|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||415/161 ; 415/160 ; 415/230 ; 415/231 ; 277/637 ; 277/645|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 33 인용 특허 : 3|
A seal, and method of using same, for an inlet guide vane in a gas turbine engine includes a longitudinally extending tubular portion that has a longitudinal axis defined therethrough, a dovetail portion including a rib portion and a retaining feature. The rib portion is integral with the tubular portion and extends parallel to the axis, and the rib portion extends in a direction radially outward from the axis. The retaining feature is integral with the rib portion and tapers toward the axis.
[ We claim:] [1.] A method for preventing turbulence in air entering a fan of a gas turbine engine, said method comprising:providing an engine inlet, said inlet having an inner shroud, an annular casing spaced radially outward from the inner shroud, and a plurality of inlet guide vanes extending radially from the inner shroud to the casing, each of said guide vanes including a strut airfoil and a flap airfoil, said strut airfoil of each inlet guide vane in spaced relation to said flap airfoil thereof defining a gap therebetween, said flap airfoil of each...