公开(公告)号：US11655017B2

公开(公告)日：2023-05-23

申请号：US17350438

申请日：2021-06-17

申请人： AIRBUS HELICOPTERS DEUTSCHLAND GMBH ,  AIRBUS HELICOPTERS

发明人： Aurelien Vayssiere ,  Nicolas Montil ,  Mathieu Gester ,  Hubert Neukirch ,  Pascal Jervaise ,  Markus Kammerer ,  Pierre Arnould

IPC分类号： B64C1/06 ,  B64C27/04

CPC分类号： B64C1/061 ,  B64C27/04

摘要： A stiffener skeleton that is configured to be mounted to an upper deck of a rotary wing aircraft in a maintenance phase, comprising an upper stiffening structure with a plurality of supporting arms for providing upside stiffening support, and a lateral stiffening structure with a plurality of supporting legs for providing lateral stiffening support, wherein the plurality of supporting arms and the plurality of supporting legs form a self-supporting frame structure.