PVC pipe coupling

A threaded coupling for connecting a threaded first connecting drop pipe to a second connecting drop pipe. The coupling has a first female end having an enlarged exterior diameter and an interior diameter defining a lead in section which provides strength to resist lateral forces exerted on the thre...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Hanna, Thom M, Valliere, James E, Hennemann, Thomas L
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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