| 摘要 |
<p>A fixed perimeter frame (32) has an aperture through which the door slides. A framework (35) is moved inside another framework (34) having a hollow portion occupied by a series of pads (36) which is moved independently through action of respective cylinders, in order to occupy raised portion. The voids are formed for paneling or glazing and the fixed frame has a movable interior portion (78) for producing door.</p> |
