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Apparatus and method for setting a valve lift

  • US 5,787,583 A
  • Filed: 01/11/1996
  • Issued: 08/04/1998
  • Est. Priority Date: 05/10/1994
  • Status: Expired due to Fees
First Claim
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1. An apparatus for adjusting a valve lift, particularly a valve needle lift of an injection valve of an internal combustion engine, by means of which a valve seat, which is preset in a housing of the valve, is axially displaceable in the housing by means of plastic deformation, characterized in that an adjustment device (50) is provided which generates a feeding motion for a pressing tool (53, 55) in the direction of the plastic deformation and that a measuring device (30) is arranged which determines the valve lift which is changeable by way of the plastic deformation of the valve seat and compares the valve lift with a preset desired value, and that the adjustment device (50) can be controlled by way of the desired value/actual value comparison.

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