US 12,458,974 B2
Dehulling system for soft-shelled nuts
Jose Vicente Roig Borrell, Denia (ES)
Assigned to Jose Borrell S.A., Denia (ES)
Filed by Jose Borrell S.A., Denia (ES)
Filed on Dec. 4, 2020, as Appl. No. 17/112,296.
Claims priority of application No. ES201931080 (ES), filed on Dec. 5, 2019.
Prior Publication US 2021/0170417 A1, Jun. 10, 2021
Int. Cl. B02B 3/04 (2006.01); A23N 5/00 (2006.01)
CPC B02B 3/045 (2013.01) [A23N 5/00 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A dehulling system for soft-shelled nuts, comprising:
at least two dehulling stations arranged in series, where each of the at least two dehulling stations is formed by at least one dehulling roller machine for a first dehulling stage and a dry screening machine for a second dry screening stage, wherein the first stage and the second stage are consecutive, and wherein in each of the at least two dehulling stations:
the dry screening machine is a densimetric separator that is located lower than the at least one roller dehulling machine and which comprises an upper product inlet towards an interior of the dry screening machine, wherein the dry screening machine has a drum arranged according to an inclined plane, a first outlet for dehulled nuts in an upper part of the drum and a second outlet for the rest of material other than the dehulled nuts in a lower part of the drum; and
the at least one roller dehulling machine has a feeding inlet and an outlet for the dehulled nuts obtained from the first dehulling stage, wherein the outlet is directly connected to the upper product inlet of the dry screening machine,
wherein the material collected from the second outlet of the dry screening machine are transferred to a new consecutive dehulling station.