JPH03117443U - - Google Patents
Info
- Publication number
- JPH03117443U JPH03117443U JP1990026238U JP2623890U JPH03117443U JP H03117443 U JPH03117443 U JP H03117443U JP 1990026238 U JP1990026238 U JP 1990026238U JP 2623890 U JP2623890 U JP 2623890U JP H03117443 U JPH03117443 U JP H03117443U
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- gutter
- main body
- planar heating
- utility
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000020169 heat generation Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Greenhouses (AREA)
Description
第1図は本考案の一実施例の一部切欠斜視図、
第2図は同上の縮小した正面図、第3図a,bは
同上に用いる面状発熱体の一部切欠正面図と断面
図、第4図は同上の面状発熱体の発熱温度特性を
示すグラフである。 1……樋状本体、2……面状発熱体である。
第2図は同上の縮小した正面図、第3図a,bは
同上に用いる面状発熱体の一部切欠正面図と断面
図、第4図は同上の面状発熱体の発熱温度特性を
示すグラフである。 1……樋状本体、2……面状発熱体である。
Claims (1)
- 上面が開口する樋状本体の底部に面状発熱体を
ほぼ全面に亘つて設けて成る育苗器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990026238U JPH03117443U (ja) | 1990-03-15 | 1990-03-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990026238U JPH03117443U (ja) | 1990-03-15 | 1990-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03117443U true JPH03117443U (ja) | 1991-12-04 |
Family
ID=31529142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990026238U Pending JPH03117443U (ja) | 1990-03-15 | 1990-03-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03117443U (ja) |
-
1990
- 1990-03-15 JP JP1990026238U patent/JPH03117443U/ja active Pending