CN116507505B - 自动铅笔 - Google Patents

自动铅笔

Info

Publication number
CN116507505B
CN116507505B CN202180073559.5A CN202180073559A CN116507505B CN 116507505 B CN116507505 B CN 116507505B CN 202180073559 A CN202180073559 A CN 202180073559A CN 116507505 B CN116507505 B CN 116507505B
Authority
CN
China
Prior art keywords
rotation
cam
rotating body
cam surface
mechanical pencil
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.)
Active
Application number
CN202180073559.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN116507505A (zh
Inventor
并木义春
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 CN116507505A publication Critical patent/CN116507505A/zh
Application granted granted Critical
Publication of CN116507505B publication Critical patent/CN116507505B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B43K21/22—Writing-cores gripping means, e.g. chucks

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
CN202180073559.5A 2020-11-02 2021-10-29 自动铅笔 Active CN116507505B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-183622 2020-11-02
JP2020183622A JP7621089B2 (ja) 2020-11-02 2020-11-02 シャープペンシル
PCT/JP2021/040132 WO2022092293A1 (ja) 2020-11-02 2021-10-29 シャープペンシル

Publications (2)

Publication Number Publication Date
CN116507505A CN116507505A (zh) 2023-07-28
CN116507505B true CN116507505B (zh) 2026-04-21

Family

ID=81382624

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180073559.5A Active CN116507505B (zh) 2020-11-02 2021-10-29 自动铅笔

Country Status (4)

Country Link
JP (1) JP7621089B2 (https=)
KR (1) KR20230096997A (https=)
CN (1) CN116507505B (https=)
WO (1) WO2022092293A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024062230A (ja) 2022-10-24 2024-05-09 三菱鉛筆株式会社 シャープペンシル
JP2024062154A (ja) * 2022-10-24 2024-05-09 三菱鉛筆株式会社 シャープペンシル
CN116424016B (zh) * 2023-05-23 2026-01-23 上海晨光文具股份有限公司 一种具有防积墨功能的揿动笔

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013022828A (ja) * 2011-07-21 2013-02-04 Pilot Corporation 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
US6116799A (en) * 1998-11-19 2000-09-12 Kotobuki & Co., Ltd. Installation structure of lead advancing mechanism in writing instrument
US7654763B2 (en) 2006-06-05 2010-02-02 Mitsubishi Pencil Co., Ltd. Mechanical pencil
US7806615B1 (en) * 2007-10-26 2010-10-05 Mitsubishi Pencil Co., Ltd. Mechanical pencil
JP5215281B2 (ja) * 2009-12-03 2013-06-19 三菱鉛筆株式会社 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
JP5711047B2 (ja) * 2011-05-30 2015-04-30 ゼブラ株式会社 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
JP2014058097A (ja) 2012-09-18 2014-04-03 Micro Kk シャープペンシル
US9738112B2 (en) 2013-03-26 2017-08-22 Kotobuki & Co., Ltd. Mechanical pencil
JP2020183043A (ja) 2019-04-26 2020-11-12 三菱鉛筆株式会社 シャープペンシル
CN110370839B (zh) * 2019-07-19 2022-04-19 温州天骄笔业有限责任公司 一种具有自动转芯功能的自动铅笔

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013022828A (ja) * 2011-07-21 2013-02-04 Pilot Corporation シャープペンシル

Also Published As

Publication number Publication date
CN116507505A (zh) 2023-07-28
KR20230096997A (ko) 2023-06-30
WO2022092293A1 (ja) 2022-05-05
JP2022073560A (ja) 2022-05-17
JP7621089B2 (ja) 2025-01-24

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