Servo electric driven stretch rods for blow molding machine
US5169705A · kind A · utility
14Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1991 |
| Grant date | Dec 8, 1992 |
| Priority date | — |
| Expiry date | Dec 16, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2949/0715
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Apparatus includes a blow mold, a holding device for holding the parison within the blow mold, a blow device for forming a blown article in the blow mold and a stretch rod for stretching the parison movable in the holding device. A device is provided for determining the position of the stretch rod in the holding device channel and for synchronizing the transmission of high pressure fluid to the parison based on the position of the stretch rod.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.