KNIFE HEAD, MAINLY PLANE KNIFE HEAD Russian patent published in 1998 - IPC

FIELD: knife head, in particular, plane knife head. SUBSTANCE: bearing member 1 for installation of the knife has at least one base member 5 for knife 7 facing radially to light. Each base member 5 accommodates pressure block 17 which may be shifted relative to bearing member 1 and which presses knife 7 to stop 9 in base member 5 at this shift, having at least a component directed radially to light. Plate- holder 21 is placed between knife 7 and pressure block 17, it may be shifted relative to press block 17 and stop 9 in base member 5 and releases knife 7 for its removal by movement-radially to light, when pressure block 17 is shifted inside. EFFECT: improved operation of knife head. 8 cl, 3 dwg