JPS5943592U - hammer drill - Google Patents

hammer drill

Info

Publication number
JPS5943592U
JPS5943592U JP13859882U JP13859882U JPS5943592U JP S5943592 U JPS5943592 U JP S5943592U JP 13859882 U JP13859882 U JP 13859882U JP 13859882 U JP13859882 U JP 13859882U JP S5943592 U JPS5943592 U JP S5943592U
Authority
JP
Japan
Prior art keywords
drill
tip
hammer drill
cutting
carbide
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
JP13859882U
Other languages
Japanese (ja)
Inventor
昌明 宮永
Original Assignee
株式会社ミヤナガ
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 株式会社ミヤナガ filed Critical 株式会社ミヤナガ
Priority to JP13859882U priority Critical patent/JPS5943592U/en
Publication of JPS5943592U publication Critical patent/JPS5943592U/en
Pending legal-status Critical Current

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  • Earth Drilling (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) [Abstract] 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図はこの考案のドリル先端部の側面図、第２図は正
面図、第３図はドリル孔の断面図である。 １・・・・・・ドリル本体、２・・・・・・切削排出溝
、３・・・・・・切削用超硬チップ、４・・・・・・チ
ゼルエツジ、５・・・・・・ドリル頭部。FIG. 1 is a side view of the drill tip of this invention, FIG. 2 is a front view, and FIG. 3 is a sectional view of the drill hole. 1... Drill body, 2... Cutting discharge groove, 3... Carbide tip for cutting, 4... Chisel edge, 5... drill head.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中心にチゼルエツジを形成し、側方に向けて対称的に所
定の先端角をとり両端部をドリル本体周面に至らしめて
切削用超硬チップを植設してなるドリルに於いて、前記
ドリル本体の切削用超硬チップを含む先端部に大径をな
すドリル頭部を形成したことを特徴とするハンマードリ
ル。A drill in which a chisel edge is formed at the center, a predetermined tip angle is symmetrically directed laterally, and a carbide tip for cutting is implanted with both ends reaching the circumferential surface of the drill body. A hammer drill characterized in that a drill head with a large diameter is formed at the tip including a carbide tip for cutting.
JP13859882U 1982-09-13 1982-09-13 hammer drill Pending JPS5943592U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13859882U JPS5943592U (en) 1982-09-13 1982-09-13 hammer drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13859882U JPS5943592U (en) 1982-09-13 1982-09-13 hammer drill

Publications (1)

Publication Number Publication Date
JPS5943592U true JPS5943592U (en) 1984-03-22

Family

ID=30310927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13859882U Pending JPS5943592U (en) 1982-09-13 1982-09-13 hammer drill

Country Status (1)

Country Link
JP (1) JPS5943592U (en)

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