公开(公告)号：DE3879744T2

公开(公告)日：1993-10-21

申请号：DE3879744

申请日：1988-04-25

Applicant: UNITED TECHNOLOGIES CORP

Inventor： OLSEN ERIC G ,  CAMPBELL THOMAS G

IPC: B64C27/35 ,  B64C27/33

Abstract: An improved helicopter rotor flexbeam (20) comprises a pair of generally parallel outwardly open, cross-sectionally C-shaped beams (25) of a geometry which defines therein a first inboard region (A) of enhanced out-of-plane flexibility and a second outboard region (B) of enhanced in-plane and torsional flexibility.

公开(公告)号：DE3879744D1

公开(公告)日：1993-05-06

申请号：DE3879744

申请日：1988-04-25

Applicant: UNITED TECHNOLOGIES CORP

Inventor： OLSEN ERIC G ,  CAMPBELL THOMAS G

IPC: B64C27/35 ,  B64C27/33

Abstract: An improved helicopter rotor flexbeam (20) comprises a pair of generally parallel outwardly open, cross-sectionally C-shaped beams (25) of a geometry which defines therein a first inboard region (A) of enhanced out-of-plane flexibility and a second outboard region (B) of enhanced in-plane and torsional flexibility.