DEVICE FOR MANUAL KNIFE SHARPENING Russian patent published in 2021 - IPC B24B3/54 

FIELD: knives sharpening devices.

SUBSTANCE: invention relates to devices for precise sharpening of various knives, in particular household knives. The processed knife 6 is installed in the clamp 8 with the cutting edge 7 up and tilted on the inclined planes of two blocks 9 located at some distance from each other, each of which is inclined to the horizon at the same required sharpening angle of this side of the knife 6. On the base 1 of the vertical guide 2, using the sliding hinge 4, a horizontal guide 3 is installed, under which the abrasive is fixed 5. Then, manually using the handle 11, reciprocating movements and angular movements of the horizontal guide 3 are provided, thereby providing sharpening with an abrasive 6 of one edge of the knife 6 After that, turn the knife 6 and tilt it on opposite inclined planes of blocks 9, each of which is inclined to the horizon at the same required sharpening angle of the given side of the knife 6, which is sharpened in a similar way.

EFFECT: invention provides the ability to sharpen knives of almost any length, up to daggers and sabers.

1 cl, 5 dwg