| 摘要 |
<p>The invention relates to a compact pulling apparatus including a sealed elongate housing extending along a longitudinal axis and defining an inner chamber, a track arranged around the housing along the longitudinal axis thereof and enabling the apparatus to move when the track is rotated around the housing, handlebars connected to the housing and extending rearward, and a drive motor for the track. The motor is located inside the inner chamber of the housing and includes an output shaft which is mechanically connected to the track. The apparatus can also include a circuit for ventilating the interior of the inner chamber of the housing and a generator for producing electricity.</p> |
