![Finnish inventor Heikki Kärnä is the man behind the Vipukirves Leveraxe and his aim was to redesign the axe using simple principles of physics to make it more efficient and safer : Finnish inventor Heikki Kärnä is the man behind the Vipukirves Leveraxe and his aim was to redesign the axe using simple principles of physics to make it more efficient and safer :](https://external-preview.redd.it/wKNq-CZnYBX9rQtkSniDdQR43g3lKpyrwQe5jt2e0bM.png?format=pjpg&auto=webp&s=885d41a3a93f7910d61b6ec84d3c1f039f23d60b)
Finnish inventor Heikki Kärnä is the man behind the Vipukirves Leveraxe and his aim was to redesign the axe using simple principles of physics to make it more efficient and safer :
![Syv gode arbejdskammerater fra nordiske fabrikanter. Fra venstre: Svensk skogsyxa (Wetterlings), Vipukirves, slagøkse (Øyo), Stor Kly… | Saws, Outdoor, Snow shovel Syv gode arbejdskammerater fra nordiske fabrikanter. Fra venstre: Svensk skogsyxa (Wetterlings), Vipukirves, slagøkse (Øyo), Stor Kly… | Saws, Outdoor, Snow shovel](https://i.pinimg.com/736x/2c/c9/26/2cc9260d4944dfecdec6ffb266c57d15--knives.jpg)
Syv gode arbejdskammerater fra nordiske fabrikanter. Fra venstre: Svensk skogsyxa (Wetterlings), Vipukirves, slagøkse (Øyo), Stor Kly… | Saws, Outdoor, Snow shovel
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