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Patent Searching and Data


Title:
DEVICE FOR INCREASING NUMBER OF REVOLUTION OF EXHAUST TURBOSUPERCHARGER FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JPS6285125
Kind Code:
A
Abstract:
The invention concerns a device for increasing the rotational speed of an exhaust gas turbo-charger on an internal combustion engine. The compressor casing of the exhaust gas turbo-charger is located in the engine air induction duct. The compressor includes a compressor impeller and a volute-shaped gas duct, a guide device being located in the induction duct upstream of the suction-side opening of the gas duct. In order to reduce the power consumption of the compressor during idling and lower part-load operation, the inducted air is guided into a bypass duct by means of the guide device, the bypass duct entering the induction duct downstream of the compressor. The compressor is partially evacuated by means of a pressure-reducing device located in the bypass duct.

Inventors:
JIIKUFURIITO ZUMUZAA
Application Number:
JP19072686A
Publication Date:
April 18, 1987
Filing Date:
August 15, 1986
Export Citation:
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Assignee:
DAIMLER BENZ AG
International Classes:
F02B33/44; F02B37/16; F02B37/12; (IPC1-7): F02B37/00
Attorney, Agent or Firm:
Keinosuke Ozawa