CN102990136B - 钻孔钻头 - Google Patents
钻孔钻头 Download PDFInfo
- Publication number
- CN102990136B CN102990136B CN201210488799.4A CN201210488799A CN102990136B CN 102990136 B CN102990136 B CN 102990136B CN 201210488799 A CN201210488799 A CN 201210488799A CN 102990136 B CN102990136 B CN 102990136B
- Authority
- CN
- China
- Prior art keywords
- bit
- drillstock
- hollow boring
- boring bit
- spiral
- 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 - Fee Related
Links
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- Drilling Tools (AREA)
- Gears, Cams (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210488799.4A CN102990136B (zh) | 2012-11-26 | 2012-11-26 | 钻孔钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210488799.4A CN102990136B (zh) | 2012-11-26 | 2012-11-26 | 钻孔钻头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102990136A CN102990136A (zh) | 2013-03-27 |
CN102990136B true CN102990136B (zh) | 2015-12-23 |
Family
ID=47919544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210488799.4A Expired - Fee Related CN102990136B (zh) | 2012-11-26 | 2012-11-26 | 钻孔钻头 |
Country Status (1)
Country | Link |
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CN (1) | CN102990136B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104588745B (zh) * | 2014-11-28 | 2018-05-29 | 梁庆达 | 一种一体式开孔器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2133390Y (zh) * | 1992-07-22 | 1993-05-19 | 成都工具厂 | 塑锥柄麻花钻 |
US6705807B1 (en) * | 1999-11-24 | 2004-03-16 | Black & Decker Inc. | Hole saw and connection method |
CN2803585Y (zh) * | 2005-07-25 | 2006-08-09 | 屠炳炬 | 开孔器 |
CN202317170U (zh) * | 2011-12-09 | 2012-07-11 | 浙江野牛工具有限公司 | 接柄钻 |
-
2012
- 2012-11-26 CN CN201210488799.4A patent/CN102990136B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2133390Y (zh) * | 1992-07-22 | 1993-05-19 | 成都工具厂 | 塑锥柄麻花钻 |
US6705807B1 (en) * | 1999-11-24 | 2004-03-16 | Black & Decker Inc. | Hole saw and connection method |
CN2803585Y (zh) * | 2005-07-25 | 2006-08-09 | 屠炳炬 | 开孔器 |
CN202317170U (zh) * | 2011-12-09 | 2012-07-11 | 浙江野牛工具有限公司 | 接柄钻 |
Non-Patent Citations (1)
Title |
---|
第十二届中国国际机床展览会(CIMT2011)切削刀具展品述评(一);王社权等;《工具技术》;20110630;第45卷(第6期);第3-11页 * |
Also Published As
Publication number | Publication date |
---|---|
CN102990136A (zh) | 2013-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20151118 Address after: Liushi Town, Yueqing city of Zhejiang Province, Wenzhou City West 325600 Ren Dang village Applicant after: YUEQING FENGJIE ELECTRONIC TECHNOLOGY CO., LTD. Address before: Songjiang Road, Suzhou City Industrial Park, Jiangsu province 215000 No. 208 Building 2 room 103 Applicant before: Suzhou Bilong Decoration Engineering Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20171107 Address after: Baiding Town Industrial Park of Haian County, Jiangsu city of Nantong province 226600 Patentee after: Jiangsu Zishi Machinery Manufacturing Co., Ltd. Address before: Liushi Town, Yueqing city of Zhejiang Province, Wenzhou City West 325600 Ren Dang village Patentee before: YUEQING FENGJIE ELECTRONIC TECHNOLOGY CO., LTD. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20171126 |