JPS6216254Y2 - - Google Patents
Info
- Publication number
- JPS6216254Y2 JPS6216254Y2 JP19266081U JP19266081U JPS6216254Y2 JP S6216254 Y2 JPS6216254 Y2 JP S6216254Y2 JP 19266081 U JP19266081 U JP 19266081U JP 19266081 U JP19266081 U JP 19266081U JP S6216254 Y2 JPS6216254 Y2 JP S6216254Y2
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- piston
- weight
- drill
- orifice
- 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.)
- Expired
Links
- 238000005553 drilling Methods 0.000 claims description 10
- 230000001174 ascending effect Effects 0.000 claims 1
- 239000006096 absorbing agent Substances 0.000 description 7
- 230000035939 shock Effects 0.000 description 7
- 230000005484 gravity Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19266081U JPS5898115U (ja) | 1981-12-25 | 1981-12-25 | 穴明け機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19266081U JPS5898115U (ja) | 1981-12-25 | 1981-12-25 | 穴明け機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5898115U JPS5898115U (ja) | 1983-07-04 |
| JPS6216254Y2 true JPS6216254Y2 (cs) | 1987-04-24 |
Family
ID=30106054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19266081U Granted JPS5898115U (ja) | 1981-12-25 | 1981-12-25 | 穴明け機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5898115U (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5787416B2 (ja) * | 2013-01-25 | 2015-09-30 | 東邦チタニウム株式会社 | 反応容器矯正装置およびこれを用いた反応容器の矯正方法 |
-
1981
- 1981-12-25 JP JP19266081U patent/JPS5898115U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5898115U (ja) | 1983-07-04 |
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