SHELF DEVICE

摘要

The present invention relates to a shelf device (1) for display and forward feed of products, comprising a feeder belt (3) disposed about at least a drive element (5) and at least a support element (7). Products can be placed on the feeder belt (3). The shelf device (1) comprises at least a pneumatic or hydraulic drive means (13, 14, 20 and 51) for stepped driving of the drive element (5), said drive means comprising a cylinder (29) and a position (31) reciprocally displace-ably arranged at least partially in the cylinder, a piston movement in at least one direction causing the drive element to rotate. The invention relates also to a shelf device (1) for display and forward feed of products, which comprises a drive element (5), a support, means (7), a feeder belt (3) and a drive means (13, 14, 20 and 51) as above. The shelf device comprises furthermore at least one control unit (17) connected to the drive means, and a detection means (15), the drive unit (17) activating the drive means upon an attempt to remove a product.