| 摘要 |
<p>A vehicle window cleaning arrangement includes a wiper arm (5) which is pivotally mounted at one end thereof and connected to a drive mechanism (6). The arm carries a first and a second wiper blade (7 and 9), of which the second blade is pivotally journalled on the outer end of the wiper arm. A pair of linkage arms (11, 12) are pivotally journalled on the drive mechanism housing (3) and on the second blade and are operative in holding the second blade (9) horizontal irrespective of the pivotal angle of the arm.</p> |
