A - Human Necessities – 01 – G
Patent
A - Human Necessities
01
G
A01G 9/14 (2006.01)
Patent
CA 2220082
An improved greenhouse assembly (10) comprising in combination, greenhouse cover support means (12, 14) and a thermoplastic film cover (16) supported by said cover support means (12, 14), the improvement comprising said film (16) having outermost of the assembly a variable light diffuse surface which is substantially clear when wetted but has an enhanced degree of surface haze when dry. The greenhouse covering provides suitable variable light transmission into the greenhouse dependant on weather condition.
L'invention concerne un ensemble de serre amélioré (10). Cet ensemble comprend des moyens (12, 14) formant support de couverture de serre et une couverture en film thermoplastique (16) supportée par les supports (12, 14) de couverture. L'amélioration se caractérise en ce que le film (16) présente, à l'extérieur de l'ensemble, une surface de diffusion de lumière variable qui est sensiblement transparente à l'état mouillé, mais présente un degré de voile de surface supérieur à l'état sec. Le couvercle de serre assure une transmission de lumière variable dans la serre en fonction des conditions météorologiques.
At Plastics Inc.
Smith Lyons Llp
LandOfFree
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