Patent 7665336 was granted and assigned to Winloc Ltd on February, 2010 by the United States Patent and Trademark Office.
A lock and key system with a very large number of code combinations. The lock (200) includes side locking tumblers (206) having pivoting fingers (208) with asymmetric key contacting portions (220r), which engage with a wave-like code pattern (105) formed at the side of the key (100).