Pump

Pump

CN
  • CN 103,477,073 A
  • Filed: 12/22/2011
  • Published: 12/25/2013
  • Est. Priority Date: 12/22/2011
  • Status: Active Grant
First Claim
Patent Images

1. a pump comprises:

  • Driven unit with the live axle rotated around driving axis;

    Be connected to the eccentric of this live axle to rotate thereupon, this eccentric has the axial region that limits eccentric axis, and this eccentric axis departs from driving axis, and this axial region has the shaft end that limits the first alignment characteristics;

    Be connected to rotationally the piston of axial region, this piston limits the second alignment characteristics;

    AndReciprocally accept the cylinder body of this piston, wherein the first alignment characteristics with respect to the second alignment characteristics, in preset direction location, make piston with respect to cylinder body be positioned at top dead center and lower dead center one of them.

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