JPH0393896U - - Google Patents
Info
- Publication number
- JPH0393896U JPH0393896U JP11161290U JP11161290U JPH0393896U JP H0393896 U JPH0393896 U JP H0393896U JP 11161290 U JP11161290 U JP 11161290U JP 11161290 U JP11161290 U JP 11161290U JP H0393896 U JPH0393896 U JP H0393896U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- drilling blade
- casing pipe
- bolt
- detaching
- 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
Links
- 238000005553 drilling Methods 0.000 claims description 3
Landscapes
- Earth Drilling (AREA)
Description
第１図は本考案が適用される回転式押込装置全
体図、第２図乃至第５図は本考案の一実施例を示
したもので、第２図は第１図Ａ部の拡大詳細図、
第３図は第２図の−線に沿い一部を断面した
矢視図、第４図は第２図の−線に沿う断面図
、第５図は第２図の−線に沿う断面図、第６
図はケーシングパイプに掘削刃のシヤンクを取付
ける部分をブロツクにした別の実施例を示す図で
ある。
１……ケーシングパイプ、１ａ……胴部、１２
，１３……掘削刃、１２ａ，１３ａ……逃げ面、
１２ｂ，１３ｂ……シヤンク部、１４……ボルト
、１５……ナツト。
Fig. 1 is an overall view of a rotary pushing device to which the present invention is applied, Figs. 2 to 5 show an embodiment of the present invention, and Fig. 2 is an enlarged detailed view of section A in Fig. 1. ,
Fig. 3 is a partially cross-sectional view taken along the - line in Fig. 2, Fig. 4 is a sectional view taken along the - line in Fig. 2, and Fig. 5 is a sectional view taken along the - line in Fig. 2. , 6th
The figure shows another embodiment in which the part where the shank of the excavator blade is attached to the casing pipe is made into a block. 1... Casing pipe, 1a... Body, 12
, 13...Drilling blade, 12a, 13a...Fleet surface,
12b, 13b...shank part, 14...bolt, 15...nut.
Claims (1)
着脱可能に取付けた掘削刃において、ケーシング
パイプの板厚方向でボルト締結が可能なフオーク
状のシヤンク部を有することを特徴とするオール
ケーシング用ケーシングビツトの着脱式掘削刃。 Attachment/detaching of a casing bit for all casing, which is characterized by having a fork-shaped shank part that can be bolted in the thickness direction of the casing pipe, in a drilling blade removably attached to the tip end of the casing pipe with a bolt. Type drilling blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990111612U JPH0415826Y2 (en) | 1990-10-26 | 1990-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990111612U JPH0415826Y2 (en) | 1990-10-26 | 1990-10-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0393896U true JPH0393896U (en) | 1991-09-25 |
| JPH0415826Y2 JPH0415826Y2 (en) | 1992-04-09 |
Family
ID=31660084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990111612U Expired JPH0415826Y2 (en) | 1990-10-26 | 1990-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0415826Y2 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4521086Y1 (en) * | 1967-02-16 | 1970-08-22 | ||
| JPS50115702U (en) * | 1974-03-04 | 1975-09-20 | ||
| US3999620A (en) * | 1975-05-30 | 1976-12-28 | Watson, Incorporated | Core barrel |
| JPS54141101U (en) * | 1978-03-25 | 1979-10-01 | ||
| JPS56119030A (en) * | 1980-02-23 | 1981-09-18 | Hajime Matsuzawa | Performance of work for placing an embedded pile and device for carrying out the said performance |
| JPS58115592U (en) * | 1982-02-01 | 1983-08-06 | 日本タングステン株式会社 | Cutter bit for rock excavation cutter equipment |
-
1990
- 1990-10-26 JP JP1990111612U patent/JPH0415826Y2/ja not_active Expired
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4521086Y1 (en) * | 1967-02-16 | 1970-08-22 | ||
| JPS50115702U (en) * | 1974-03-04 | 1975-09-20 | ||
| US3999620A (en) * | 1975-05-30 | 1976-12-28 | Watson, Incorporated | Core barrel |
| JPS54141101U (en) * | 1978-03-25 | 1979-10-01 | ||
| JPS56119030A (en) * | 1980-02-23 | 1981-09-18 | Hajime Matsuzawa | Performance of work for placing an embedded pile and device for carrying out the said performance |
| JPS58115592U (en) * | 1982-02-01 | 1983-08-06 | 日本タングステン株式会社 | Cutter bit for rock excavation cutter equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0415826Y2 (en) | 1992-04-09 |
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