Patent · US Expired

Engine having a high pressure hydraulic system and low pressure lubricating system

US6067962A · kind A · utility

120Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1998
Grant dateMay 30, 2000
Priority date
Expiry dateNov 10, 2018

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M57/025
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An engine includes a high pressure hydraulic system having a high pressure pump and at least one hydraulically-actuated device attached to an engine housing. A low pressure engine lubricating system is attached to the engine housing and includes a circulation conduit fluidly connected to an outlet from the high pressure pump.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.