Device for supporting nozzle vanes of a turbocharger

Patent · Tue Aug 11 00:00:00 EDT 1987

OSTI ID:5928014

Sasaki, S

A turbocharger is described which consists of: a center housing having a radially outwardly extending annular flange at one end thereof; a turbine housing fixed to the annular flange and having an exhaust gas inflow chamber therein; a turbine wheel rotatably arranged in the turbine housing; a radially outwardly extending backplate arranged between the turbine wheel and the one end of the center housing and having an outer peripheral portion held between the annular flange and the turbine housing; an annular exhaust gas inlet passage formed between the backplate and the turbine housing and radially inwardly extending from the exhaust gas inflow chamber toward the turbine wheel; guide vanes rotatably arranged in the annular exhaust gas inlet passage, each of the guide vanes having a shaft which extends through both the backplate and the annular flange and projects beyond an exterior surface of the annular flange; axially extending bushes each being received and mounted in at least one of a first bore and a respective corresponding second bore and rotatably supporting a corresponding shaft therein; and stop means effectively based on at least one of the backplate and the annular flange, this stop means having two axially oppositely-facing shoulder means arranged for cooperating with the bushes.

• Assignee: Toyota Jidosha Kabushiki Kaisha, Toyota
• Patent Number(s): US 4685869
• OSTI ID: 5928014
• Resource Relation: Patent File Date: Filed date 3 Oct 1985
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
INTERNAL COMBUSTION ENGINES
TURBOCHARGERS
NOZZLES
ALIGNMENT
EXHAUST GASES
FLANGES
GAS FLOW
INTAKE STRUCTURES
ROTATION
SHAFTS
TURBINES
VANES
COMPRESSORS
ENGINES
FLUID FLOW
FLUIDS
GASEOUS WASTES
GASES
HEAT ENGINES
MACHINE PARTS
MACHINERY
MECHANICAL STRUCTURES
MOTION
SUPERCHARGERS
TURBOMACHINERY
WASTES
330100* - Internal Combustion Engines