Patent · US Expired

Apparatus for resin ipregnated pultrusion

US5747075A · kind A · utility

26Cited by
21References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateMay 5, 1998
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C2037/90
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus for resin injected pultrusion is provided. The method comprises injecting a resin material into a reinforcement pack at a sufficiently high pressure such that the pressure in the injection area or weir of the injection die is substantially equal to the compression pressure applied by the exit portion of the injection die. An apparatus for achieving the method is also provided.

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