Shaker device for a fruit harvesting unit

A fruit harvesting unit for being mounted on a harvesting machine, the unit comprising:

• a straddling chassis delimiting a harvesting tunnel into which plants to be shaken are intended to be introduced successively to move in the tunnel between a front opening and a rear opening of the tunnel;
• and
• a shaker system comprising two shaker devices, each comprising:
• at least one motorized member configured to transmit by contact a shaking force to objects to be shaken, the at least one motorized member comprising a plurality of structural inserts that are covered by a wear jacket, each of the plurality of structural inserts comprising two lobes, respectively a left lobe and a right lobe, the plurality of structural inserts being distributed in the wear jacket so as to form a respective discrete stack of left lobes and right lobes,
• wherein each of the two shaker devices is disposed on a respective side of the harvesting tunnel to delimit the tunnel transversely.