Patent ID: 6029381
Filing Date: 2000-02-29
Classification: G09F

Abstract:
A scrolling display arrangement having a display region comprising:a web element having a plurality of sequentially arranged information portions thereon;a drive arrangement for moving said web element along a predetermined web path whereby the sequentially arranged information portions thereof are viewable in the display region;an indexer coupled to the web element for identifying a location of an associated one of the information portions;a web position signal generator for producing a web position signal in response to said indexer;a web carrier coupled to said drive arrangement for supporting said web element as it is moved along the predetermined web path;an alignment arrangement coupled to said web carrier for maintaining said web element in a predeterminable spatial relation with respect to the predetermined web path and the display region;a gear arrangement having a self-tightening characteristic coupled to said alignment arrangement; anda controller coupled to said drive arrangement for controlling the motion of said web element in response to the web position signal.