Title:
GREENHOUSE
Document Type and Number:
Japanese Patent JP3690605
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a greenhouse enabling effectively concentratedly heating sand and soil for hydroponics when setting a shelf for hydroponics in the greenhouse, producing no shade in the greenhouse by a heat collection panel arranged in the greenhouse without letting the existence of the heat collection panel hinder growth of plant in the greenhouse, requiring no time to attach and detach a heat insulation panel covering the side wall of the greenhouse, and effectively utilizing the heat insulation panel not only in winter but also in summer.
SOLUTION: This greenhouse 1 with a transparent rooftop comprises a solar heat collection panel 12 and a circulating heat storage device comprising a down blast pipe 17 for sending air from the heat collection panel 12 into the ground in the greenhouse 1, a buried heat storage pipe 7 connected to the blast pipe and a rising blowing pipe 8 from the buried heat storage pipe 7. The greenhouse 1 is arranged with a hydroponics bed 5 and the blowing opening of the rising blowing pipe 8 is arranged below the hydroponics bed 5.
Inventors:
Hiroshi Wada
Okumura Akio
Nobuo Ishida
Okumura Akio
Nobuo Ishida
Application Number:
JP2003073230A
Publication Date:
August 31, 2005
Filing Date:
March 18, 2003
Export Citation:
Assignee:
OM Research Institute Co., Ltd.
International Classes:
A01G9/24; A01G9/20; A01G31/00; (IPC1-7): A01G9/24
Domestic Patent References:
| JP2001037347A | ||||
| JP63201451U | ||||
| JP57102125A |
Attorney, Agent or Firm:
Tsukasa Kubo