JPH0321926Y2 - - Google Patents
Info
- Publication number
- JPH0321926Y2 JPH0321926Y2 JP20028187U JP20028187U JPH0321926Y2 JP H0321926 Y2 JPH0321926 Y2 JP H0321926Y2 JP 20028187 U JP20028187 U JP 20028187U JP 20028187 U JP20028187 U JP 20028187U JP H0321926 Y2 JPH0321926 Y2 JP H0321926Y2
- Authority
- JP
- Japan
- Prior art keywords
- log
- spindle head
- drilling machine
- ruler
- upright drilling
- 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 14
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20028187U JPH0321926Y2 (enrdf_load_stackoverflow) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20028187U JPH0321926Y2 (enrdf_load_stackoverflow) | 1987-12-28 | 1987-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01104301U JPH01104301U (enrdf_load_stackoverflow) | 1989-07-13 |
| JPH0321926Y2 true JPH0321926Y2 (enrdf_load_stackoverflow) | 1991-05-14 |
Family
ID=31490698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20028187U Expired JPH0321926Y2 (enrdf_load_stackoverflow) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321926Y2 (enrdf_load_stackoverflow) |
-
1987
- 1987-12-28 JP JP20028187U patent/JPH0321926Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01104301U (enrdf_load_stackoverflow) | 1989-07-13 |
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