Patent ID: 8984890
Filing Date: 2015-03-24
Classification: F02C,F02K,F05D

Abstract:
1. A mixer for mixing flows in a turbofan engine, said mixer comprising: a plurality of chevron lobes, each of the plurality of lobes comprising a crown, a keel, a first trailing edge, a second trailing edge, and a first transverse edge extending between said first trailing edge and said second trailing edge, said mixer configured to receive two separate incoming exhaust flows and mix the two flows; wherein said plurality of chevron lobes further comprises a first chevron defined by said first trailing edge and said first transverse edge; wherein each of said plurality of chevron lobes comprise first and second chevron tips, said second chevron tip defined between said first transverse edge and said second trailing edge; wherein said first chevron tip is defined from said crown to the most radially inward point of said first trailing edge; wherein one or both of said first and second chevron tips are folded outward from an interior portion of a respective lobe or folded inwards from said interior portion of said respective lobe.