Patent · US Expired

Apparatus for formation of pultruded fiber glass reinforced twisted article

US4289465A · kind A · utility

15Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1979
Grant dateSep 15, 1981
Priority date
Expiry dateDec 7, 1999

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C2791/001
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A system for forming twisted pultruded fiber reinforced rods is disclosed. In the system of the invention fibers are coated with a resin, drawn through a shaping die and then after at least partially curing, the rod is simultaneously twisted and pulled through the coater by opposed pulling surfaces that rotate as they pull to twist said rod.

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