JPH0278687U - - Google Patents
Info
- Publication number
- JPH0278687U JPH0278687U JP15607088U JP15607088U JPH0278687U JP H0278687 U JPH0278687 U JP H0278687U JP 15607088 U JP15607088 U JP 15607088U JP 15607088 U JP15607088 U JP 15607088U JP H0278687 U JPH0278687 U JP H0278687U
- Authority
- JP
- Japan
- Prior art keywords
- excavation head
- auxiliary blade
- auger
- rib
- head according
- 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
- 238000009412 basement excavation Methods 0.000 claims 4
- 238000005553 drilling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Description
第１図はこの考案の実施例の正面図、第２図は
同じく底面図、第３図はこの考案の掘削刃によつ
て掘削した杭穴拡底部の断面図、第４図は従来の
掘削刃により掘削した杭穴拡底部の断面図である
。 １……オーガー、２……掘削刃、３，３ａ……
補助刃、６，６ａ……リブ。
同じく底面図、第３図はこの考案の掘削刃によつ
て掘削した杭穴拡底部の断面図、第４図は従来の
掘削刃により掘削した杭穴拡底部の断面図である
。 １……オーガー、２……掘削刃、３，３ａ……
補助刃、６，６ａ……リブ。
Claims (1)
- 【実用新案登録請求の範囲】 １ 掘削ヘツドの下端面へ、半径方向に拡開可能
な補助刃を回転可能に取付けてなるオーガーの掘
削ヘツド。 ２ 補助刃の下面にリブを突設した請求項１記載
のオーガーの掘削ヘツド。 ３ リブは補助刃の外側縁に沿つて突設した請求
項２記載のオーガーの掘削ヘツド。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988156070U JPH0527587Y2 (ja) | 1988-11-30 | 1988-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988156070U JPH0527587Y2 (ja) | 1988-11-30 | 1988-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0278687U true JPH0278687U (ja) | 1990-06-18 |
| JPH0527587Y2 JPH0527587Y2 (ja) | 1993-07-14 |
Family
ID=31434270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988156070U Expired - Lifetime JPH0527587Y2 (ja) | 1988-11-30 | 1988-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0527587Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019183480A (ja) * | 2018-04-09 | 2019-10-24 | ジャパンパイル株式会社 | 掘削機用拡大ヘッド |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4825303A (ja) * | 1971-08-10 | 1973-04-02 | ||
| JPS631094U (ja) * | 1986-06-19 | 1988-01-06 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55124532A (en) * | 1979-03-20 | 1980-09-25 | Ebara Infilco Co Ltd | Vertical wet type granulator |
-
1988
- 1988-11-30 JP JP1988156070U patent/JPH0527587Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4825303A (ja) * | 1971-08-10 | 1973-04-02 | ||
| JPS631094U (ja) * | 1986-06-19 | 1988-01-06 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019183480A (ja) * | 2018-04-09 | 2019-10-24 | ジャパンパイル株式会社 | 掘削機用拡大ヘッド |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0527587Y2 (ja) | 1993-07-14 |