Invention Grant
- Patent Title: Flexbeam unit for a bearingless or a hinge and bearingless multi-blade rotor of a rotary wing aircraft
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Application No.: US14595547Application Date: 2015-01-13
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Publication No.: US10065733B2Publication Date: 2018-09-04
- Inventor: Rupert Pfaller
- Applicant: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
- Applicant Address: DE Donauworth
- Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
- Current Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
- Current Assignee Address: DE Donauworth
- Agency: Brooks Kushman P.C.
- Priority: EP14400002 20140114
- Main IPC: B64C27/33
- IPC: B64C27/33 ; B64C27/48

Abstract:
A flexbeam unit comprising a plurality of flexbeam elements, each defining a load passing member that is attachable to a rotor hub associated with a rotor shaft of the multi-blade rotor, the plurality of flexbeam elements defining a predetermined number of torsion elements that are connectable with associated rotor blades of the multi-blade rotor, wherein at least one of the predetermined number of torsion elements comprises at least one first flexbeam element defining a first longitudinal direction and at least one second flexbeam element defining a second longitudinal direction, wherein the at least one first and second flexbeam elements are interconnected by a beam connector in a direction transverse to the first and/or second longitudinal directions.
Public/Granted literature
- US20150197334A1 FLEXBEAM UNIT FOR A BEARINGLESS OR A HINGE AND BEARINGLESS MULTI-BLADE ROTOR OF A ROTARY WING AIRCRAFT Public/Granted day:2015-07-16
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