公开(公告)号：US20210300533A1

公开(公告)日：2021-09-30

申请号：US16832173

申请日：2020-03-27

申请人： Bell Textron Inc.

发明人： Amarjit Olenchery Kizhakkepat ,  Andrew Paul Haldeman ,  Gary Miller ,  Diana Tinlin

IPC分类号： B64C27/00 ,  F16F13/10 ,  F16F15/16 ,  F16F15/124

摘要： One embodiment described herein is a damper for a rotor system, the damper comprising a cylindrical housing having a hollow interior; a piston disposed within the hollow interior and extending along a central axis of the housing; a first attachment member disposed on a first end of the damper and connected to the housing; a second attachment member disposed on a second end of the damper and connected to the piston; and a conductive cover wrapped around a portion of an exterior surface of the housing between the first attachment member and the second attachment member.

公开(公告)号：US11554864B2

公开(公告)日：2023-01-17

申请号：US16832173

申请日：2020-03-27

申请人： Bell Textron Inc.

发明人： Amarjit Olenchery Kizhakkepat ,  Andrew Paul Haldeman ,  Gary Miller ,  Diana Tinlin

IPC分类号： B64C27/51 ,  B64C27/00 ,  F16F13/10 ,  F16F15/124 ,  F16F15/16 ,  B64C27/54

摘要： One embodiment described herein is a damper for a rotor system, the damper comprising a cylindrical housing having a hollow interior; a piston disposed within the hollow interior and extending along a central axis of the housing; a first attachment member disposed on a first end of the damper and connected to the housing; a second attachment member disposed on a second end of the damper and connected to the piston; and a conductive cover wrapped around a portion of an exterior surface of the housing between the first attachment member and the second attachment member.

公开(公告)号：US20210291989A1

公开(公告)日：2021-09-23

申请号：US16824488

申请日：2020-03-19

申请人： Bell Textron Inc.

发明人： Andrew Paul Haldeman ,  Amarjit Olenchery Kizhakkepat ,  Gary Miller ,  Diana Tinlin ,  Glenn Shimek

IPC分类号： B64D13/00 ,  F01D5/10 ,  F01D25/12 ,  B64C27/00 ,  B64C7/00 ,  B64C27/06 ,  B64C27/473

摘要： One embodiment is a rotor system including a rotor hub comprising a plurality of extension arms for connecting rotor blades to the rotor hub; a plurality of dampers connected between a respective one of the extension arms and the rotor hub; and a fairing disposed over the rotor hub, the fairing including an inlet plenum through which air is drawn from outside the fairing into the fairing; and at least one duct for conducting the air toward the at least one of the dampers.