Electricity: measuring and testing – Internal-combustion engine ignition system or device – In situ testing of spark plug
Reexamination Certificate
2007-07-10
2007-07-10
Deb, Anjan (Department: 2858)
Electricity: measuring and testing
Internal-combustion engine ignition system or device
In situ testing of spark plug
C324S402000, C324S502000
Reexamination Certificate
active
10775851
ABSTRACT:
A system for detecting spark in an igniter for a gas turbine engine. An igniter generates a plasma, or spark, somewhat similar to an automotive spark plug. In the invention, an inductive pick-up is positioned adjacent the igniter, to detect current pulses in the igniter, to thereby infer the presence of spark. The pick-up can take the form of a coil embedded in a mounting bracket which is used to fasten the igniter to the engine.
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Earwood Roy
Ponziani Robert L.
Andes William Scott
Deb Anjan
General Electric Company
Welte Greg
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