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Power output apparatus and method of controlling the same

  • US 6,005,297 A
  • Filed: 05/05/1997
  • Issued: 12/21/1999
  • Est. Priority Date: 09/13/1996
  • Status: Expired due to Term
First Claim
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1. A power output apparatus for outputting power to a drive shaft, said power output apparatus comprising:

  • an engine having an output shaft;

    a first motor having a rotating shaft and inputting and outputting power to and from said rotating shaft;

    a second motor inputting and outputting power to and from said drive shaft;

    three shaft-type power input/output means having three shafts respectively linked with said drive shaft, said output shaft, and said rotating shaft, said three shaft-type power input/output means inputting and outputting power to and from a residual one shaft, based on predetermined powers input to and output from any two shafts among said three shafts; and

    control means for, in response to a predetermined driving requirement, controlling said engine and said first motor in order to enable a power to be output to said drive shaft via said three shaft-type power input/output means, and controlling said second motor in order to enable said second motor to output a power having a greater magnitude than and an opposite direction to the power output to said drive shaft via said three shaft-type power input/output means through the control of said engine and said first motor.

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