Mobile machine tool, especially table saw
AssigneeElektra Beckum AG
InventorsBernhard Niemann, Hermann Rugen
Life of this patent
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AssigneeElektra Beckum AG
InventorsBernhard Niemann, Hermann Rugen
Estimating the term…
A portable machine tool, especially a portable table saw, having an outer casing, an electric drive motor (2) arranged in the casing, and a connecting device (3) for connecting the drive motor to a power supply network having a low system frequency, and a tool (4), especially a circular saw blade, that is driven by the drive motor (2) in which the drive motor is a synchronous or asynchronous motor, the connecting device is a frequency converter (5) which converts the low system frequency of the power supply network to a high operating frequency, the drive motor operating at a high speed corresponding to that of the high operating frequency while the tool is driven at a lower speed suitable for machining purposes by being coupled to the drive motor via a speed-reducing gear train (6).
A portable machine tool comprising:
Dependencies are inferred from the claim text.