Apparatus and method for molding a container and including a vibrating knife assembly
US6145285A · kind A · utility
0Cited by
8References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 28, 1998 |
| Grant date | Nov 14, 2000 |
| Priority date | — |
| Expiry date | Sep 28, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S53/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus and method for molding and optionally filling a container including an extruder head for extruding a length of parison and a vibrating knife operatively associated with the apparatus for reciprocating movement and having a blade positioned below the extruder head which traverses the path of the extruded parison to sever the parison. Preferably, the vibrating knife vibrates the blade at ultrasonic frequencies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.