Invention Application
- Patent Title: ROTOR ASSEMBLY WITH STATIC MAST AND PIVOTING ROTOR HUB
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Application No.: US17307845Application Date: 2021-05-04
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Publication No.: US20220355924A1Publication Date: 2022-11-10
- Inventor: Thomas C. Parham, JR. , Frank Bradley Stamps , Jouyoung Jason Choi , Albert Gerard Brand , Michael Scott Seifert , Richard E. Rauber , John E. Brunken, JR.
- Applicant: Bell Textron Inc.
- Applicant Address: US TX Fort Worth
- Assignee: Bell Textron Inc.
- Current Assignee: Bell Textron Inc.
- Current Assignee Address: US TX Fort Worth
- Main IPC: B64C29/00
- IPC: B64C29/00 ; B64C11/00 ; B64C11/06 ; B64C11/32

Abstract:
A gimbaled rotor assembly for an aircraft. The gimbaled rotor assembly including a static mast; a spherical bearing comprising an inner component and an outer component pivotable relative to each other about a bearing focus, the inner component fixedly coupled to the static mast; a rotor hub rotatably coupled to the outer component, allowing for relative rotation of the rotor hub about a rotor axis and for pivoting together with the outer component about the bearing focus; and a primary hub spring coupling the outer component to the static mast and configured for opposing pivoting of the rotor hub about the bearing focus from a neutral position.
Public/Granted literature
- US11691723B2 Rotor assembly with static mast and pivoting rotor hub Public/Granted day:2023-07-04
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