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특허 상세정보

Variable pitch fan for gas turbine engine and method of assembling the same

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F01D-007/00    F01D-025/24    F01D-009/04    F01D-017/10    F02C-003/04    F01D-005/02    F01D-007/02    F04D-029/32   
출원번호 US-0873382 (2015-10-02)
등록번호 US-10072510 (2018-09-11)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    General Electric Company
인용정보 피인용 횟수 : 0  인용 특허 : 307
초록

A gas turbine engine is provided. The gas turbine engine includes a core and a variable pitch fan arranged in flow communication with the core. The variable pitch fan has a disk and at least nine fan blades coupled to the disk for rotation together with the disk. The gas turbine engine further includes a rotatable nacelle covering the disk such that the engine has a fan hub radius ratio of between about 0.1 and about 0.4.

대표
청구항

1. A gas turbine engine comprising: a core;a variable pitch fan arranged in flow communication with said core, said variable pitch fan comprising a polygonal-shaped disk, said disk comprising a plurality of segments and a plurality of fan blades coupled to said disk for rotation together with said disk, each discrete portion of said disk comprising a single segment of the plurality of segments and a single fan blade of the plurality of fan blades;a trunnion mechanism coupling each of said fan blades to the respective segment of said disk such that said f...

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