Invention Grant
- Patent Title: Device for supporting and guiding a rotating shaft
- Patent Title (中): 用于支撑和引导旋转轴的装置
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Application No.: US11247281Application Date: 2005-10-12
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Publication No.: US07648277B2Publication Date: 2010-01-19
- Inventor: Franck Laurant , Cyril Defaye
- Applicant: Franck Laurant , Cyril Defaye
- Applicant Address: FR Paris
- Assignee: SNECMA
- Current Assignee: SNECMA
- Current Assignee Address: FR Paris
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR0411046 20041019
- Main IPC: F16C27/00
- IPC: F16C27/00 ; F16C32/06
Abstract:
A device for supporting and guiding a rotating shaft, in particular a rotor shaft of an airplane turboprop or turbojet, the device comprising an oil squeeze damper around each bearing of the shaft, said damper comprising an annular space surrounding the outer ring of the bearing and defined by annular sealing elements, each having a small number of calibrated oil outlet orifices formed in its outer periphery.
Public/Granted literature
- US20060083449A1 Device for supporting and guiding a rotating shaft Public/Granted day:2006-04-20
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