Fluid machine and fluid machine system equipped with the same

  • US 10,100,792 B2
  • Filed: 02/21/2013
  • Issued: 10/16/2018
  • Est. Priority Date: 02/21/2013
  • Status: Active Grant
First Claim
Patent Images

1. A fluid machine, comprising:

  • an impeller mounted to a rotation shaft;

    a housing which houses the impeller rotatably; and

    an intake pipe for supplying a fluid to the housing,wherein the intake pipe includes at least;

    a first bend portion disposed on a first plane; and

    a second bend portion disposed at a downstream side of the first bend portion and on a second plane which is different from the first plane, the second bend portion including an upstream section having a center axis oriented along a center axis of a downstream section of the first bend portion and a downstream section having a center axis oriented along an axial direction of the impeller at a front of the impeller,wherein the intake pipe has a constant cross-sectional shape from an upstream end of the first bend portion to a downstream end of the second bend portion, andwherein a distance between an intersection between the center axes of the upstream section and the downstream section of the first bend portion, and the intersection between the center axes of the upstream section and the downstream section of the second bend portion is not more than three times the pipe diameter of the intake pipe.

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