Patent · US Expired

Multi-cavity injection moulding system

US5223275A · kind A · utility

51Cited by
3References
15Claims
0Family size

Inventor

Key dates

Filing dateOct 2, 1991
Grant dateJun 29, 1993
Priority date
Expiry dateOct 2, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C2045/2848
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The present invention refers to a hot runner manifold composed of two parallel hot runner plates disposed in parallel, one behind the other, to feed at least two different plastic materials along horizontal hot runners to injection nozzles bolted to the front hot runner manifolds.

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