Patent · US Expired

Flexible composite tube

US4256146A · kind A · utility

76Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 21, 1979
Grant dateMar 17, 1981
Priority date
Expiry dateFeb 21, 1999

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L11/22
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A composite flexible tube is disclosed. The central portion of the core of the tube is formed of a plurality of hollow elements dipsosed concentrically about the longitudinal axis of the tube.

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