Patent · US Expired

Injection blow molding method and apparatus

US4144013A · kind A · utility

12Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 1, 1977
Grant dateMar 13, 1979
Priority date
Expiry dateDec 1, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C2049/023
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus of injection blow molding containers utilizing injection and blow mold members opening on horizontal parting lines wherein the core pins are moved radially and wherein the core pins are first positioned in a lower half of the mold and sequentially the upper half if closed upon the pin when closing the molds. Provision is made for an auxiliary work station to supplement the capabilities of the apparatus.

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