CUTTING TOOL Russian patent published in 1997 - IPC

FIELD: mechanical engineering. SUBSTANCE: cutting tool has holder, cutting plate provided with a housing made of a tool material and secured in the hollow of the holder, and supplying pipe line provided with an reinforcing member made of a porous material and having the top and bottom supporting surfaces. The surfaces interact with the socket in the holder. There are flow splitters on the reinforcing member from the side of the top and bottom supporting surfaces. The flow splitters have hollows. The reinforcing member is made up as a coil and mounted inside the housing of the cutting plate. The height of the reinforcing member is greater than the height of the plate. The edges of the reinforcing member, that abut against the top and bottom supporting surfaces are used as facilities for breaking cheap. EFFECT: enhanced reliability. 2 cl, 2 dwg