Apparatus for forming the neck finish of blow molded containers
US4753591A · kind A · utility
22Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 1986 |
| Grant date | Jun 28, 1988 |
| Priority date | — |
| Expiry date | Jul 29, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2049/5844
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An improved cutting sleeve for the removal of flash from thermoplastic containers is disclosed. When used in conjunction with a blow-pin the cutting sleeve is movable relative to the blow-pin. In a preferred embodiment the cutting sleeve comprises two portions of different diameter. Use of the cutting sleeve results in an improved finish of the container neck.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.