Patent · US Active

Extrusion blow molding machine and method for the production of a hollow plastic body

US8419993B2 · kind B2 · utility

2Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 2008
Grant dateApr 16, 2013
Priority date
Expiry dateJul 14, 2029

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/7172
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The invention relates to an extrusion blow molding machine (1) with at least one extrusion head (2) and with at least two sheet dies (3), arranged next to one another, for the extrusion of sheet-like plastic preforms (4), with a multipart molding die (5) for processing two preforms into an essentially closed hollow body, having a device for handling the preforms (4). The device for handling the preforms comprises at least two grippers (10), arranged next to one another on a common carrier (8), for receiving the preforms (4), the distance between the grippers (10) being variable.

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