JPH0387494A - カッタービット - Google Patents
カッタービットInfo
- Publication number
- JPH0387494A JPH0387494A JP22653689A JP22653689A JPH0387494A JP H0387494 A JPH0387494 A JP H0387494A JP 22653689 A JP22653689 A JP 22653689A JP 22653689 A JP22653689 A JP 22653689A JP H0387494 A JPH0387494 A JP H0387494A
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- inclined surface
- base metal
- wedge
- recess
- 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
- 239000010953 base metal Substances 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000005552 hardfacing Methods 0.000 abstract description 24
- 239000011435 rock Substances 0.000 abstract description 12
- 229910009043 WC-Co Inorganic materials 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22653689A JPH0387494A (ja) | 1989-08-31 | 1989-08-31 | カッタービット |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22653689A JPH0387494A (ja) | 1989-08-31 | 1989-08-31 | カッタービット |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0387494A true JPH0387494A (ja) | 1991-04-12 |
JPH0572516B2 JPH0572516B2 (cs) | 1993-10-12 |
Family
ID=16846681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22653689A Granted JPH0387494A (ja) | 1989-08-31 | 1989-08-31 | カッタービット |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0387494A (cs) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009097145A (ja) * | 2007-10-12 | 2009-05-07 | Maruwa Giken:Kk | 廃棄物溶融炉スラグ排出口開口用ビット |
JP2018021367A (ja) * | 2016-08-03 | 2018-02-08 | 株式会社奥村組 | 掘削機用ローラカッタおよびそれを備える掘削機 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6161014A (ja) * | 1984-08-30 | 1986-03-28 | Mitsugi Usagawa | 組合せ計量装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61141395U (cs) * | 1985-02-19 | 1986-09-01 | ||
JPS6323507U (cs) * | 1986-07-31 | 1988-02-16 |
-
1989
- 1989-08-31 JP JP22653689A patent/JPH0387494A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61141395U (cs) * | 1985-02-19 | 1986-09-01 | ||
JPS6323507U (cs) * | 1986-07-31 | 1988-02-16 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009097145A (ja) * | 2007-10-12 | 2009-05-07 | Maruwa Giken:Kk | 廃棄物溶融炉スラグ排出口開口用ビット |
JP2018021367A (ja) * | 2016-08-03 | 2018-02-08 | 株式会社奥村組 | 掘削機用ローラカッタおよびそれを備える掘削機 |
Also Published As
Publication number | Publication date |
---|---|
JPH0572516B2 (cs) | 1993-10-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4844185A (en) | Rotary drill bits | |
US2121202A (en) | Rotary bit | |
US6009962A (en) | Impregnated type rotary drill bits | |
CA2274918C (en) | Drilling head | |
JP2510324B2 (ja) | 回転ドリル用の回転可能なクラウン及び基層穿孔方法 | |
EP0285678B1 (en) | Earth boring bit for soft to hard formations | |
US5695019A (en) | Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts | |
US4607711A (en) | Rotary drill bit with cutting elements having a thin abrasive front layer | |
JPS6140989A (ja) | ロータリードリルビツト | |
US4928777A (en) | Cutting elements for rotary drill bits | |
EP0446765B1 (en) | Drill bit cutting array having discontinuities therein | |
JPH0387494A (ja) | カッタービット | |
US5947216A (en) | Cutter assembly for rock bits with back support groove | |
EP1052367A2 (en) | Preform cutting elements for rotary drill bits | |
JPH0541796B2 (cs) | ||
GB2190120A (en) | Improvements in or relating to rotary drill bits | |
JP3297367B2 (ja) | ディスクカッタ | |
EP1134355A2 (en) | Rotary drill bit | |
JP3542924B2 (ja) | 掘削ビット | |
JPS6323507Y2 (cs) | ||
JPH04272386A (ja) | 岩盤掘削用カッターヘッド | |
JP2004011381A (ja) | ローラビットの超硬チップ | |
JPH0437991Y2 (cs) | ||
JPH06100068B2 (ja) | シールド掘削機のカッタヘッドおよび該カッタヘッドに用いるデイスクカッタ | |
JPS6342071B2 (cs) |