James R Pavlik

US Patent:

20100192585, Aug 5, 2010

Filed:

Feb 4, 2009

Appl. No.:

12/365378

Inventors:

Robert R. Pelletier - Chardon OH, US
James R. Pavlik - Mentor-On- The-Lake OH, US

International Classification:

F02M 61/02

US Classification:

60742

Abstract:

A nozzle assembly () comprising a first inlet tube (), a second inlet tube (), and a nozzle (). The nozzle () is formed from a stack of plates (-) which are joined together in face-to-face contact. The plates (-) collectively have openings which define a nozzle outlet, a first inlet, a second inlet, a first circuit from the first inlet to the nozzle outlet, a second circuit from the second inlet to the nozzle outlet, and a fluid-outlet chamber through which both the first circuit and the second circuit pass. The nozzle assembly () can be used as a fuel injector for a gas turbine engine, with jet fuel being supplied to the first circuit during start-up and low power conditions and jet fuel being supplied to both the first circuit and the second circuit during high power conditions.

US Patent:

20070075158, Apr 5, 2007

Filed:

Nov 15, 2005

Appl. No.:

11/274811

Inventors:

Robert Pelletier - Chardon OH, US
James Pavlik - Mentor-On-the-Lake OH, US

International Classification:

B05B 17/04

US Classification:

239011000, 239596000, 239494000, 239497000, 239552000

Abstract:

A nozzle assembly () comprising a first inlet tube (), a second inlet tube (), and a nozzle (). The nozzle () is formed from a stack of plates (-) which are joined together in face-to-face contact. The plates (-) collectively have openings which define a nozzle outlet, a first inlet, a second inlet, a first circuit from the first inlet to the nozzle outlet, a second circuit from the second inlet to the nozzle outlet, and a fluid-outlet chamber through which both the first circuit and the second circuit pass. The nozzle assembly () can be used as a fuel injector for a gas turbine engine, with jet fuel being supplied to the first circuit during start-up and low power conditions and jet fuel being supplied to both the first circuit and the second circuit during high power conditions.