High-strength butt-wrap joint for reinforced plastic pipes

US6585298B2 · kind B2 · utility

Assignee

• Flowtite Technology AS · NO

Inventor

• Gudmundur Palsson · Sandefjord, NO

Key dates

• Filing date: Nov 13, 2001
• Grant date: Jul 1, 2003
• Expiry date: Nov 13, 2021

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29K2309/08
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A butt-wrap joint includes a plurality of wraps 5201-520n of material wetted with a thermosetting resin and wrapped circumferentially about two abutting pipe ends 101, 201. The first wrap is disposed relative to the respective pipes and the second through n-th wrap is deposed successively outwardly, relative of the respective preceding wrap. The wraps are covered by a chopped strand mat 530 wetted with the thermosetting resin.