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Trailer axle suspension system and a method of control

  • US 8,801,000 B1
  • Filed: 02/15/2013
  • Issued: 08/12/2014
  • Est. Priority Date: 02/15/2013
  • Status: Active Grant
First Claim
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1. A method of controlling a trailer axle suspension system of a vehicle comprising:

  • assessing proximity of a trailer to a dock when a dock approach condition exists; and

    deflating the trailer axle suspension system when the trailer is approaching the dock and proximity of the trailer to the dock is within a predetermined limit.

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