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Title:
DECOUPLER SYSTEM FOR ROTOR ASSEMBLY
Document Type and Number:
Japanese Patent JP2009133313
Kind Code:
A
Abstract:

To provide a load reduction system used in a supporting system for a fan assembly of an engine.

A rotor decoupler system includes the load reduction system 60 disposed between a bearing system and a bearing support. The load reduction system includes a fuse 75 and a damper 71, and the damper transfers at least a part of a radial load from the rotor to the bearing support 70 when a fuse fails. In one exemplary embodiment, the damper includes a wire mesh disposed around the outer race of the bearing. In another exemplary embodiment, the damper includes a rope damper assembly. In further another exemplary embodiment, the load reduction system is disposed between a support structure and a frame, includes a damper disposed between an extensional fuse and the support structure. The damper transfers at least a part of an unbalance load to the frame when the extensional fuse fails.


Inventors:
STORACE ALBERT FRANK
Application Number:
JP2008302407A
Publication Date:
June 18, 2009
Filing Date:
November 27, 2008
Export Citation:
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Assignee:
GEN ELECTRIC
International Classes:
F01D25/16; F02C7/06; F16C41/00
Domestic Patent References:
JPH05501141A1993-03-04
JPH0341211A1991-02-21
JPH1061494A1998-03-03
JP2000199406A2000-07-18
JPH05501141A1993-03-04
JPH0341211A1991-02-21
JPH1061494A1998-03-03
JP2000199406A2000-07-18
Foreign References:
US6073439A2000-06-13
US6109022A2000-08-29
US20050129343A12005-06-16
US20050129343A12005-06-16
US6073439A2000-06-13
US6109022A2000-08-29
Attorney, Agent or Firm:
Kenichi Matsumoto
Hirokazu Ogura
Toshihisa Kurokawa
Arakawa Satoshi



 
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