FIELD: construction.
SUBSTANCE: cutting knife is made in the form of a plate with holes for attachment and cutting edges formed by intersection of chamfered surfaces on front and lateral sides with the lower plane. The front cutting edge is distributed at least in three sections unequally located from longitudinal axis. In each distributed section of the front cutting edge there are toothed cutters.
EFFECT: improving productivity of an ice drill.
4 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CUTTING HEAD OF ICE DRILL | 2014 |
|
RU2561751C1 |
| ICE BORE | 2014 |
|
RU2561749C1 |
| ICE DRILL | 2014 |
|
RU2561753C1 |
| CUTTING BLADE FOR ICE BORER | 2009 |
|
RU2416059C2 |
| 0 |
|
SU376072A1 | |
| CUTTING HEAD FOR ICE AUGER DRILL | 0 |
|
SU1179049A1 |
| ICE-DRILL | 2007 |
|
RU2352874C2 |
| ICE-DRILLING DEVICE | 0 |
|
SU1064088A1 |
| CUTTING HEAD OF SCREW ICE-AXE | 0 |
|
SU1830129A3 |
| ICE DRILL FOR ANGLERS | 0 |
|
SU1750537A1 |
