JPS6331990U - - Google Patents

Info

Publication number
JPS6331990U
JPS6331990U JP12541586U JP12541586U JPS6331990U JP S6331990 U JPS6331990 U JP S6331990U JP 12541586 U JP12541586 U JP 12541586U JP 12541586 U JP12541586 U JP 12541586U JP S6331990 U JPS6331990 U JP S6331990U
Authority
JP
Japan
Prior art keywords
draw
string
freely
angle
support
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
JP12541586U
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 JP12541586U priority Critical patent/JPS6331990U/ja
Publication of JPS6331990U publication Critical patent/JPS6331990U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Toys (AREA)

Description

【図面の簡単な説明】
第1図はこの考案を示す全体斜視図である。 1……長板(基板)、2,3……おもり、4,
5……受金、6,7……受金下部、8,9……受
金の軸受部、w……2つの受金の間隔、10,1
1……摺動軸、12,13……連結板、14……
連結軸、α……2本の摺動軸が作る角度、15…
…描く円弧、16……2枚の連結板の一方の先端
、17……筆記具、18……ウオーム歯車、19
……ウオーム歯車回転用つまみ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 一定の長さに弦を設定し、その両端部上に水平
    に円滑に回転する受金を設け、その受金上を通り
    、自由にスライドする2本の真直な棒の一方の端
    を接して作る角(度)を所定の数値に固定し、そ
    の先端に筆記具を保持して水平にスライドさせて
    円弧を描き、又角度の自由な設定と、微調節を行
    えるようにして、設定した弦を通り、自由に決め
    る角度に応じて外接する円弧を描くことが出来る
    円弧描画器。
JP12541586U 1986-08-16 1986-08-16 Pending JPS6331990U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12541586U JPS6331990U (ja) 1986-08-16 1986-08-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12541586U JPS6331990U (ja) 1986-08-16 1986-08-16

Publications (1)

Publication Number Publication Date
JPS6331990U true JPS6331990U (ja) 1988-03-01

Family

ID=31018297

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12541586U Pending JPS6331990U (ja) 1986-08-16 1986-08-16

Country Status (1)

Country Link
JP (1) JPS6331990U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5625911U (ja) * 1979-07-31 1981-03-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5625911U (ja) * 1979-07-31 1981-03-10

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