CN2774000Y - 抽油机智能调压供电装置 - Google Patents
抽油机智能调压供电装置 Download PDFInfo
- Publication number
- CN2774000Y CN2774000Y CN 200520089337 CN200520089337U CN2774000Y CN 2774000 Y CN2774000 Y CN 2774000Y CN 200520089337 CN200520089337 CN 200520089337 CN 200520089337 U CN200520089337 U CN 200520089337U CN 2774000 Y CN2774000 Y CN 2774000Y
- Authority
- CN
- China
- Prior art keywords
- motor
- transformer
- voltage
- oil pump
- utility
- 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 - Lifetime
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- Control Of Ac Motors In General (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520089337 CN2774000Y (zh) | 2005-02-04 | 2005-02-04 | 抽油机智能调压供电装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520089337 CN2774000Y (zh) | 2005-02-04 | 2005-02-04 | 抽油机智能调压供电装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2774000Y true CN2774000Y (zh) | 2006-04-19 |
Family
ID=36709261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520089337 Expired - Lifetime CN2774000Y (zh) | 2005-02-04 | 2005-02-04 | 抽油机智能调压供电装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2774000Y (zh) |
-
2005
- 2005-02-04 CN CN 200520089337 patent/CN2774000Y/zh not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: North Winner (Beijing) Technology Development Co., Ltd. Assignor: Dafeng Oil Field Tech Co., Ltd., Daqing Contract fulfillment period: 2008.10.15 to 2015.10.9 Contract record no.: 2008990001367 Denomination of utility model: Intelligent voltage-adjusting power supplier of cooker hood Granted publication date: 20060419 License type: Exclusive license Record date: 20081204 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.15 TO 2015.10.9; CHANGE OF CONTRACT Name of requester: NUOXINWEI (BEIJING) SCIENCE AND TECHNOLOGY DEVELOP Effective date: 20081204 |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20150204 Granted publication date: 20060419 |