Method for making a multi-layer plastic container with a handle
US5087406A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1990 |
| Grant date | Feb 11, 1992 |
| Priority date | — |
| Expiry date | Mar 5, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D23/10
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The method and apparatus for making a multi-layer plastic container with an integral handle for holding liquids and the like by enclosing a hollow parison of molten plastic which is at a blow molding temperature, pinching a portion of the hollow parison as the mold clses to form a hollow moil portion and neck portion, simultaneously pinching a portion of the hollow parison to form a hollow handle portion while leaving a portion of the parison to provide a passage from the moil poriton to the handle portion and the expanding the parison by supplying gaseous pressure to the moil portion and from the moil portion to form the container from the moil portion through the passage to form the handle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.