JPS5484123A - Exhaust turbine supercharger - Google Patents

Exhaust turbine supercharger

Info

Publication number
JPS5484123A
JPS5484123A JP15056477A JP15056477A JPS5484123A JP S5484123 A JPS5484123 A JP S5484123A JP 15056477 A JP15056477 A JP 15056477A JP 15056477 A JP15056477 A JP 15056477A JP S5484123 A JPS5484123 A JP S5484123A
Authority
JP
Japan
Prior art keywords
tongue part
solenoid
tip
combustion engine
internal combustion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15056477A
Other languages
Japanese (ja)
Inventor
Tsutomu Okazaki
Toshiaki Kawabata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP15056477A priority Critical patent/JPS5484123A/en
Publication of JPS5484123A publication Critical patent/JPS5484123A/en
Pending legal-status Critical Current

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Landscapes

  • Supercharger (AREA)
  • Control Of Turbines (AREA)

Abstract

PURPOSE: To improve the low-speed performance of an exhaust turbine supercharger, by radially swingably supporting the tip of tongue part of the vaneless scroll of the tubrine.
CONSTITUTION: When a solenoid 7 is energized, an iron core 6 is attracted rightward and the tongue part 3 is swung through an arm 5 so that the tip of the tongue part comes into a position A. When the energization of the solenoid 7 is stopped, the tongue part 3 is returned to the original position B by a return spring 8. When the solenoid 7 is de-energized under the slow operation of internal combustion engine, the tongue part is in the position B and the turbine torque increases and the rotary speed of the turbine rotor 13 rises. As a result, the supercharged pressure is heightened by the impeller 12 of compressor, the quantity of injected fuel is increased and the torque characteristics of the internal combustion engine are improved.
COPYRIGHT: (C)1979,JPO&Japio
JP15056477A 1977-12-16 1977-12-16 Exhaust turbine supercharger Pending JPS5484123A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15056477A JPS5484123A (en) 1977-12-16 1977-12-16 Exhaust turbine supercharger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15056477A JPS5484123A (en) 1977-12-16 1977-12-16 Exhaust turbine supercharger

Publications (1)

Publication Number Publication Date
JPS5484123A true JPS5484123A (en) 1979-07-04

Family

ID=15499628

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15056477A Pending JPS5484123A (en) 1977-12-16 1977-12-16 Exhaust turbine supercharger

Country Status (1)

Country Link
JP (1) JPS5484123A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5667329U (en) * 1979-10-31 1981-06-04
JPS5683603U (en) * 1979-12-03 1981-07-06
JPS6065205A (en) * 1983-09-21 1985-04-15 Nissan Motor Co Ltd Variable capacity radial turbine
DE3543480A1 (en) * 1984-12-11 1986-06-12 Nissan Motor Co., Ltd., Yokohama, Kanagawa DEVICE AND METHOD FOR REGULATING THE CHARGE PRESSURE IN A TURBOCHARGER
US4678397A (en) * 1983-06-15 1987-07-07 Nissan Motor Co., Ltd. Variable-capacitance radial turbine having swingable tongue member
US4679984A (en) * 1985-12-11 1987-07-14 The Garrett Corporation Actuation system for variable nozzle turbine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5667329U (en) * 1979-10-31 1981-06-04
JPS5683603U (en) * 1979-12-03 1981-07-06
US4678397A (en) * 1983-06-15 1987-07-07 Nissan Motor Co., Ltd. Variable-capacitance radial turbine having swingable tongue member
JPS6065205A (en) * 1983-09-21 1985-04-15 Nissan Motor Co Ltd Variable capacity radial turbine
DE3543480A1 (en) * 1984-12-11 1986-06-12 Nissan Motor Co., Ltd., Yokohama, Kanagawa DEVICE AND METHOD FOR REGULATING THE CHARGE PRESSURE IN A TURBOCHARGER
DE3543480C2 (en) * 1984-12-11 1988-07-28 Nissan Motor Co., Ltd., Yokohama, Kanagawa, Jp
US4679984A (en) * 1985-12-11 1987-07-14 The Garrett Corporation Actuation system for variable nozzle turbine

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