| 摘要 |
<p>A wheeled vacuum-cleaner comprising a housing (6, 20, 34, 52) in which wheels (11, 29, 44, 58) are journalled, and a mechanism for automatically winding in an electric power cord (1, 14, 32, 46), which vacuum-cleaner is provided with a blocking device for at least one of the wheels, which blocking device is automatically actuated when the cord is pulled out.</p> |
