Patent · US Expired

Collapse tolerant flexible pipe and method of manufacturing same

US6926037B2 · kind B2 · utility

4Cited by
12References
32Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 17, 2002
Grant dateAug 9, 2005
Priority date
Expiry dateDec 17, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L11/12
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A collapse tolerant flexible pipe and method of manufacturing same according to which an inner tubular layer is provided within an outer tubular layer in a coaxial relationship thereto. The inner layer maintains the maximum allowable strain on the outer layer below a value that will cause damage to the outer layer when the pipe collapses.

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