Masaharu Taguchi 棒状物の繰り出し容器
JP2011116030A (ja) * 2009-12-03 2011-06-16 Mitsubishi Pencil Co Ltd シャープペンシル
CN102648099A (zh) * 2009-12-03 2012-08-22 三菱铅笔株式会社 自动铅笔
WO2012014832A1 (ja) * 2010-07-28 2012-02-02 ぺんてる株式会社 メカニカルペンシル
CN103476597A (zh) * 2011-04-07 2013-12-25 三菱铅笔株式会社 自动铅笔
CN104136231A (zh) * 2012-02-27 2014-11-05 三菱铅笔株式会社 自动铅笔
JP2017024197A (ja) * 2015-07-16 2017-02-02 三菱鉛筆株式会社 シャープペンシル

Also Published As

Publication number Publication date
WO2020218260A1 (ja) 2020-10-29
KR102626037B1 (ko) 2024-01-18
TW202100372A (zh) 2021-01-01
US20220144008A1 (en) 2022-05-12
KR20210110300A (ko) 2021-09-07
JP2020183045A (ja) 2020-11-12
EP3960486A4 (en) 2023-01-04
EP3960486A1 (en) 2022-03-02

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Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20211026

RJ01 Rejection of invention patent application after publication