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Injector

  • US 5,934,570 A
  • Filed: 11/24/1997
  • Issued: 08/10/1999
  • Est. Priority Date: 11/26/1996
  • Status: Expired due to Term
First Claim
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1. An injector comprising a valve needle biassed towards a seating by a spring located within a spring chamber, the spring being engaged between a spring abutment associated with the valve needle and a moveable stop, a restricted flow path whereby fuel can flow from the spring chamber at a restricted rate, and valve means actuable to permit fuel to flow from the spring chamber at a second, higher rate.

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