Patent · US Expired

Oven for blow molding machine

US4923395A · kind A · utility

11Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 1988
Grant dateMay 8, 1990
Priority date
Expiry dateNov 16, 2008

Classification

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

Abstract

A method and apparatus is disclosed for establishing a preferred temperature profile useful in the oven portion of a blow molding machine by incrementally adjusting heating elements for the exterior of the oven while a stream of parisons are in motion through the oven. The disclosure also includes means and method for preserving and duplicating a preferred temperature profile.

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