CN102995688B - Saws,double circular the trench saw - Google Patents
Saws,double circular the trench saw Download PDFInfo
- Publication number
- CN102995688B CN102995688B CN201310006180.XA CN201310006180A CN102995688B CN 102995688 B CN102995688 B CN 102995688B CN 201310006180 A CN201310006180 A CN 201310006180A CN 102995688 B CN102995688 B CN 102995688B
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- Prior art keywords
- hinged
- armed lever
- support arm
- connecting rod
- motor
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- Expired - Fee Related
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- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000002689 soil Substances 0.000 description 1
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Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310006180.XA CN102995688B (en) | 2013-01-09 | 2013-01-09 | Saws,double circular the trench saw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310006180.XA CN102995688B (en) | 2013-01-09 | 2013-01-09 | Saws,double circular the trench saw |
Publications (2)
Publication Number | Publication Date |
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CN102995688A CN102995688A (en) | 2013-03-27 |
CN102995688B true CN102995688B (en) | 2015-10-14 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201310006180.XA Expired - Fee Related CN102995688B (en) | 2013-01-09 | 2013-01-09 | Saws,double circular the trench saw |
Country Status (1)
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CN (1) | CN102995688B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106968282A (en) * | 2017-04-29 | 2017-07-21 | 李海志 | The trench saw |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08270006A (en) * | 1995-03-29 | 1996-10-15 | Hazama Gumi Ltd | Shaft-digging machine and digging course-controlling method therefor |
CA2470810A1 (en) * | 2003-06-11 | 2004-12-11 | Compagnie Du Sol | A cutting tool for digging trenches, and enabling the cutter head to be changed quickly |
CN102261087A (en) * | 2011-02-09 | 2011-11-30 | 张永忠 | Diving vibration soil-grabbing and trenching machine |
CN102677717A (en) * | 2012-06-01 | 2012-09-19 | 张永忠 | Double-power grooving machine |
-
2013
- 2013-01-09 CN CN201310006180.XA patent/CN102995688B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08270006A (en) * | 1995-03-29 | 1996-10-15 | Hazama Gumi Ltd | Shaft-digging machine and digging course-controlling method therefor |
CA2470810A1 (en) * | 2003-06-11 | 2004-12-11 | Compagnie Du Sol | A cutting tool for digging trenches, and enabling the cutter head to be changed quickly |
CN102261087A (en) * | 2011-02-09 | 2011-11-30 | 张永忠 | Diving vibration soil-grabbing and trenching machine |
CN102677717A (en) * | 2012-06-01 | 2012-09-19 | 张永忠 | Double-power grooving machine |
Also Published As
Publication number | Publication date |
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CN102995688A (en) | 2013-03-27 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: RIZHAO DONGGANG WATER-ROCK FOUNDATION ENGINEERING Free format text: FORMER OWNER: LIU YUQIU Effective date: 20150525 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Sheng Xiaoxin Inventor after: Wang Jianwen Inventor after: Liu Yuqiu Inventor before: Liu Yuqiu |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU YUQIU TO: SHENG XIAOXIN WANG JIANWEN LIU YUQIU |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20150525 Address after: Ji'nan road 276800 in Shandong Province, Rizhao City Donggang District No. 277 Belvedere Garden Applicant after: RIZHAO DONGGANG DISTRICT WATER ROCK FOUNDATION ENGINEERING DIVISION Address before: Arashiyama District Andongwei Street Village in Shandong province Rizhao City 276807 DI water Applicant before: Liu Yuqiu |
|
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: 20160128 Address after: 276800 Shandong, Rizhao City, Donggang District, No. 277 Ji'nan Road, building 1, unit 10, 102 Patentee after: Liu Yuqiu Address before: Ji'nan road 276800 in Shandong Province, Rizhao City Donggang District No. 277 Belvedere Garden Patentee before: RIZHAO DONGGANG DISTRICT WATER ROCK FOUNDATION ENGINEERING DIVISION |
|
CB03 | Change of inventor or designer information |
Inventor after: Yin Xunmei Inventor before: Sheng Xiaoxin Inventor before: Wang Jianwen Inventor before: Liu Yuqiu |
|
CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170411 Address after: 300450 Tianjin Binhai New Area, Bohai oil road Binhai New Village, building 501, 52 Patentee after: Yin Xunmei Address before: 276800 Shandong, Rizhao City, Donggang District, No. 277 Ji'nan Road, building 1, unit 10, 102 Patentee before: Liu Yuqiu |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180531 Address after: 214500 Sanyuanqiao, Ji Shi Town, Jingjiang City, Taizhou, Jiangsu Patentee after: JINGJIANG MINGYU SHAFT MANUFACTURING Co.,Ltd. Address before: 300450 52 Binhai New Village, Bohai petroleum Road, Tianjin Binhai New Area 501 Patentee before: Yin Xunmei |
|
TR01 | Transfer of patent right | ||
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: 20151014 |