UNDERDRAIN PIPE

AN UNDERDRAIN PIPE (P) HAS A PIPE WALL (1) IN WHICH WALL PORTIONS (2) RECTANGULAR IN SECTION AND WALL PORTIONS (3) CIRCULAR IN SECTION ARE DISPOSED ALTERNATELY IN A LONGITUDINAL DIRECTION OF THE PIPE (P), IN WHICH A NUMBER OF WATER COLLECTING SMALL HOLES (4) ARE FORMED IN PORTIONS OF THE PIPE WALL (...

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Bibliographische Detailangaben
Hauptverfasser:	YASUHIRO KIKUMORI, KOUKI FUKUI
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS FOUNDATIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HYDRAULIC ENGINEERING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SOIL SHIFTING SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	AN UNDERDRAIN PIPE (P) HAS A PIPE WALL (1) IN WHICH WALL PORTIONS (2) RECTANGULAR IN SECTION AND WALL PORTIONS (3) CIRCULAR IN SECTION ARE DISPOSED ALTERNATELY IN A LONGITUDINAL DIRECTION OF THE PIPE (P), IN WHICH A NUMBER OF WATER COLLECTING SMALL HOLES (4) ARE FORMED IN PORTIONS OF THE PIPE WALL (1), AND IN WHICH THE WHOLE OF THE PIPE WALL (1) IS FORMED OF MATERIAL OF SYNTHETIC RESIN OR RUBBER.