CN202260937U - 塔式抽油机用直驱低速大转矩永磁同步电机 - Google Patents
塔式抽油机用直驱低速大转矩永磁同步电机 Download PDFInfo
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CN201120420383XU CN202260937U (zh) | 2011-10-31 | 2011-10-31 | 塔式抽油机用直驱低速大转矩永磁同步电机 |
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CN201120420383XU CN202260937U (zh) | 2011-10-31 | 2011-10-31 | 塔式抽油机用直驱低速大转矩永磁同步电机 |
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CN202260937U true CN202260937U (zh) | 2012-05-30 |
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CN201120420383XU Expired - Lifetime CN202260937U (zh) | 2011-10-31 | 2011-10-31 | 塔式抽油机用直驱低速大转矩永磁同步电机 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109713810A (zh) * | 2019-02-03 | 2019-05-03 | 大庆浩维石油科技开发有限公司 | 一种抽油机用半直驱式扁平永磁力矩电机 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109713810A (zh) * | 2019-02-03 | 2019-05-03 | 大庆浩维石油科技开发有限公司 | 一种抽油机用半直驱式扁平永磁力矩电机 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHENGZHOU DAFANG BRIDGE-MACHINE CO., LTD. Free format text: FORMER OWNER: ZHENGZHOU NEW DAFANG ELECTRIC POWER ENERGY CO., LTD. Effective date: 20150116 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150116 Address after: 450064 No. 1 Hui Ming Road Industrial Park, 27 District, Henan, Zhengzhou Patentee after: Zhengzhou New Dafang Heavy Industries & Technology Co., Ltd. Address before: Zhai Zhen Ma Ming Hui District 27 road 450064 Henan city of Zhengzhou province No. 1 Patentee before: Zhengzhou New Dafang Electric Power Energy Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120530 |