发明名称 Sawing tool for a manual circular sawing machine with coaxial saw blades that can be driven in opposite direction
摘要 In the case of a sawing tool for a circular power saw having two coaxial saw blades (11, 11') capable of being driven in opposite directions and rotating directly past each other, the anterior-relative to the direction of rotation-cutting edge (161, 161') of each active cutting edge (16, 16') is situated in a plane extending through the saw blade axis (18, 18') to produce, using a simple design, an axial force on each saw blade (11, 11') that counteracts the forcing apart of the saw blades (11, 11') during the cutting process, and the active cutting edges (16, 16') are sloped in the direction of the saw blade axes (18, 18') in such a fashion that they incline downward from the facing sides of the saw blades (11, 11') toward the sides of the blades facing away from each other (FIG. 5).
申请公布号 US2003136242(A1) 申请公布日期 2003.07.24
申请号 US20020182413 申请日期 2002.12.24
申请人 HOFMANN ALBRECHT;GRUBER IVO;SCHOMISCH THOMAS 发明人 HOFMANN ALBRECHT;GRUBER IVO;SCHOMISCH THOMAS
分类号 B27B33/02;B23D45/16;B23D61/02;B23D61/04;(IPC1-7):B23D45/00 主分类号 B27B33/02
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