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Rod guide arrangement for electronically controlled valve applications

  • US 9,163,691 B2
  • Filed: 07/22/2013
  • Issued: 10/20/2015
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. A shock absorber comprising:

  • a housing;

    a piston rod slidably disposed within said housing;

    a first rod guide member secured within a first portion of said housing so as to be concentrically disposed about at least a portion of said piston rod;

    a second rod guide member secured within said housing adjacent said first rod guide member so as to be concentrically disposed about at least another portion of said piston rod;

    an electronically controlled valve assembly disposed within said second rod guide member and in communication with said first rod guide member;

    a seal separate from said first and second rod guide members directly engaging said piston rod;

    a circuit board removably secured within an annular channel in said first rod guide member, said circuit board in communication with said electronically controlled valve assembly; and

    a first bushing directly engaging said piston rod, said first bushing being disposed within an aperture defined by said first guide member.

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