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Instrumented belt tensioner roller device and associated monitoring method

  • US 20060243150A1
  • Filed: 02/24/2006
  • Published: 11/02/2006
  • Est. Priority Date: 02/28/2005
  • Status: Abandoned Application
First Claim
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1. A belt tensioner roller device provided with a fixed support able to hold the device on an engine block, with moving parts that can move with respect to the fixed support, with a rotary roller supported by the moving parts and intended to be in contact with the belt, and with a component able to exert a permanent force between the fixed support and the moving parts, wherein the rotary roller comprises a target element, the fixed support comprising at least one sensor element mounted facing the target element of the roller with a gap and collaborating with the said target element to detect belt wear as a function of displacement of the rotary roller with respect to the fixed support.

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