Patent · US Expired

Lubrication mechanism for a turbocharger

US4624629A · kind A · utility

8Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1985
Grant dateNov 25, 1986
Priority date
Expiry dateMay 7, 2005

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C2360/24
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A lubricating mechanism for a turbocharger, including a housing having an exhaust gas passage and an air suction passage formed therein and an oil inlet and outlet formed therein, a turbine wheel mounted in the housing, a compressor wheel mounted in the housing, a rotatable shaft having mounted on one end thereof the turbine wheel so as to be positioned within the exhaust gas passage and at a second end thereof the compressor wheel, positioned so as to be located within the suction passage, the rotatable shaft having a large diameter oil distribution portion formed thereon and having a flange which faces an inner periphery of the housing, a bearing rotatably bearing the rotatable shaft within the housing and having a first end facing a first end surface of the oil distribution portion, the housing having an oil lubricating passage formed therein for fluidically connecting the lubricating oil inlet to the lubricating oil outlet, the lubricating passage including a first passage formed between the housing and the bearing, a second passage formed between the rotatable shaft and the bearing and a third passage formed in the oil distribution portion to thereby connect the second passage…

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