Empty bag supply method and empty bag supply apparatus
US8122692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2009 |
| Grant date | Feb 28, 2012 |
| Priority date | — |
| Expiry date | Apr 7, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/191
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An empty bag supply method and apparatus first lifting up with a first suction member an empty bag of which bag bottom being in contact with and positioned by a first positioning stopper. The lifted bag is then held by chucks and transported upwards so that the empty bag is vertical with the bag bottom facing upward, and then a second suction member suctions the empty bag near the bag mouth and transports it onto a conveyor with the bag mouth facing forward, so that the bag mouth of the bag is stopped and positioned by a second positioning stopper. The empty bag is then lifted up by a third suction member, held by a chuck and transported upward so that the attitude of the bag is changed to vertical with the bag mouth facing upward, and then the bag is transferred to a gripper of a packaging apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.