The Dale Maley Family Web Site

Dale has been sole or co-inventor on 16 U.S. patents. All of these patents are related to diesel fuel injection.

  PAT. NO.Title

 1 7,357,020 Valve-testing system and method employing a fluid-transfer system with a reservoir

2 6,631,857 Partially plastic fuel injector component and method of making the same

3 5,758,626 Magnetically adjustable valve adapted for a fuel injector

4 5,752,308 Method of forming a hard magnetic valve actuator

5 5,697,342 Hydraulically-actuated fuel injector with direct control needle valve

6 5,673,669 Hydraulically-actuated fluid injector having pre-injection pressurizable fluid storage chamber and direct-operated check

7 5,651,501 Fluid damping of a valve assembly

8 5,605,289 Fuel injector with spring-biased control valve

9 5,494,219 Fuel injection control valve with dual solenoids

10 5,488,340 Hard magnetic valve actuator adapted for a fuel injector

11 5,479,901 Electro-hydraulic spool control valve assembly adapted for a fuel injector

12 5,474,234 Electrically controlled fluid control valve of a fuel injector system

13 5,463,996 Hydraulically-actuated fluid injector having pre-injection pressurizable fluid storage chamber and direct-operated check

14 5,449,119 Magnetically adjustable valve adapted for a fuel injector

15 5,407,131 Fuel injection control valve

16 5,392,811 High pressure fuel system valve