FIELD: well drilling technology.
SUBSTANCE: device has body, unbalance turbines, engine, six-sided shaft of which is made together with an anvil, striker mounted on shaft and spring-loaded relatively to anvil. On lower end of body a shelf is made. Upper end of striker is made profiled with possible interaction with body shelf for forming periodical strikes on anvil.
EFFECT: higher efficiency.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| VIBRATORY DRILL | 2004 |
|
RU2262577C1 |
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| HYDRAULIC HAMMER-PULSER TO DRILL SHALLOW HOLES | 2000 |
|
RU2200818C2 |
