Invention Grant
- Patent Title: Blade with minimized vulnerability
- Patent Title (中): 刀片具有最小的漏洞
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Application No.: US13231246Application Date: 2011-09-13
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Publication No.: US09011102B2Publication Date: 2015-04-21
- Inventor: Sandrine Lemaire , Robert Leschi , Cédric Lanouette
- Applicant: Sandrine Lemaire , Robert Leschi , Cédric Lanouette
- Applicant Address: FR Marignane Cedex
- Assignee: Airbus Helicopters
- Current Assignee: Airbus Helicopters
- Current Assignee Address: FR Marignane Cedex
- Agency: Brooks Kushman P.C.
- Priority: FR1003691 20100916
- Main IPC: B63H7/02
- IPC: B63H7/02 ; B64C11/16 ; B64C27/46 ; B64C27/473
Abstract:
A blade (1) having a working shell (10) defining an inner space (16). The blade has a leading-edge space (31) and at least one filler means (40, 50) in said inner space (16) and a leading-edge fairing (20) protecting the working shell (10). The fairing (20) extends from a pressure-side part (21) to a suction-side part (22) via a central part (23). The working shell (10) has in the first zone (13): a pressure-side portion (131), a central portion (133), and a suction-side portion (132). The pressure-side portion (131) is secured to the pressure-side part (21). The suction-side portion (132) is secured to the suction-side part (22). The blade (10) includes first damper means (60) with damping material.
Public/Granted literature
- US20120070300A1 BLADE WITH MINIMIZED VULNERABILITY Public/Granted day:2012-03-22
Information query
