Machine oil pump of I.C. engine

Machine oil pump of I.C. engine

CN
  • CN 1,563,780 A
  • Filed: 03/24/2004
  • Published: 01/12/2005
  • Est. Priority Date: 03/24/2004
  • Status: Active Application
First Claim
Patent Images

1. , a kind of engine oil pump of internal combustion engine, it is made up of pump case, internal rotor, external rotor, axle and thrust plate, the flank profil of inside and outside rotor is a cycloid, and internal rotor is positioned at external rotor, and is fixed on the axle, certain throw of eccentric is arranged between the inside and outside rotor, and be contained in the pump case, pump case is the dish type of inner concavity, and thrust plate embeds and is fixed on the pump case opening, one end of axle is enclosed within the thrust plate center hole, it is characterized in that:

  • the opening end of pump case has a boss that matches and locate with diesel-engine body.

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