Common rail electronic control injector
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United States of America Patent
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N/A
Issued Date -
Sep 23, 2010
app pub date -
Mar 1, 2010
filing date -
Mar 20, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a common rail electronic control injector, which belongs to the electronic control fuel injection system technology. The injector includes an oil inlet joint, an oil inlet located at outside the oil inlet joint, an electromagnet device, a nozzle body, a needle valve, a valve seat and spray holes, wherein the electromagnet device includes a static core, an armature and a coil, wherein a working gap between the static core and the armature is H, the armature is moveably connected with the needle valve along an axial direction. The present invention further includes a compression spring applying a force to the needle valve, a force mechanism applying a force to the armature, and a block mechanism providing an axial anti-thrust while the armature is reset. The present invention has advantages of lower manufacturing cost, better reliability and smaller driving energy.
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