| 摘要 |
<p>Device for the integral cleaning of glazed surfaces of the type incorporated inside the frame of the actual window and which are actuated on the inside, which comprises a pair of vertical tracks mounted on the window uprights, between the frame and the glass, the vertical movement of which takes place synchronously by means of a connection mechanism, provision having been made for there to be a pair of cleaning bars, mounted horizontally on the tracks, in contact with the inner and outer surfaces, respectively, of the glazing.</p> |
