Injection molding system having a cooperating tapered machine nozzle and barrel head
US7517208B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2006 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Jun 16, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C45/20
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Molding system for use with a mold having stationary mold portion and movable mold portion, molding system comprising: stationary platen configured to support stationary mold portion; movable platen configured to be movable relative to stationary platen, and movable platen configured to support movable mold portion; and extruder, including: barrel defining channel extending through barrel; liner received in channel, liner defining first conically-shaped end; machine nozzle connecting with the mold; and barrel head fixedly connected with barrel, barrel head fixedly connected with machine nozzle so that molten molding material is conveyable from barrel to cavity defined by the mold, barrel head defining passageway extending through barrel head, barrel head defining second conically-shaped end exiting the passageway, second conically-shaped end mated with the first conically-shaped end of the liner so that channel and passageway are aligned with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.