Patent · US Active

Casing member for forming a connection between tubular sections and use thereof for forming connections

US8840977B2 · kind B2 · utility

3Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 2011
Grant dateSep 23, 2014
Priority date
Expiry dateMay 17, 2031

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/1393
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A casing member for forming a connection between two tubular sections, said casing member having a first, cross-linked, heat shrinkable plastic layer, and a second, inner, non-crosslinked (or less cross-linked) layer. The casing member also has an electrically heatable member spaced inwardly from the first layer, for fusion bonding the second layer to the tubular sections.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.