FIELD: machine building.
SUBSTANCE: winning assembly comprises first and second drive stations, tensioner, chain gear wheels arranged in said drive stations, chain links and drive chain, and, at least, one sensor to define, at least, one state of drive chain in top or bottom chain strand. Said drive chain runs between gear wheels in said top and bottom strands. Every sensor incorporates pickup made up of magnetic field generator and detector-matrix made up of multiple magnetic field detectors. Note here both detector and pickup is located beside the passage for drive chain strand being measured.
EFFECT: reliable by contactless sensot.
25 cl, 8 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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|
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| CONTINUOUS-ACTION WINNING MACHINE | 1996 |
|
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| PROCEDURE FOR COAL MINING WITH PLOUGHING INSTALLATION | 2006 |
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| WINNING MACHINE | 0 |
|
SU631083A3 |
| SCRAPER CONVEYOR DRIVE | 0 |
|
SU1808789A1 |
| MINING MACHINE FOR SIMULTANEOUS CUTTING AND LOADING OF COAL | 1997 |
|
RU2127808C1 |
| TENSION ARRANGEMENT FOR CONVEYER AND MINING INSTALLATION,PARTICULARLY FOR PLOUGH SET | 0 |
|
SU1106450A3 |
| CHAIN DRIVE FOR CHAIN TRANSPORTERS AND WINNING MACHINES FOR UNDERGROUND ORE MINING | 0 |
|
SU1794220A3 |
