High-pressure pump

High-pressure pump

  • CN 104,285,061 A
  • Filed: 04/02/2013
  • Published: 01/14/2015
  • Est. Priority Date: 05/16/2012
  • Status: Active Grant
First Claim
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1. , for carrying the high-pressure service pump (1) of fluid, especially fuel such as diesel oil, comprise-there is the live axle (2) of at least one cam (3),-at least one piston (5),-at least one is for supporting the cylinder (6) of described at least one piston (5),-wherein, described at least one piston (5) be indirectly supported on by means of at least one roller (10) there is described at least one cam (3) described live axle (2) on, thus, described at least one piston (5) can implement translational motion due to the rotary motion of described live axle (2)It is characterized in that, described at least one live axle (2) with described at least one cam (3) is configured to have the hollow shaft (2) of at least one empty room (17), to reduce the quality of described at least one live axle (2).

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