Patent 7125355 was granted and assigned to ZF Friedrichshafen on October, 2006 by the United States Patent and Trademark Office.
A regulatable continuously variable transmission in which one multiple-jet nozzle (4) is used for supplying cooling and lubricant oil to the variator. The flow diameter (9, 10) of the nozzle (4) is created so that a stationary flow exists in the nozzle (4) and the continuity equation results in a constant value.