Patent · US Expired

Radial piston engine

US6843162B2 · kind B2 · utility

2Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 2001
Grant dateJan 18, 2005
Priority date
Expiry dateMar 27, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04B1/047
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

What is disclosed is a radial piston machine having a plurality of radial pistons each guided in a respective cylinder space, wherein the cylinder spaces may be connected with supply and drain passages for pressure medium via control recesses. The opening cross-sections of the control recesses and of the supply and drain passages are provided with curved end face portions.

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