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Collapsible cold frame has vertical support posts and rectangular wall elements whose cross-section has narrow profilings and with connecting elements for angled connection
专利权人:
BESTELMEYER, MARGOT
发明人:
BESTELMEYER, MARGOT
申请号:
DE20031023892
公开号:
DE10323892(A1)
申请日:
2003.05.26
申请国别(地区):
德国
年份:
2004
代理人:
摘要:
The collapsible cold frame has connectable side walls consisting of vertical support posts (12) and rectangular wall elements (10) positively connecting therewith whose cross-section has a group of narrow profilings (16) which span the distance between the inside and outside of the wall elements. The short sides of the rectangular wall elements have suitable connecting elements so that the posts and connecting elements can connect at the same vertical level two wall elements at an angle of 90 or 180 degrees and where necessary several such pairs one above the other to the posts. The wall is closed around the bottom area of the cold frame and has ventilation openings in the top area. The wall elements are preferably made of a dark coloured plastics.
来源网站:
中国工程科技知识中心
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http://www.ckcest.cn/home/

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