JP6646988B2 - 熱変色性筆記具 - Google Patents

熱変色性筆記具 Download PDF

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Publication number
JP6646988B2
JP6646988B2 JP2015183210A JP2015183210A JP6646988B2 JP 6646988 B2 JP6646988 B2 JP 6646988B2 JP 2015183210 A JP2015183210 A JP 2015183210A JP 2015183210 A JP2015183210 A JP 2015183210A JP 6646988 B2 JP6646988 B2 JP 6646988B2
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Japan
Prior art keywords
writing
barrel
thermochromic
operating member
peripheral surface
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JP2015183210A
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English (en)
Japanese (ja)
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JP2017056632A5 (https=
JP2017056632A (ja
Inventor
牧　貴之
貴之 牧
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
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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.)
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Application filed by Mitsubishi Pencil Co Ltd filed Critical Mitsubishi Pencil Co Ltd
Priority to JP2015183210A priority Critical patent/JP6646988B2/ja
Publication of JP2017056632A publication Critical patent/JP2017056632A/ja
Publication of JP2017056632A5 publication Critical patent/JP2017056632A5/ja
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Publication of JP6646988B2 publication Critical patent/JP6646988B2/ja
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  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
JP2015183210A 2015-09-16 2015-09-16 熱変色性筆記具 Active JP6646988B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2015183210A JP6646988B2 (ja) 2015-09-16 2015-09-16 熱変色性筆記具

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Application Number Priority Date Filing Date Title
JP2015183210A JP6646988B2 (ja) 2015-09-16 2015-09-16 熱変色性筆記具

Publications (3)

Publication Number Publication Date
JP2017056632A JP2017056632A (ja) 2017-03-23
JP2017056632A5 JP2017056632A5 (https=) 2018-10-04
JP6646988B2 true JP6646988B2 (ja) 2020-02-14

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ID=58388987

Family Applications (1)

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JP2015183210A Active JP6646988B2 (ja) 2015-09-16 2015-09-16 熱変色性筆記具

Country Status (1)

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JP (1) JP6646988B2 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6598810B2 (ja) 2017-03-22 2019-10-30 京セラ株式会社 コネクタ
JP7437876B2 (ja) * 2019-02-28 2024-02-26 三菱鉛筆株式会社 シャープペンシル
WO2022190974A1 (ja) * 2021-03-09 2022-09-15 株式会社パイロットコーポレーション 摩擦体ユニット及び熱変色性筆記具

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5019530U (https=) * 1973-06-19 1975-03-05
JPS5770892U (https=) * 1980-10-16 1982-04-28
JPS63184791U (https=) * 1987-05-21 1988-11-28
JPH03101688U (https=) * 1990-02-05 1991-10-23
JP3003737U (ja) * 1994-04-29 1994-11-01 二朗 長村 スライド式ボールペンキャップ
SG193051A1 (en) * 2007-02-26 2013-09-30 Pilot Ink Co Ltd Thermochromic writing instrument
JP2009184279A (ja) * 2008-02-08 2009-08-20 Pilot Ink Co Ltd 熱変色性筆記具
JP2011178979A (ja) * 2010-02-05 2011-09-15 Pilot Ink Co Ltd 可逆熱変色性筆記具用インキ組成物及びそれを収容した筆記具
JP6312444B2 (ja) * 2014-01-17 2018-04-18 三菱鉛筆株式会社 消去部材を備えた筆記具

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JP2017056632A (ja) 2017-03-23

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