JPH0250304U - - Google Patents

Info

Publication number
JPH0250304U
JPH0250304U JP12943088U JP12943088U JPH0250304U JP H0250304 U JPH0250304 U JP H0250304U JP 12943088 U JP12943088 U JP 12943088U JP 12943088 U JP12943088 U JP 12943088U JP H0250304 U JPH0250304 U JP H0250304U
Authority
JP
Japan
Prior art keywords
main body
cutting
groove
bent
blade
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.)
Granted
Application number
JP12943088U
Other languages
English (en)
Other versions
JPH0638641Y2 (ja
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 JP12943088U priority Critical patent/JPH0638641Y2/ja
Publication of JPH0250304U publication Critical patent/JPH0250304U/ja
Application granted granted Critical
Publication of JPH0638641Y2 publication Critical patent/JPH0638641Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
  • Knives (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の溝掘具の一例を示す側面図
で、併せて使用状態を示した図、第2図は第1図
を底面から見た図、第3図は溝掘刃の斜視図、第
4図は発泡樹脂材の溝掘加工状態を示す斜視図で
ある。 1……本体、1a……底面、3……切屑排除空
間部、5……筋切刃、8……溝掘刃、8a……刃
先、8b……取付部、8c……折曲部、θ……折
曲角、α……傾斜角、β……刃先傾斜角。

Claims (1)

    【実用新案登録請求の範囲】
  1. 刃物を保持する直立板状の本体の前端付近に、
    2本の筋切刃を所定の溝幅に等しい横方向の間隔
    をもつて少なくとも所定の溝深さだけ刃先を上記
    本体の底面より突出させて平行に取り付けるとと
    もに、該筋切刃の後方位置の上記本体に、上記筋
    切刃で切られた溝幅間を掘り取る溝掘刃を、所定
    の溝深さだけ刃先部を上記本体の底面より突出さ
    せて取り付け、該溝掘刃が掘り起こした切屑を後
    方上部に排出する切屑排除空間部を上記本体に形
    成し、上記溝掘刃は板状の垂直な取付部の下端を
    該取付部と90°を越え120°未満の角度を形
    成して折り曲げ、かつその折曲部を前方下りの傾
    斜に形成するとともに、該折曲部の前端に、折り
    曲げの角部を先端として溝幅方向が後方に傾斜し
    た刃先傾斜角を有する刃先を形成したことを特徴
    とする、発泡樹脂材用溝掘具。
JP12943088U 1988-09-30 1988-09-30 発泡樹脂材用溝掘具 Expired - Lifetime JPH0638641Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12943088U JPH0638641Y2 (ja) 1988-09-30 1988-09-30 発泡樹脂材用溝掘具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12943088U JPH0638641Y2 (ja) 1988-09-30 1988-09-30 発泡樹脂材用溝掘具

Publications (2)

Publication Number Publication Date
JPH0250304U true JPH0250304U (ja) 1990-04-09
JPH0638641Y2 JPH0638641Y2 (ja) 1994-10-12

Family

ID=31383699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12943088U Expired - Lifetime JPH0638641Y2 (ja) 1988-09-30 1988-09-30 発泡樹脂材用溝掘具

Country Status (1)

Country Link
JP (1) JPH0638641Y2 (ja)

Also Published As

Publication number Publication date
JPH0638641Y2 (ja) 1994-10-12

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