Patent · US Expired

Oven for heating and stacking thermoplastic fiber reinforced resin sheets

US4767321A · kind A · utility

22Cited by
11References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 5, 1987
Grant dateAug 30, 1988
Priority date
Expiry dateJun 5, 2007

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF26B15/18
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method and apparatus for heating fibers reinforced thermoplastic sheets is disclosed. The apparatus involves use of gas heating ovens adapted to allow several layers of material to be heated continuously, with the conveyors stacked are above the other. Stacking of the heated product can be provided at the oven exit. Provisions for cleaning and diffusing the gases over the work piece are also described.

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