Invention Grant
- Patent Title: Air propeller blade pivot in the shape of a spherical cap
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Application No.: US14899010Application Date: 2014-06-12
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Publication No.: US09938000B2Publication Date: 2018-04-10
- Inventor: Sebastien Tajan , Adrien Jacques Philippe Fabre , Christophe Jacquemard , Adrien Laurenceau
- Applicant: SNECMA
- Applicant Address: FR Paris
- Assignee: SNECMA
- Current Assignee: SNECMA
- Current Assignee Address: FR Paris
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR1355627 20130617
- International Application: PCT/FR2014/051441 WO 20140612
- International Announcement: WO2014/202873 WO 20141224
- Main IPC: B64C11/30
- IPC: B64C11/30 ; B64C11/34 ; F04D29/32 ; F04D29/36 ; B64C11/06 ; B64D27/00
Abstract:
A pivot for an air propeller blade, the pivot including a rotary support for mounting radially on a propeller hub while being suitable for pivoting about a pivot axis; and a blade support including a housing for receiving a blade root and at least one arm extending laterally relative to the pivot axis and carrying a flyweight forming a counterweight; the arm and its flyweight presenting the general geometrical shape of a spherical cap.
Public/Granted literature
- US20160121999A1 AN AIR PROPELLER BLADE PIVOT IN THE SHAPE OF A SPHERICAL CAP Public/Granted day:2016-05-05
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