CN102990133B - 复合钻头 - Google Patents
复合钻头 Download PDFInfo
- Publication number
- CN102990133B CN102990133B CN201210487790.1A CN201210487790A CN102990133B CN 102990133 B CN102990133 B CN 102990133B CN 201210487790 A CN201210487790 A CN 201210487790A CN 102990133 B CN102990133 B CN 102990133B
- Authority
- CN
- China
- Prior art keywords
- bit
- drillstock
- hollow boring
- spiral
- boring 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.)
- Active
Links
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- Earth Drilling (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210487790.1A CN102990133B (zh) | 2012-11-26 | 2012-11-26 | 复合钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210487790.1A CN102990133B (zh) | 2012-11-26 | 2012-11-26 | 复合钻头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102990133A CN102990133A (zh) | 2013-03-27 |
CN102990133B true CN102990133B (zh) | 2015-12-23 |
Family
ID=47919541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210487790.1A Active CN102990133B (zh) | 2012-11-26 | 2012-11-26 | 复合钻头 |
Country Status (1)
Country | Link |
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CN (1) | CN102990133B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3162067A (en) * | 1962-11-23 | 1964-12-22 | Black & Decker Mfg Co | Hole saw |
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 |
CN2749606Y (zh) * | 2004-11-22 | 2006-01-04 | 上海华灵工具厂 | 开孔器 |
TWM340163U (en) * | 2008-02-22 | 2008-09-11 | K & W Tools Co Ltd | Hole-drilling saw |
CN101992318A (zh) * | 2009-08-06 | 2011-03-30 | 德事隆创新公司 | 带有渐缩导向钻头的孔锯 |
CN202910349U (zh) * | 2012-11-26 | 2013-05-01 | 苏州币龙装饰工程有限公司 | 复合钻头 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060275091A1 (en) * | 2005-06-02 | 2006-12-07 | Burdick Brett W | Quick stock remover |
-
2012
- 2012-11-26 CN CN201210487790.1A patent/CN102990133B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3162067A (en) * | 1962-11-23 | 1964-12-22 | Black & Decker Mfg Co | Hole saw |
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 |
CN2749606Y (zh) * | 2004-11-22 | 2006-01-04 | 上海华灵工具厂 | 开孔器 |
TWM340163U (en) * | 2008-02-22 | 2008-09-11 | K & W Tools Co Ltd | Hole-drilling saw |
CN101992318A (zh) * | 2009-08-06 | 2011-03-30 | 德事隆创新公司 | 带有渐缩导向钻头的孔锯 |
CN202910349U (zh) * | 2012-11-26 | 2013-05-01 | 苏州币龙装饰工程有限公司 | 复合钻头 |
Also Published As
Publication number | Publication date |
---|---|
CN102990133A (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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161207 Address after: 226500 Nantong City, Jiangxi Province, the new village of Hong Kong community group of the original (the original primary school in the 12) () Patentee after: Rugao Outong Machinery Fittings 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. |