Frame for supporting and moving a panel of a display cabinet for show-casing and selling products

Frame (4) for supporting and displacing a sheet or panel (5) of a display cabinet or counter (1) for product showcases, comprising at least one straight and hollow section (7) with axis (X-X) for housing a system for moving the sheet (5), said system comprising a fixed support element (8) inside said section (7) for a first end (9A) of a retaining element (9) of the sheet (5), a rotary element (10) for supporting, on one side, for a second end (9B) of said retaining element (9) and, on another side, for a clamp-like element (11) for fastening said panel or sheet (5), characterised in that said first fixed element (8) is a shaped element comprising a portion (8A) for rotatably supporting said first end (9A) of said retaining element (9) provided with at least two holes (8B) or an elongated hole, arranged on an oblique line (A-A) with respect to said axis (X-X) of said section (7), which can be engaged by a respective pin (8H), and in that said second rotary element (10) comprises at least two holes (10A) or an elongated hole, arranged on an oblique line (B-B) with respect to said axis (X-X) of the section (7), the inclination of the oblique line (A-A;

• B-B) respectively of the holes of the fixed element (8) and of the rotary element (10) being opposite, when the retaining element (9) is in the inoperative condition inside the section.