JPS60142975U - Paper tube for easy insertion and removal - Google Patents

Paper tube for easy insertion and removal

Info

Publication number
JPS60142975U
JPS60142975U JP3110684U JP3110684U JPS60142975U JP S60142975 U JPS60142975 U JP S60142975U JP 3110684 U JP3110684 U JP 3110684U JP 3110684 U JP3110684 U JP 3110684U JP S60142975 U JPS60142975 U JP S60142975U
Authority
JP
Japan
Prior art keywords
tube
paper tube
removal
easy insertion
inner cylindrical
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
JP3110684U
Other languages
Japanese (ja)
Inventor
飯島　安
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP3110684U priority Critical patent/JPS60142975U/en
Publication of JPS60142975U publication Critical patent/JPS60142975U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は紙管の斜視全体図、第２図は紙管を縦に切開い
た状態の内面図、第３図は紙管本体の内部を上から見た
断面図。 １：蓋、２：内筒面、３：蓋とのスライド面、４：外皮
、５：凸部。FIG. 1 is a perspective overall view of the paper tube, FIG. 2 is an internal view of the paper tube cut vertically, and FIG. 3 is a sectional view of the inside of the paper tube body viewed from above. 1: Lid, 2: Inner cylinder surface, 3: Sliding surface with lid, 4: Outer skin, 5: Convex part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 文房具としての紙管、金属管、合成樹脂管の内筒面を凹
凸状にして、その凸の部分が挿入する証書や図面類の外
面と接触するようにすることによって、管の内筒面と挿
入する証書、図面類との摩擦抵抗を小さくすることを特
徴とする管。By making the inner cylindrical surface of a paper tube, metal tube, or synthetic resin tube used as stationery uneven, so that the convex part comes into contact with the outer surface of the certificate or drawing to be inserted, the inner cylindrical surface of the tube A tube characterized by reducing frictional resistance with certificates and drawings to be inserted.
JP3110684U 1984-03-03 1984-03-03 Paper tube for easy insertion and removal Pending JPS60142975U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3110684U JPS60142975U (en) 1984-03-03 1984-03-03 Paper tube for easy insertion and removal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3110684U JPS60142975U (en) 1984-03-03 1984-03-03 Paper tube for easy insertion and removal

Publications (1)

Publication Number Publication Date
JPS60142975U true JPS60142975U (en) 1985-09-21

Family

ID=30531407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3110684U Pending JPS60142975U (en) 1984-03-03 1984-03-03 Paper tube for easy insertion and removal

Country Status (1)

Country Link
JP (1) JPS60142975U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10318444A (en) * 1997-05-15 1998-12-04 Asano Slate Co Ltd Refractory sleeve and manufacture thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10318444A (en) * 1997-05-15 1998-12-04 Asano Slate Co Ltd Refractory sleeve and manufacture thereof

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