Patent · US Expired

Connector for fiber duct systems

US4900064A · kind A · utility

3Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 1989
Grant dateFeb 13, 1990
Priority date
Expiry dateJun 26, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF24F13/0209
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A connector member for coupling flexible cylindrical tubular duct to the wall of a fibrous duct is comprised of a pair of parallel metal strips, the opposed marginal edges of which are connected to a flexible central strip. A clamp and a slip joint are provided on the respective strips for maintaining the metal strips in a cylindrical configuration, with the ends of the strips overlapping. One said strip including outwardly facing gaskets disposed at opposite sides of the wall of the fiber duct, the other strip including an inwardly facing gasket clamped about the flexible cylindrical ducting.

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