CA1301781C - Rotatable cutting bit - Google Patents
Rotatable cutting bitInfo
- Publication number
- CA1301781C CA1301781C CA000548028A CA548028A CA1301781C CA 1301781 C CA1301781 C CA 1301781C CA 000548028 A CA000548028 A CA 000548028A CA 548028 A CA548028 A CA 548028A CA 1301781 C CA1301781 C CA 1301781C
- Authority
- CA
- Canada
- Prior art keywords
- retainer
- bore
- cutting bit
- rear end
- diameter
- 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 - Lifetime
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 94
- 230000000717 retained effect Effects 0.000 claims abstract description 6
- 239000000356 contaminant Substances 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000002788 crimping Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011236 particulate material Substances 0.000 description 2
- 238000005219 brazing Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/19—Means for fixing picks or holders
- E21C35/197—Means for fixing picks or holders using sleeves, rings or the like, as main fixing elements
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling Tools (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
- Road Repair (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Harvester Elements (AREA)
- Threshing Machine Elements (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Table Equipment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US91633686A | 1986-10-07 | 1986-10-07 | |
| US916,336 | 1986-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1301781C true CA1301781C (en) | 1992-05-26 |
Family
ID=25437096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000548028A Expired - Lifetime CA1301781C (en) | 1986-10-07 | 1987-09-28 | Rotatable cutting bit |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0264015B1 (da) |
| JP (1) | JPS63161288A (da) |
| AT (1) | ATE56248T1 (da) |
| AU (1) | AU592017B2 (da) |
| BR (1) | BR8705346A (da) |
| CA (1) | CA1301781C (da) |
| DE (1) | DE3764760D1 (da) |
| DK (1) | DK523087A (da) |
| ES (1) | ES2005372A6 (da) |
| ZA (1) | ZA876962B (da) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE461165B (sv) * | 1987-06-12 | 1990-01-15 | Hans Olav Norman | Verktyg foer brytning, avverkning eller bearbetning av fasta material |
| US5303984A (en) * | 1992-11-16 | 1994-04-19 | Valenite Inc. | Cutting bit holder sleeve with retaining flange |
| DE9411438U1 (de) * | 1994-07-16 | 1994-11-10 | Boart Longyear GmbH & Co. KG Hartmetallwerkzeugfabrik, 36149 Burghaun | Rundschaftmeißelsicherung mit Verschlußschutz |
| DE19720635C2 (de) * | 1997-05-16 | 1999-05-12 | Betek Bergbau & Hartmetall | Schaftmeißel |
| US7380888B2 (en) | 2001-04-19 | 2008-06-03 | Kennametal Inc. | Rotatable cutting tool having retainer with dimples |
| DE10142438B4 (de) * | 2001-07-04 | 2007-09-13 | Betek Bergbau- Und Hartmetalltechnik Karl-Heinz Simon Gmbh & Co. Kg | Befestigungsanordnung für einen Schaftmeißel |
| DE102005051450B4 (de) | 2005-10-27 | 2010-08-05 | Betek Bergbau- Und Hartmetalltechnik Karl-Heinz Simon Gmbh & Co. Kg | Rundschaftmeißel und Meißelhalter |
| DE102005051449B3 (de) | 2005-10-27 | 2007-03-01 | Betek Bergbau- Und Hartmetalltechnik Karl-Heinz Simon Gmbh & Co. Kg | Rundschaftmeißel mit Meißelhalter |
| JP5336597B2 (ja) * | 2008-08-18 | 2013-11-06 | サンドビック インテレクチュアル プロパティー アクティエボラーグ | 工具の段付きシャンクのためのスリーブリテーナ |
| US7789468B2 (en) * | 2008-08-19 | 2010-09-07 | The Sollami Company | Bit holder usable in bit blocks having either of a cylindrical or non-locking taper bore |
| US8622482B2 (en) * | 2008-08-19 | 2014-01-07 | Phillip Sollami | Bit holder usable in bit blocks having either of a cylindrical or non-locking taper bore |
| JP6636548B2 (ja) * | 2018-01-31 | 2020-01-29 | エポコラム機工株式会社 | コニカルビット |
| USD1065994S1 (en) | 2022-07-29 | 2025-03-11 | Kennametal Inc. | Tool retainer |
| US11898446B1 (en) | 2022-07-29 | 2024-02-13 | Kennametal Inc. | Tool retainer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3519309A (en) * | 1965-08-12 | 1970-07-07 | Kennametal Inc | Rotary cone bit retained by captive keeper ring |
| AU490754B2 (en) * | 1976-08-23 | 1976-11-04 | Carmet Company | Mine tool and keeper |
| US4201421A (en) * | 1978-09-20 | 1980-05-06 | Besten Leroy E Den | Mining machine bit and mounting thereof |
| US4575156A (en) * | 1984-03-13 | 1986-03-11 | Fansteel Inc. | Mining block and bit |
-
1987
- 1987-09-16 ZA ZA876962A patent/ZA876962B/xx unknown
- 1987-09-28 DE DE8787114132T patent/DE3764760D1/de not_active Expired - Fee Related
- 1987-09-28 AT AT87114132T patent/ATE56248T1/de not_active IP Right Cessation
- 1987-09-28 EP EP87114132A patent/EP0264015B1/en not_active Expired - Lifetime
- 1987-09-28 CA CA000548028A patent/CA1301781C/en not_active Expired - Lifetime
- 1987-09-28 AU AU79009/87A patent/AU592017B2/en not_active Ceased
- 1987-10-01 BR BR8705346A patent/BR8705346A/pt unknown
- 1987-10-02 ES ES8702821A patent/ES2005372A6/es not_active Expired
- 1987-10-06 DK DK523087A patent/DK523087A/da not_active Application Discontinuation
- 1987-10-06 JP JP62252293A patent/JPS63161288A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU7900987A (en) | 1988-04-21 |
| JPS63161288A (ja) | 1988-07-04 |
| DK523087A (da) | 1988-04-08 |
| EP0264015B1 (en) | 1990-09-05 |
| BR8705346A (pt) | 1988-05-24 |
| ZA876962B (en) | 1988-07-27 |
| DE3764760D1 (de) | 1990-10-11 |
| ES2005372A6 (es) | 1989-03-01 |
| EP0264015A1 (en) | 1988-04-20 |
| DK523087D0 (da) | 1987-10-06 |
| ATE56248T1 (de) | 1990-09-15 |
| AU592017B2 (en) | 1989-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |