| 摘要 |
A laundering machine (1) having a drum (3); a motor (6) having an output shaft (8); a drive belt (13) looped about the output shaft (8) and the drum (3) to rotate the drum (3) about a first fixed axis (4); and a tensioning device (14) for tensioning the belt (13), and having a pulley (15), which is fitted idly to a second fixed axis (17), is positioned contacting the belt (13) with a given contact pressure, and is elastically deformable radially.
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