FIELD: construction.
SUBSTANCE: drain pipe with perforations 3 in cross section is implemented as Reuleaux triangle and has a bottom part 1 and side parts 2. One of 4 corners of Reuleaux triangle is located in the top acquis part of the pipe.
EFFECT: improved resistance, strength and the water procuring ability of the drain pipe in extreme operating conditions.
1 dwg
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Authors
Dates
2017-03-01—Published
2015-11-24—Filed