Sawing machines or sawing devices with circular saw blades or with friction saw discs (shearing machines with rotary discs B23D19/00 - B23D25/00)

Child Classifications

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• B23D 45/003
• B23D 45/006
• B23D 45/02 with a circular saw blade or the stock mounted on a carriage
• B23D 45/04 with a circular saw blade or the stock carried by a pivoted lever
• B23D 45/06 with a circular saw blade arranged underneath a stationary work-table
• B23D 45/08 with a ring blade having inside saw teeth
• B23D 45/10 with a plurality of circular saw blades
• B23D 45/12 with a circular saw blade for cutting tubes
• B23D 45/14 for cutting otherwise than in a plane perpendicular to the axis of the stock, e.g. for making a mitred cut
• B23D 45/16 Hand-held sawing devices with circular saw blades
• B23D 45/18 Machines with circular saw blades for sawing stock while the latter is travelling otherwise than in the direction of the cut (control of such machines B23D36/00)
• B23D 45/26 with high-speed cutting discs, performing the cut by frictional heat melting the material (grinders for cutting-off B24B27/06)