Platinum-coated igniters

Details Platinum-coated igniters Platinum-coated igniters

H - Electricity

01

T

60/172, 75/7

H01T 13/20 (2006.01) H01T 13/39 (2006.01)

Patent

CA 1090167

ABSTRACT OF THE DISCLOSURE This specification describes an igniter, particulart for gas turbine engines and comprising two or more electrodes separated by n body of insulating of semi-conducting material and having exposed working surfaces between which sparks may pass, at least part of the working surface or surfaces of at least one of the electrodes comprising a host material in which Co or Ni predominates alloyed or compounded with one or more additional metals selected from the group con- sisting of Ru, Rh, Pd, Ir, Pt, Ag and Au. Preferably, the additional metal is platinum which is present in an amount of 1 to 20 wt.% of the total metal content. - 1 -

256426

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