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Machine Configurations Employing Passive And Controllable Cab Mounts

  • US 20100147640A1
  • Filed: 12/14/2009
  • Published: 06/17/2010
  • Est. Priority Date: 12/15/2008
  • Status: Active Grant
First Claim
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1. A machine comprising:

  • a frame;

    an operator cab supported by the frame;

    one or more passive mounts operatively connecting the operator cab to the frame;

    one or more controllable mounts operatively connecting the operator cab to the frame, the one or more controllable mounts including;

    a housing;

    a pin mounted within the housing;

    a rheological fluid within the housing; and

    coils positioned relative to the housing to generate a field through the rheological fluid; and

    an electronic control unit operatively associated with the coils and adapted to change a level of current applied to the coils to adjust an apparent viscosity of the rheological fluid to actively change the damping characteristics of the one or more controllable mounts.

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