| 摘要 |
A heat insulating covering is provided for a cooling shelf unit having a lower goods member, a plurality of intermediate shelf members vertically spaced from the lower goods member and from one another, and an upper cover part. The covering has a blind web adapted to cover a cooling space of the cooling shelf unit between a front edge of the cover part and a parallel front edge of the goods member over a whole horizontal length of the cooling shelf unit, a shade axle adapted to extend over the whole horizontal length of the cooling shelf unit, a lower stabilizing rail, a drive motor connected with the blind axle of the blind web and operative both in a closing direction and in an opening direction of the blind web, spring biased turning arms supporting the stabilizing rail of the blind web and having hinges located between the shade axle and the parallel front edge of the goods member. The turning arms during rolling off of the blind web from the shade axle to the front edge of the goods member guide the stabilizing rail with the blind web downwardly and holding the blind web under tension.
|
