JPH0476383U - - Google Patents
Info
- Publication number
- JPH0476383U JPH0476383U JP11765090U JP11765090U JPH0476383U JP H0476383 U JPH0476383 U JP H0476383U JP 11765090 U JP11765090 U JP 11765090U JP 11765090 U JP11765090 U JP 11765090U JP H0476383 U JPH0476383 U JP H0476383U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- air passage
- socket
- shaped steel
- holder
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990117650U JP2549814Y2 (ja) | 1990-11-13 | 1990-11-13 | 形鋼穿孔機のマーキング装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990117650U JP2549814Y2 (ja) | 1990-11-13 | 1990-11-13 | 形鋼穿孔機のマーキング装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0476383U true JPH0476383U (zh) | 1992-07-03 |
JP2549814Y2 JP2549814Y2 (ja) | 1997-10-08 |
Family
ID=31865550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990117650U Expired - Fee Related JP2549814Y2 (ja) | 1990-11-13 | 1990-11-13 | 形鋼穿孔機のマーキング装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2549814Y2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107097299A (zh) * | 2017-05-19 | 2017-08-29 | 无锡凯皓科技有限公司 | 倒立式木板钻孔机 |
CN114259275A (zh) * | 2021-11-26 | 2022-04-01 | 海鹰企业集团有限责任公司 | 一种钻穿颅骨后能急停的钻头装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62144107U (zh) * | 1986-03-06 | 1987-09-11 |
-
1990
- 1990-11-13 JP JP1990117650U patent/JP2549814Y2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62144107U (zh) * | 1986-03-06 | 1987-09-11 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107097299A (zh) * | 2017-05-19 | 2017-08-29 | 无锡凯皓科技有限公司 | 倒立式木板钻孔机 |
CN114259275A (zh) * | 2021-11-26 | 2022-04-01 | 海鹰企业集团有限责任公司 | 一种钻穿颅骨后能急停的钻头装置 |
CN114259275B (zh) * | 2021-11-26 | 2024-04-09 | 海鹰企业集团有限责任公司 | 一种钻穿颅骨后能急停的钻头装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2549814Y2 (ja) | 1997-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |