| 摘要 |
FIELD: aircraft engineering.SUBSTANCE: proposed chisel has comprises rod with working section having "?"-like cutout with cutting edge made at cutout dead section. Cutout width in cutting edge area approximates to processed metal part thickness and expands towards cutout open part. In compliance with another version, chisel working part has U-like Cutout with width in working edge area approximates to thickness of nonmetallic material.EFFECT: possibility to cut in open space.2 cl, 4 dwg |
