United States Patent
US Patent 7128679: Methods and systems for improving the operation…
US 7128679 · granted 2006-10-31
| Patent Number | 7128679 |
|---|---|
| Title | Methods and systems for improving the operation of transmissions for motor vehicles |
| Filed | 2005-04-13 |
| Granted | 2006-10-31 |
| Inventor(s) | Gilbert W. Younger |
| Assignee | Individual |
| CPC Classification | F16H61/00, F16H61/0021, F16H2061/0062 |
| Number of Claims | 2 |
Claims Summary
1. A method of modifying the hydraulic circuitry of an automotive transmission including a flow control valve, a pressure regulator valve, and a fluid passageway coupling said flow control valve and said pressure regulator valve in fluid communication; said flow control valve, said pressure regulator valve, and said fluid passageway being arranged such that fluid flowing through said flow control valve is applied to said pressure regulator valve through said fluid passageway for establishing a line pressure of said hydraulic circuitry;
said method comprising the step of controlling the flow of fluid from said flow control valve to said pressure regulator valve for controlling the fluid pressure applied to said pressure regulator valve.