EP2095905A3 - Sharpening apparatus, particularly for drilling bits - Google Patents
Sharpening apparatus, particularly for drilling bits Download PDFInfo
- Publication number
- EP2095905A3 EP2095905A3 EP09151927.2A EP09151927A EP2095905A3 EP 2095905 A3 EP2095905 A3 EP 2095905A3 EP 09151927 A EP09151927 A EP 09151927A EP 2095905 A3 EP2095905 A3 EP 2095905A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- drilling bits
- containment enclosure
- sharpening
- sharpening apparatus
- frustum
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/54—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of hand or table knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
- B24B3/247—Supports for drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/52—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of shear blades or scissors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Drilling And Boring (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI20080317 ITMI20080317A1 (en) | 2008-02-27 | 2008-02-27 | EQUIPMENT FOR SHARPENING IN PARTICULAR OF DRILLING POINTS. |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2095905A2 EP2095905A2 (en) | 2009-09-02 |
EP2095905A3 true EP2095905A3 (en) | 2013-09-25 |
Family
ID=40291709
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09151927.2A Withdrawn EP2095905A3 (en) | 2008-02-27 | 2009-02-03 | Sharpening apparatus, particularly for drilling bits |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2095905A3 (en) |
IT (1) | ITMI20080317A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMO20100043A1 (en) * | 2010-02-25 | 2011-08-26 | Arti Tec Di Cavallini M E C S N C | MULTIFUNCTIONAL SHARPENING GROUP |
US8678882B1 (en) * | 2013-06-26 | 2014-03-25 | Edgecraft Corporation | Combination sharpener assembly |
CN108296948A (en) * | 2017-01-13 | 2018-07-20 | 苏州宝时得电动工具有限公司 | Sander |
CN110509127A (en) * | 2019-09-24 | 2019-11-29 | 方大控股有限公司 | A kind of alloy bit grinding device and technique |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0471490A2 (en) * | 1990-08-11 | 1992-02-19 | Martek Limited | A multiple purpose tool grinding device |
US6676494B1 (en) * | 2003-06-11 | 2004-01-13 | Chuan-Chien Ching | Drill bit grinder structure |
US20060205328A1 (en) * | 2005-03-14 | 2006-09-14 | Ming-Ko Liao | Dual-head grinding drill machine and grinding method |
-
2008
- 2008-02-27 IT ITMI20080317 patent/ITMI20080317A1/en unknown
-
2009
- 2009-02-03 EP EP09151927.2A patent/EP2095905A3/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0471490A2 (en) * | 1990-08-11 | 1992-02-19 | Martek Limited | A multiple purpose tool grinding device |
US6676494B1 (en) * | 2003-06-11 | 2004-01-13 | Chuan-Chien Ching | Drill bit grinder structure |
US20060205328A1 (en) * | 2005-03-14 | 2006-09-14 | Ming-Ko Liao | Dual-head grinding drill machine and grinding method |
Also Published As
Publication number | Publication date |
---|---|
ITMI20080317A1 (en) | 2009-08-28 |
EP2095905A2 (en) | 2009-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
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|
AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: B24B 3/52 20060101ALI20130426BHEP Ipc: B24B 3/24 20060101AFI20130426BHEP Ipc: B24B 3/54 20060101ALI20130426BHEP |
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PUAL | Search report despatched |
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AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: B24B 3/52 20060101ALI20130816BHEP Ipc: B24B 3/54 20060101ALI20130816BHEP Ipc: B24B 3/24 20060101AFI20130816BHEP |
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REG | Reference to a national code |
Ref country code: DE Ref legal event code: R108 |
|
AKY | No designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R108 Effective date: 20140527 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20140326 |