| Title: | Deepwell depth and cable pulling winch metering device | ||
| Application Number: | 200610103469 | Application Date: | 2006.07.24 |
| Publication Number: | 1888383 | Publication Date: | 2007.01.03 |
| Approval Pub. Date: | Granted Pub. Date: | ||
| International Classifi-cation: | E21B47/00;E21B47/04;G01L1/08 | ||
| Applicant(s) Name: | Beijing Huayou Xianfeng Petroleum Equipment Techno | Address: | |
| Inventor(s) Name: | Hu Su | ||
| Attorney & Agent: | sun minxin | ||
|
|
|
||
Abstract: |
|||
| The present invention discloses a kind of oil well depth and rope cable tensile force measuring device. Said measuring device includes upper supporting frame, lower supporting frame, upper driven wheel, lower driven wheel, measuring wheel, depth coder and weighing sensor. Said invention also provides their connection mode, and also provides the working principle of said measuring device and its operation method. | |||
|
|
|||
| Time: | 4 | ||
<- Previous Patent:Electrostatic capacity type press...
| Next Patent:Railway train blast pipe through ... ->
|
|||