FIELD: mechanical stress measuring systems. SUBSTANCE: pickup includes a mom-metallic framework, having two parts. One part of the framework has a portion with an outer thread for fastening the framework in a housing and a groove for arranging a ferrite ring with a winding. The other part of the framework has an annular protrusion, in which a spring is mounted with possibility of controlling, a rigidity factor. EFFECT: enhanced accuracy of stress measuring. 1 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MEASURING GENERATOR | 1992 |
|
RU2078317C1 |
| CASING STRING CENTRALIZER | 1992 |
|
RU2034128C1 |
| DEVICE FOR PREPARATION AND TREATMENT OF SOLUTION | 1993 |
|
RU2077940C1 |
| DEVICE FOR TRANSPORTATION OF INSTRUMENTS IN HORIZONTAL, UPWARD AND INCLINED WELLS | 1992 |
|
RU2034140C1 |
| DEFLECTING TOOL | 1989 |
|
RU1648097C |
| GEAR FOR TERMINATION OF BOREHOLES | 1989 |
|
RU2011803C1 |
| ELECTROMAGNET WITH FORCING | 1992 |
|
RU2037219C1 |
| GENERAL-PURPOSE MODEL OF DRILL BIT OF CUTTING-SPALLING ACTION | 1991 |
|
RU2006564C1 |
| SPINDLE OF FACE MOTOR | 1993 |
|
RU2057882C1 |
| BOREHOLE PUNCHER | 1990 |
|
RU2007549C1 |
Authors
Dates
1995-12-20—Published
1992-04-24—Filed