JPS5989183U - drilling casing blade - Google Patents

drilling casing blade

Info

Publication number
JPS5989183U
JPS5989183U JP18559682U JP18559682U JPS5989183U JP S5989183 U JPS5989183 U JP S5989183U JP 18559682 U JP18559682 U JP 18559682U JP 18559682 U JP18559682 U JP 18559682U JP S5989183 U JPS5989183 U JP S5989183U
Authority
JP
Japan
Prior art keywords
blade
drilling casing
casing blade
casing
excavation
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
JP18559682U
Other languages
Japanese (ja)
Other versions
JPS6326478Y2 (en
Inventor
松沢　一
要 仲山
北田　義博
Original Assignee
株式会社松沢基工
三和機材株式会社
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 株式会社松沢基工, 三和機材株式会社 filed Critical 株式会社松沢基工
Priority to JP18559682U priority Critical patent/JPS5989183U/en
Publication of JPS5989183U publication Critical patent/JPS5989183U/en
Application granted granted Critical
Publication of JPS6326478Y2 publication Critical patent/JPS6326478Y2/ja
Granted 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) [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 drawings]

第１図は本考案の刃を備えた掘削ケーシングの側面図、
第２図は第１実施例を示すケーシング本体の底面図、第
３′図は同上部分側面図、第４図、第５図、第６図はそ
れぞれ第２図のＡ−Ａ線、Ｂ−Ｂ線、Ｃ−Ｃ線断面図、
第７図は本考案の第２実施−例を示すケーシング本体の
底面図、第８図は同上−側面図である。 １・・・ケーシング本体、２・・・リーダーマスト、３
・・・駆動装置、４・・・モーター、５・・・チャック
部、＄ａ、　　５ｂ、　　５ｃ・・・掘削刃、７・・・
刃先、８・・・硬質チップ部、９・・・テーパー面、１
０．１０’・・・刃先。Figure 1 is a side view of the excavation casing equipped with the blade of the present invention;
Fig. 2 is a bottom view of the casing body showing the first embodiment, Fig. 3' is a partial side view of the same, and Figs. 4, 5, and 6 are lines AA and B- of Fig. 2, respectively. B line, C-C line sectional view,
FIG. 7 is a bottom view of the casing body showing a second embodiment of the present invention, and FIG. 8 is a side view of the same. 1...Casing body, 2...Leader mast, 3
...Drive device, 4...Motor, 5...Chuck part, $a, 5b, 5c...Drilling blade, 7...
Blade edge, 8...Hard tip part, 9...Tapered surface, 1
0.10'...Blade tip.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 爪形で刃先からケーシング中心に向うテーパー面を有す
る掘削刃を、該刃先が波形配列をなすよう＆モ相互間隔
を存してクーシング下端に植設することを特徴とした掘
削ケーシングの刃。An excavation casing blade characterized in that an excavation blade having a claw shape and a tapered surface extending from the cutting edge toward the center of the casing is implanted at the lower end of the cousing so that the cutting edges form a wave-shaped arrangement with a distance from each other.
JP18559682U 1982-12-08 1982-12-08 drilling casing blade Granted JPS5989183U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18559682U JPS5989183U (en) 1982-12-08 1982-12-08 drilling casing blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18559682U JPS5989183U (en) 1982-12-08 1982-12-08 drilling casing blade

Publications (2)

Publication Number Publication Date
JPS5989183U true JPS5989183U (en) 1984-06-16
JPS6326478Y2 JPS6326478Y2 (en) 1988-07-18

Family

ID=30401107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18559682U Granted JPS5989183U (en) 1982-12-08 1982-12-08 drilling casing blade

Country Status (1)

Country Link
JP (1) JPS5989183U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0312990U (en) * 1989-06-16 1991-02-08

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53157102U (en) * 1977-05-16 1978-12-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53157102U (en) * 1977-05-16 1978-12-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0312990U (en) * 1989-06-16 1991-02-08

Also Published As

Publication number Publication date
JPS6326478Y2 (en) 1988-07-18

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