Vertical type forming, filling and closing machine for flexible package
US5241804A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 11, 1992 |
| Grant date | Sep 7, 1993 |
| Priority date | — |
| Expiry date | May 11, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B9/2007
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention provides a vertical type forming, filling and closing machine for filling fluid substance discharged from an injection nozzle to a predetermined height into a bag and packaging the same, which comprises: PA1 upper surface height detecting means for detecting the height of the upper surface of fluid substance filled in the bag; PA1 a cylinder connected to the injection nozzle for moving the injection nozzle upwardly and downwardly; and PA1 a controlling apparatus for controlling the cylinder in response to the result of detection of the upper surface height detecting means to move the injection nozzle upwardly or downwardly; PA1 the controlling apparatus controlling the cylinder so that the discharging opening of the injection nozzle is always buried, during filling, to a predetermined level from the upper surface of the fluid substance filled in the bag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.