FIELD: construction.
SUBSTANCE: ice drill includes a tubular load-carrying member, on which a bent lever and a screw with a cutting head with knives are mounted. In the central part of the cutting head there mounted by means of a cone-shaped projection made in the cavity of the central part of the cutting head, in its vertical slot, is a drilling centring knife of triangular shape, which is downward directed with its top.
EFFECT: improving productivity of the device.
5 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ICE BORE | 2014 |
|
RU2561749C1 |
| CUTTING HEAD OF ICE DRILL | 2014 |
|
RU2561751C1 |
| CUTTING KNIFE FOR ICE DRILL | 2014 |
|
RU2561750C1 |
| ICE DRILL | 2016 |
|
RU2635682C1 |
| ICE DRILL HANDLE ATTACHMENT ASSEMBLY AND ICE DRILL CONTAINING SAID ASSEMBLY | 2021 |
|
RU2775638C1 |
| ICE-DRILL | 1991 |
|
RU2034209C1 |
| ICE SCREW PITON | 2017 |
|
RU2647503C1 |
| ICE DRILL | 0 |
|
SU1354001A1 |
| CUTTING HEAD FOR ICE AUGER DRILL | 0 |
|
SU1179049A1 |
| CUTTING HEAD OF SCREW ICE-AXE | 0 |
|
SU1830129A3 |
