US 11,751,582 B2
Stirrer of a machine for making and dispensing liquid or semiliquid food products and machine comprising the stirrer
Roberto Lazzarini, Reggio Emilia (IT); and Federico Tassi, Bologna (IT)
Assigned to ALI GROUP S.R.L.—CARPIGIANI, Cernusco Sul Naviglio (IT)
Filed by ALI GROUP S.R.L.—CARPIGIANI, Cernusco Sul Naviglio (IT)
Filed on Apr. 27, 2021, as Appl. No. 17/242,291.
Claims priority of application No. 102020000009268 (IT), filed on Apr. 28, 2020.
Prior Publication US 2021/0329940 A1, Oct. 28, 2021
Int. Cl. A23G 9/12 (2006.01); A23G 9/22 (2006.01); A23G 9/16 (2006.01)
CPC A23G 9/12 (2013.01) [A23G 9/224 (2013.01); A23G 9/16 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A stirrer of a machine for making and dispensing ice cream products, rotating about an axis and characterized in that it comprises:
a first end element and a second end element;
longitudinal elements extending along an axis between the first end element and second end element;
scraping elements removably couplable to the longitudinal elements, the scraping elements having a helical portion that is partly helical in shape;
the scraping elements including first engagement elements configured to allow the scraping elements and longitudinal elements to be coupled to each other;
the first engagement elements being formed on opposite sides of the helical portion;
the first engagement elements being defined by a plurality of elastically deformable locking elements adapted to allow the scraping elements to be held at a predetermined positions when removably coupled to the longitudinal elements;
each of the scraping elements including a plurality of elastically deformable locking elements adapted to hold the scraping element at a predetermined position relative to the longitudinal elements when the scraping element has been removably coupled to the longitudinal elements;
the locking elements including hook shaped projections;
the locking elements, in use, facing outwards;
each scraping element having a frustoconical shape with two lateral walls joined by a face wall;
lower faces of the longitudinal elements, in use, located in contact with the face walls of the scraping elements;
the locking elements being formed at ends of the two lateral walls.