Honeywell International Inc.

Douglas Spencer

Larry K Ball

Mohsiul Alam

Alan Tiltman

Victor Reyes

Mike O'Brien

Rich Barrett

James Ebken

Griff Kinsinger

Don Rossi

Daniel Troller

A lubrication system is provided for delivering a lubricant to a plurality of nozzles. The lubrication system includes a reservoir for the lubricant; a pump fluidly coupled to the reservoir and configured to remove a flow of the lubricant from the reservoir; a lubrication sensor positioned between the pump and the plurality of nozzles and configured to detect a blockage in the plurality of nozzles and to generate a blockage signal when the blockage is detected; and an indicator coupled to the lubrication sensor and configured to generate a warning based on the blockage signal from the lubrication sensor.

Lubrication systems with nozzle blockage detection systems

Damping systems and engines including the damping systems are provided. In one embodiment, and by way of example only, the damping system includes a rotor, a bearing assembly mounted to the rotor, a spring cage disposed around the bearing assembly, an axially-extending housing surrounding the spring cage, a first squeeze film damper formed between the bearing assembly and the spring cage, and a second squeeze film damper formed between the spring cage and the axially-extending housing.

Damping systems for use in engines

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Mesa, AZ, United States of America

Douglas Spencer