JPH0426560Y2 - - Google Patents
Info
- Publication number
- JPH0426560Y2 JPH0426560Y2 JP1983168109U JP16810983U JPH0426560Y2 JP H0426560 Y2 JPH0426560 Y2 JP H0426560Y2 JP 1983168109 U JP1983168109 U JP 1983168109U JP 16810983 U JP16810983 U JP 16810983U JP H0426560 Y2 JPH0426560 Y2 JP H0426560Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- cutter bit
- rotating body
- leading
- bit
- 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
- 238000005520 cutting process Methods 0.000 claims description 29
- 230000005641 tunneling Effects 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000010953 base metal Substances 0.000 description 10
- 238000009412 basement excavation Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- QGTYWWGEWOBMAK-UHFFFAOYSA-N chlormephos Chemical compound CCOP(=S)(OCC)SCCl QGTYWWGEWOBMAK-UHFFFAOYSA-N 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16810983U JPS6076196U (ja) | 1983-10-28 | 1983-10-28 | カツタ−ビツト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16810983U JPS6076196U (ja) | 1983-10-28 | 1983-10-28 | カツタ−ビツト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6076196U JPS6076196U (ja) | 1985-05-28 |
| JPH0426560Y2 true JPH0426560Y2 (US06256357-20010703-M00001.png) | 1992-06-25 |
Family
ID=30367601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16810983U Granted JPS6076196U (ja) | 1983-10-28 | 1983-10-28 | カツタ−ビツト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6076196U (US06256357-20010703-M00001.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6182365B2 (ja) * | 2013-06-17 | 2017-08-16 | 株式会社丸和技研 | ケーシングビット及びケーシングパイプ |
| JP2019138098A (ja) * | 2018-02-14 | 2019-08-22 | 川崎重工業株式会社 | カッタヘッド |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58127843A (ja) * | 1982-01-08 | 1983-07-30 | ケンナメタル・インコ−ポレイテツド | 土工機械工具用ビット及びブロックアセンブリ |
-
1983
- 1983-10-28 JP JP16810983U patent/JPS6076196U/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58127843A (ja) * | 1982-01-08 | 1983-07-30 | ケンナメタル・インコ−ポレイテツド | 土工機械工具用ビット及びブロックアセンブリ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6076196U (ja) | 1985-05-28 |
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