JPH01128143U - - Google Patents
Info
- Publication number
- JPH01128143U JPH01128143U JP2357488U JP2357488U JPH01128143U JP H01128143 U JPH01128143 U JP H01128143U JP 2357488 U JP2357488 U JP 2357488U JP 2357488 U JP2357488 U JP 2357488U JP H01128143 U JPH01128143 U JP H01128143U
- Authority
- JP
- Japan
- Prior art keywords
- bar
- hammer
- head
- passive metal
- hammer pipe
- 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
Links
- 239000002184 metal Substances 0.000 claims description 3
Landscapes
- Earth Drilling (AREA)
- Examining Or Testing Airtightness (AREA)
Description
第１図は本考案に係るボーリングバーの断面図
、第２図は使用状態の説明図である。
１……バー、３……受動メタル、４……ハンマ
ーパイプ、６……ハンマー、７，８，９……クツ
シヨン体。
FIG. 1 is a sectional view of the boring bar according to the present invention, and FIG. 2 is an explanatory view of the boring bar in use. 1...Bar, 3...Passive metal, 4...Hammer pipe, 6...Hammer, 7, 8, 9...Cushion body.
Claims (1)
に挿入して或るボーリングバーにおいて、バーの
頭部に固定した受動メタルの下部及びこの受動メ
タルに対向するハンマーの下部並びにハンマーパ
イプ内であつてブツシユの上部にクツシヨン体を
装着して或るボーリングバー。 In a certain boring bar with the head of the bar slidably inserted into the hammer pipe, the lower part of the passive metal fixed to the head of the bar, the lower part of the hammer opposite to this passive metal, and the bush in the hammer pipe. A bowling bar with a cushion body attached to the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2357488U JPH01128143U (en) | 1988-02-24 | 1988-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2357488U JPH01128143U (en) | 1988-02-24 | 1988-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01128143U true JPH01128143U (en) | 1989-09-01 |
Family
ID=31242680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2357488U Pending JPH01128143U (en) | 1988-02-24 | 1988-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01128143U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4930964U (en) * | 1972-06-20 | 1974-03-16 |
-
1988
- 1988-02-24 JP JP2357488U patent/JPH01128143U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4930964U (en) * | 1972-06-20 | 1974-03-16 |