| 摘要 |
wood handsaws, applicable in handsaws with replaceable blades. SUBSTANCE: saw has a handle with a groove, cutting member in the form of two blades with teeth inclined to the longitudinal axis and having a bevelled sharpening. The blades with one end are installed in the handle groove and fastened in the handle by fastening members. The teeth of one blade of the cutting member are inclined to the longitudinal axis opposite the inclination of the teeth of the second blade of the cutting member, installed in the tooth spaces of the second blade for provision of the saw set. The sharpening point of each tooth is conjugate to the side outer side of the blade corresponding to it and has the shape of a chamfer. EFFECT: prevented mechanical saw set, thus enhanced service life of the cutting blades of wood handsaws. 2 cl, 5 dwg
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