A variable-capacity store for articles , in particular substantially cylindrical articles of the tobacco processing industry; the store comprises a conveying assembly to convey the articles from an input station to an output station along a path (P) with a variable length; the conveying assembly comprises a first conveyor , which has at least one winding and is configured to feed the articles from the input station along a first segment (S1) of the path (P); at least one second conveyor , which has at least one winding and is configured to feed the articles to the output station along a second segment (S2) of the path (P); and at least one transfer conveyor , which is configured to convey the articles from the first conveyor to the second conveyor along an intermediate segment (IS) of the path (P) and has an input , which is arranged in the area of the first segment (S1) so as to receive the articles from the first conveyor , and an output , which is arranged in the area of the second segment (S2) so as to feed the articles to the second conveyor ; the first segment (S1) extends from the input station to the input ; the second segment (S2) extends from the output to the output station ; the transfer conveyor has at least one first feeding device , which is configured to at least partially accompany the articles , moving along the intermediate segment (IS); said input and said output are movable along the first and the second conveyor , respectively; characterized in that , the variable-capacity store comprises a moving assembly configured move the transfer conveyor so as to move said input and said output along the first and the second conveyor , respectively, and change the length of the intermediate segment (IS) and of the first and the second segment (S1, S2). the conveying assembly comprises a first conveyor , which has at least one winding and is configured to feed the articles from the input station along a first segment (S1) of the path (P); at least one second conveyor , which has at least one winding and is configured to feed the articles to the output station along a second segment (S2) of the path (P); and at least one transfer conveyor , which is configured to convey the articles from the first conveyor to the second conveyor along an intermediate segment (IS) of the path (P) and has an input , which is arranged in the area of the first segment (S1) so as to receive the articles from the first conveyor , and an output , which is arranged in the area of the second segment (S2) so as to feed the articles to the second conveyor ; the first segment (S1) extends from the input station to the input ; the second segment (S2) extends from the output to the output station ; the transfer conveyor has at least one first feeding device , which is configured to at least partially accompany the articles , moving along the intermediate segment (IS); said input and said output are movable along the first and the second conveyor , respectively; characterized in that , the variable-capacity store comprises a moving assembly configured move the transfer conveyor so as to move said input and said output along the first and the second conveyor , respectively, and change the length of the intermediate segment (IS) and of the first and the second segment (S1, S2). <EOS>