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Title:
発電機の駆動軸構造
Document Type and Number:
Japanese Patent JP4009556
Kind Code:
B2
Abstract:

To provide a driving shaft structure of a generator directly connected to a supercharger or a turbine, not damaging shaft stability of the supercharger, the turbine and the generator.

One end of a driving shaft (20) with a coaxial and biaxial structure comprised of an outer shaft (21) and an inner shaft (25) with one ends fixed and fitted to each other is fitted to a rotating shaft (8) of the supercharger (5) or the turbine. A bearing (40) is provided between the generator (15) and the supercharger (5) or the turbine to pivotally support the outer shaft (21), and the other end of the inner shaft (25) is connected with a rotating shaft of the generator (15). The bearing (40) can be also provided in the generator side. The other end of the inner shaft (25) can also be connected with the rotating shaft of the generator (15) by spline connection. Also, a projecting part abutting on inner periphery of the outer shaft (21) can be provided on outer periphery of the inner shaft (25) at the time of excessive vibration of the inner shaft (25).

COPYRIGHT: (C)2005,JPO&NCIPI


Inventors:
Beppu Osamu
Tetsuo recommenda
Application Number:
JP2003143652A
Publication Date:
November 14, 2007
Filing Date:
May 21, 2003
Export Citation:
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Assignee:
Mitsui Shipbuilding Co., Ltd.
International Classes:
F02B41/10; F02B37/00; F02C7/36; F16C17/02; F16C33/74; H02K7/18
Domestic Patent References:
JP9506406A
JP2002501592A
Attorney, Agent or Firm:
Yoshinori Hagishima