The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 28, 1981

Filed:

Jun. 13, 1978
Applicant:
Inventor:

Horst Pfeil, Darmstadt, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ; F04B / ; F04B / ;
U.S. Cl.
CPC ...
417406 ; 415205 ; 415210 ; 4152 / ; 416188 ;
Abstract

Method of increasing supercharge pressure at low full-load speed of an engine and for simultaneously limiting the supercharge pressure to a given value at high full-load speed of the engine, includes passing a flow of exhaust gas through a bladed rotor of an exhaust-gas turbine inwardly from the outside through respective entrances and exits of the rotor blades which, in the region of the entrances thereof, are disposed in a plane wherein the axis of the turbine is also disposed, so that a difference in a respective circumferential component of the velocity of the exhaust-gas flow between the blade entrance and the blade exit, taken with respect to the circumferential component of the exhaust-gas flow velocity at the blade entrance, is at least as great at low speeds of the engine as at higher speeds thereof.


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