Patent ID: 7114616

Claim:
A device (D) for removable fastening of seats ( 3 ) for receiving containers (C) on a metallic belt ( 1 ), said metallic belt ( 1 ) receiving the containers (C) and moving the containers in said seats ( 3 ), along an active sliding surface ( 100 ) in a predetermined forward direction (W), said device comprising: first fastening means ( 10 ) made on said metallic belt ( 1 ) for mutually connecting to second fastening means ( 34 ), made in a lower part of said seats ( 3 ), for positioning and locking said seats ( 3 ) to said bell ( 1 ); said first fastening means ( 10 ) and said second fastening means ( 34 ) allowing the seats ( 3 ) to move crosswise wit respect to said direction (W) between a first unlocking position, in which said first fastening means ( 10 ) and said second fastening means ( 34 ) are unlocked, and a second working position, in which said first ( 10 ) and second ( 34 ) fastening means are mutually looked; supporting and sliding guides ( 4 , 5 ) located opposite to each other and situated below said active sliding surface ( 100 ), substantially orthogonal to said metallic belt ( 1 ), and having opposed wails there between defining a free space area (Y), into which said second fastening means ( 34 ) extend, the supporting and sliding guides forming surfaces ( 42 , 52 ) on which the metallic belt ( 1 ) is supported and slides; guide operating means for moving the supporting and sliding guides between a first gripping configuration (P), in which the guides are vertical and form an abutment for said second fastening means ( 34 ), to provide a secure fastening, said metallic belt being supported in a direction (z) crosswise to said direction (W), when said seats ( 3 ) for housing containers (C) are arranged in said second working configuration ( 21 ), in which said first ( 10 ) and second ( 34 ) fastening means are mutually locked, and a second release configuration (R), in which at least one of said guides ( 4 , 5 ) is moved away from said second fastening means ( 34 ), so as to allow said seats ( 3 ) to slide in a direction (Z 2 ), crosswise to the forward direction (W), toward said first unlocked position ( 20 ), for removing said seats ( 3 ) from said metallic belt ( 1 ).