Method and continuous-flow vacuum tumbler for the treatment of foods
AssigneeDorit Maschinen-Handels-AG
InventorBeat Suhner
Life of this patent
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Abstract
The vacuum tumbler has an evacuatable drum (3) which is mounted for rotation around its longitudinal axis (11) and is provided on one end side with a loading opening and on the other end side with a removal opening (12). In order to obtain continuous operation, a vacuum sluice (19, 19') is arranged both at the loading opening (12) and at the removal opening (12') and in each case a vacuum packing (17), which is effective when the drum (3) is rotating, is present between the two openings (12, 12') and the corresponding vacuum sluice (19, 19').
Claims16
A vacuum tumbler for treating portions of food in which the portions are exposed for a given period of time to at least one treatment medium by a conveyance of the portions one after the other continuously along a path through a treatment zone for subjecting the portions to the treatment medium during their continuous passage through the treatment zone, the tumbler comprising:
- an evacuatable drum which is rotatably mounted around its longitudinal axis, the drum having at one end thereof a loading opening and at the other end thereof a removal opening and exerting on material being treated a conveying action from the loading opening to the removal opening;
- means for enabling continuous passing of said portions into and out of said drum comprising a first and a second vacuum sluice connected respectively to the loading opening and to the removal opening respectively;
- and
- means for sealing the ends of the drum around said openings during rotation of the drum comprising a vacuum packing, the vacuum packing being disposed around the loading opening and around the removal opening at said ends, respectively.
Dependencies are inferred from the claim text.