JPS5969812U - opening cutter - Google Patents

opening cutter

Info

Publication number
JPS5969812U
JPS5969812U JP16639082U JP16639082U JPS5969812U JP S5969812 U JPS5969812 U JP S5969812U JP 16639082 U JP16639082 U JP 16639082U JP 16639082 U JP16639082 U JP 16639082U JP S5969812 U JPS5969812 U JP S5969812U
Authority
JP
Japan
Prior art keywords
shank
cylindrical
saw
male threaded
opening cutter
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
JP16639082U
Other languages
Japanese (ja)
Inventor
安心院　国雄
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 JP16639082U priority Critical patent/JPS5969812U/en
Publication of JPS5969812U publication Critical patent/JPS5969812U/en
Pending legal-status Critical Current

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  • Drilling Tools (AREA)

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図はこの考案に係る開口用カッターの一例を示した
正面図、第２図は第１図の■−■線に沿った断面図、第
３図は両刃の円筒鋸の平面図、第４図はシャンクの平面
図、第５図は従来例を示す正面図である。 １・・・・・・両刃の円筒鋸、２・・・・・・シャンク
、３・・・・・・ナツト、１１・・・・・・円板状本体
、１２・・・・・・円筒状の鋸歯、１３・・・・・・非
円形の孔、２１・・・・・・鍔状のボス部、２２・・・
・・・非円形の筒部、２３・・・・・・雄ねじ部。Fig. 1 is a front view showing an example of an opening cutter according to this invention, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1, Fig. 3 is a plan view of a double-edged cylindrical saw, FIG. 4 is a plan view of the shank, and FIG. 5 is a front view showing a conventional example. 1...Double-edged cylindrical saw, 2...Shank, 3...Nut, 11...Disc-shaped body, 12...Cylindrical sawtooth, 13... non-circular hole, 21... flange-shaped boss portion, 22...
...Non-circular cylindrical part, 23... Male threaded part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中心部にシャンク嵌合用の非円形の孔を有する円板状本
体の両面にその外周縁部から夫々円筒状の鋸歯を突設し
てなる、両刃の円筒鋸と、その先端部に鍔状のボス部を
有し、該ボス部に続けて前記孔に嵌合する非円形の筒部
と雄ねじ部とを有する、シャンクと、上記シャンクの雄
ねじ部に螺合するナツトとの、組合せからなる開口用カ
ッター。A double-edged cylindrical saw consisting of a disc-shaped main body with a non-circular hole for fitting a shank in the center and cylindrical saw teeth protruding from the outer periphery on both sides, and a flange-shaped saw at the tip. An opening consisting of a combination of a shank having a boss portion, a non-circular cylindrical portion that fits into the hole following the boss portion, and a male threaded portion, and a nut that is screwed into the male threaded portion of the shank. Cutter.
JP16639082U 1982-11-02 1982-11-02 opening cutter Pending JPS5969812U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16639082U JPS5969812U (en) 1982-11-02 1982-11-02 opening cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16639082U JPS5969812U (en) 1982-11-02 1982-11-02 opening cutter

Publications (1)

Publication Number Publication Date
JPS5969812U true JPS5969812U (en) 1984-05-11

Family

ID=30364279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16639082U Pending JPS5969812U (en) 1982-11-02 1982-11-02 opening cutter

Country Status (1)

Country Link
JP (1) JPS5969812U (en)

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