hanging rod control device for display rack

A hanging rod control device for a display rack, comprising a mounting member, a rod, a positioning assembly, a release assembly, a driven device, and a drive device wherein:

• the mounting member is configured to attach to the display rack;
• the rod has one end secured to the mounting member so that a plurality of items are configured to hang from the rod;
• the positioning assembly is secured to the mounting member and includes a front plate, a rear fastening member, a shaft interconnecting the front plate and the rear fastening member, and a sliding member wherein the shaft and the rod are parallel to each other;
• the shaft includes a grooved rail for allowing the sliding member to slide between two ends of the grooved rail;
• the sliding member includes a plurality of teeth;
• the more proximate the mounting member the greater of the length of the tooth is;
• and the front plate includes a light emitting member on an outer surface, and a label on the outer surface of the front plate;
• the release assembly is penetrated by both the shaft and the sliding member and disposed between the mounting member and the front plate;
• the release assembly includes a plurality of arms and a plurality of positioning plates arranged in alternating fashion;
• the arms and the positioning plates each include a through hole so that both the shaft and the sliding member are configured to pass through the through holes;
• each arm further comprises a plurality of positioning apertures, a recess on an edge of the through hole of the arm for allowing the arm to pivot a predetermined angle, and a cavity for allowing the rod to complementarily attach thereto;
• and each positioning plate further comprises a pin configured to insert into the positioning aperture for positioning the arm, and a plurality of hole members each for the receipt of the pin;
• the driven device is disposed in the mounting member and includes a connector connected to the sliding member, a lead screw connected to the connector for allowing the sliding member to move thereon, and a fastening element for securing the lead screw to the rear fastening member;
• and
• the drive device is disposed in the mounting member and operatively connected to the fastening element;
• and the drive device is configured to be a drive source for rotating the lead screw.