JPS6283685U - - Google Patents

Info

Publication number
JPS6283685U
JPS6283685U JP17487285U JP17487285U JPS6283685U JP S6283685 U JPS6283685 U JP S6283685U JP 17487285 U JP17487285 U JP 17487285U JP 17487285 U JP17487285 U JP 17487285U JP S6283685 U JPS6283685 U JP S6283685U
Authority
JP
Japan
Prior art keywords
rotation
rotary plate
circular ruler
insertion hole
center point
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
JP17487285U
Other languages
English (en)
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 filed Critical
Priority to JP17487285U priority Critical patent/JPS6283685U/ja
Publication of JPS6283685U publication Critical patent/JPS6283685U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)

Description

【図面の簡単な説明】
第1図ないし第3図は本考案実施の1例を示す
ものであつて、第1図は平面図、第2図は第1図
の―線断面図、第3図は第2図のA部分の拡
大図、第4図は本考案の他の実施例を示す平面図
、第5図は本考案の変形例を示す平面図である。 1……本体、2……回転板、3……開口部、8
……回転中心点、9……挿通孔、10……表示部

Claims (1)

  1. 【実用新案登録請求の範囲】 1 本体に穿設した開口部内に透視自在の回転中
    心点を備えた回転板を回転自在に配設し、該回転
    板に回転中心点から異なる距離に複数の筆記具の
    挿通孔を設けると共に、夫々の挿通孔の近傍に回
    転中心点と挿通孔との距離を円の半径とする円の
    表示部を設けたことを特徴とする円定規。 2 前記回転板が透明材料から成り、かつ回転中
    心点を湾曲状に突出形成したレンズ体を設けたこ
    とを特徴とする実用新案登録請求の範囲第1項に
    記載の円定規。
JP17487285U 1985-11-15 1985-11-15 Pending JPS6283685U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17487285U JPS6283685U (ja) 1985-11-15 1985-11-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17487285U JPS6283685U (ja) 1985-11-15 1985-11-15

Publications (1)

Publication Number Publication Date
JPS6283685U true JPS6283685U (ja) 1987-05-28

Family

ID=31113663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17487285U Pending JPS6283685U (ja) 1985-11-15 1985-11-15

Country Status (1)

Country Link
JP (1) JPS6283685U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999026795A1 (fr) * 1997-11-25 1999-06-03 Young Seok Woo Echelle universelle pour le dessin

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332681U (ja) * 1976-08-26 1978-03-22
JPS5621593B2 (ja) * 1972-11-27 1981-05-20

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5621593B2 (ja) * 1972-11-27 1981-05-20
JPS5332681U (ja) * 1976-08-26 1978-03-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999026795A1 (fr) * 1997-11-25 1999-06-03 Young Seok Woo Echelle universelle pour le dessin

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