Patent ID: 7055304

Claim:
A de-icing device for a vane ( 10 ) of an inlet guide wheel ( 4 ) of a turbojet ( 2 ), said vane ( 10 ) comprising a fixed part ( 12 ) arranged on the upstream side and an associated mobile flap ( 18 ) arranged on the downstream side, and said fixed part ( 12 ) comprising a hollow body ( 13 ) and a trailing edge ( 16 ), for which the profile is substantially in the shape of a “U”, with the branches ( 162 , 164 ) extending substantially in the downstream direction, one of the branches ( 162 ) being located on the intrados side (I) and the other branch ( 164 ) being located on the extrados side (E), characterized in that it comprises at least one emission window ( 202 ), oriented substantially along an upstream-downstream direction, and arranged only along the branch ( 162 ) of the “U” located on the intrados side (I) of the trailing edge ( 16 ) of the fixed part ( 12 ), said emission window ( 202 ) being obtained by putting a ribbed plate ( 152 ) into contact with said branch ( 162 ) of the “U”.