GREENHOUSE Russian patent published in 2002 - IPC

FIELD: agriculture. SUBSTANCE: greenhouse has heat-insulating mats 10 made in the form of rigid boards joined to lower part of greenhouse side fence through pivot hinge 11. Film vessel 33 placed on mats 10 is adapted to be filled with liquid. Film vessel 33 is hydraulically communicated with subsurface heat accumulator 21. Rollers are positioned on greenhouse roof above light transmitting guard. Greenhouse of such construction allows maintenance works such as laying of heat-insulating mats onto light transmitting coverings and removal of such mats to be simplified. EFFECT: reduced power consumption and increased efficiency in cultivating agricultural crops. 2 cl, 4 dwg