Turbine casing for an exhaust turbocharger made by casting

Details Turbine casing for an exhaust turbocharger made by casting Turbine casing for an exhaust turbocharger made by casting

2005-09-20

2005-09-20

Richter, Sheldon J (Department: 3748)

Power plants

Fluid motor means driven by waste heat or by exhaust energy...

With supercharging means for engine

C060S605100, C415S136000, C415S138000, C415S184000, C415S200000, C415S205000, C415S215100, C415S915000, C417S407000

Reexamination Certificate

active

06945046

ABSTRACT:
The invention concerns a casing aggregate for the turbine of an exhaust turbocharger.The invention is identified by the following characteristics:a spiral casing adapted for surround the running wheel of the turbine;a tongue-like wall part (tongue) in the inside of the spiral casing;an inlet connection;an outlet connection;a flange to connect to a bearing casing;wherein the casing aggregate is manufactured of thin-walled precision casting;wherein the casing aggregate is made of at least two parts, so that at least one separation joint is present; andthe separation joint is arranged as follows:it runs in an axially perpendicular level;it runs along the apex line of the spiral casing;it extends over an arc of a circle of approximately 270 degrees;it lies outside of the area of the tongue.

REFERENCES:
patent: 3310940 (1967-03-01), Oetliker
patent: 3396906 (1968-08-01), Newton
patent: 4147467 (1979-04-01), Leicht et al.
patent: 4384821 (1983-05-01), Mains et al.
patent: 4927336 (1990-05-01), Rossmann et al.
patent: 5810556 (1998-09-01), Northam et al.
patent: 5947682 (1999-09-01), Moon
patent: 1199158 (1970-07-01), None
patent: 1263932 (1972-02-01), None

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