JPS6452798U - - Google Patents

Info

Publication number
JPS6452798U
JPS6452798U JP14643487U JP14643487U JPS6452798U JP S6452798 U JPS6452798 U JP S6452798U JP 14643487 U JP14643487 U JP 14643487U JP 14643487 U JP14643487 U JP 14643487U JP S6452798 U JPS6452798 U JP S6452798U
Authority
JP
Japan
Prior art keywords
protractor
elliptic
circular
center
rotation hole
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
JP14643487U
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 JP14643487U priority Critical patent/JPS6452798U/ja
Publication of JPS6452798U publication Critical patent/JPS6452798U/ja
Pending legal-status Critical Current

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Landscapes

  • Drawing Aids And Blackboards (AREA)

Description

【図面の簡単な説明】
第1図は本考案の正面図、第2図は本考案の側
面図。 1……楕円分度器、2……回転穴、3……真円
分度器、4……中心軸。

Claims (1)

  1. 【実用新案登録請求の範囲】 (イ) 楕円分度器1の中心に回転穴2を設ける。 (ロ) 真円分度器3の上面の中心に中心軸4を設
    ける。 (ハ) 楕円分度器1の回転穴2を真円分度器3の
    中心軸4にはめこみ楕円分度器1が中心軸4を軸
    として回転するように組み合わせる。 (ニ) 楕円分度器1と真円分度器3は自由に取り
    はずせるように設ける。 以上の如く構成した楕円分度器と真円分度器を
    組み合わせた分度器。
JP14643487U 1987-09-28 1987-09-28 Pending JPS6452798U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14643487U JPS6452798U (ja) 1987-09-28 1987-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14643487U JPS6452798U (ja) 1987-09-28 1987-09-28

Publications (1)

Publication Number Publication Date
JPS6452798U true JPS6452798U (ja) 1989-03-31

Family

ID=31415920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14643487U Pending JPS6452798U (ja) 1987-09-28 1987-09-28

Country Status (1)

Country Link
JP (1) JPS6452798U (ja)

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