| 摘要 |
FIELD: mining. ^ SUBSTANCE: toolhead for drawknife cutter features mounting pocket open from above for receiving and supporting cutter liner limited at the ends with two lateral walls in relation to the operation drawknife direction, a front and a back supporting walls, the latter being higher than the former. One lateral support wall oriented away from breakage face during operation is higher than the front and the other lateral walls and forms a lateral cutter liner support longer than the other lateral support wall. ^ EFFECT: prolonged work life. ^ 20 cl, 6 dwg |
