JPH036029U - - Google Patents

Info

Publication number
JPH036029U
JPH036029U JP6610289U JP6610289U JPH036029U JP H036029 U JPH036029 U JP H036029U JP 6610289 U JP6610289 U JP 6610289U JP 6610289 U JP6610289 U JP 6610289U JP H036029 U JPH036029 U JP H036029U
Authority
JP
Japan
Prior art keywords
shaft
housing
turbine rotor
bearing means
turbocharger
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.)
Granted
Application number
JP6610289U
Other languages
Japanese (ja)
Other versions
JP2524139Y2 (en
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 filed Critical
Priority to JP1989066102U priority Critical patent/JP2524139Y2/en
Priority to DE4012361A priority patent/DE4012361A1/en
Priority to US07/511,210 priority patent/US5066192A/en
Publication of JPH036029U publication Critical patent/JPH036029U/ja
Application granted granted Critical
Publication of JP2524139Y2 publication Critical patent/JP2524139Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Supercharger (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案実施例の自動車用ターボチヤ
ージヤ１０の断面図を示す。第２図は、第１図の
要部拡大断面図を示す。第３図は、潤滑オイルの
流れを示す。 １０……ターボチヤージヤ、１１……シヤフト
、１２ａ，１２ｂ……ラジアルベアリング、１３
……ハウジング、１４……タービンロータ、２１
……シールリング、２３……凹部、２４……小径
部、２５……テーパ部、２６……大径部、２８ａ
，２８ｂ……スナツプリング。 FIG. 1 shows a sectional view of an automobile turbocharger 10 according to an embodiment of the present invention. FIG. 2 shows an enlarged sectional view of the main part of FIG. 1. FIG. 3 shows the flow of lubricating oil. 10...Turbo charger, 11...Shaft, 12a, 12b...Radial bearing, 13
... Housing, 14 ... Turbine rotor, 21
...Seal ring, 23...Concave portion, 24...Small diameter portion, 25...Tapered portion, 26...Large diameter portion, 28a
, 28b...Snat Spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シヤフトと、該シヤフトの一端に配設されたタ
ービンロータと、前記シヤフトをベアリング手段
を介して回転自在に支承するハウジングと、該ハ
ウジングの前記ベアリング手段当接部より前記タ
ービンロータ側に形成された凹部とを有し、前記
ベアリングは前記ハウジングに固設された係止部
材と前記シヤフトに形成された小径部端面とによ
り前記ハウジングに遊嵌されたターボチヤージヤ
において、前記シヤフトの小径部の外周径は前記
ベアリング手段の外周径よりも小さく、かつ前記
ベアリング手段の外周径より大きく形成されると
共に、該小径部から前記タービンロータ背面部方
向に向かつて減少する前記シヤフトのテーパ部を
形成し、該テーパ部の前記タービンロータ側に前
記シヤフトの大径部を形成したターボチヤージヤ
のタービン側オイル洩れ防止機構。 a shaft, a turbine rotor disposed at one end of the shaft, a housing that rotatably supports the shaft via a bearing means, and a housing formed closer to the turbine rotor than the bearing means contacting portion of the housing. In the turbocharger, the bearing has a concave portion, and the bearing is loosely fitted into the housing by a locking member fixed to the housing and an end face of a small diameter portion formed on the shaft, the outer circumferential diameter of the small diameter portion of the shaft is A tapered portion of the shaft is formed to be smaller than an outer circumferential diameter of the bearing means and larger than an outer circumferential diameter of the bearing means, and decreases from the small diameter portion toward the rear surface of the turbine rotor, and the shaft is tapered. A turbine side oil leak prevention mechanism for a turbocharger, wherein a large diameter portion of the shaft is formed on the turbine rotor side of the turbocharger.
JP1989066102U 1989-04-19 1989-06-06 Oil leakage prevention mechanism on the turbine side of the turbocharger Expired - Fee Related JP2524139Y2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1989066102U JP2524139Y2 (en) 1989-06-06 1989-06-06 Oil leakage prevention mechanism on the turbine side of the turbocharger
DE4012361A DE4012361A1 (en) 1989-04-19 1990-04-18 OIL SEALING DEVICE FOR A TURBOCHARGER
US07/511,210 US5066192A (en) 1989-04-19 1990-04-19 Oil sealing system for a turbo charger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989066102U JP2524139Y2 (en) 1989-06-06 1989-06-06 Oil leakage prevention mechanism on the turbine side of the turbocharger

Publications (2)

Publication Number Publication Date
JPH036029U true JPH036029U (en) 1991-01-22
JP2524139Y2 JP2524139Y2 (en) 1997-01-29

Family

ID=31598531

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989066102U Expired - Fee Related JP2524139Y2 (en) 1989-04-19 1989-06-06 Oil leakage prevention mechanism on the turbine side of the turbocharger

Country Status (1)

Country Link
JP (1) JP2524139Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014046909A1 (en) 2012-09-18 2014-03-27 Borgwarner Inc. Turbocharger shaft seal

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4872511A (en) * 1971-12-29 1973-09-29 Komatsu Mfg Co Ltd
JPS50149711U (en) * 1974-05-29 1975-12-12
JPS58206826A (en) * 1982-05-28 1983-12-02 Aisin Seiki Co Ltd Turbocharger
JPS6015933U (en) * 1983-07-12 1985-02-02 トヨタ自動車株式会社 turbo charger
JPS6073841U (en) * 1983-10-27 1985-05-24 トヨタ自動車株式会社 Turbo gear oil leak prevention device
JPS6439443U (en) * 1987-09-01 1989-03-09

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4872511A (en) * 1971-12-29 1973-09-29 Komatsu Mfg Co Ltd
JPS50149711U (en) * 1974-05-29 1975-12-12
JPS58206826A (en) * 1982-05-28 1983-12-02 Aisin Seiki Co Ltd Turbocharger
JPS6015933U (en) * 1983-07-12 1985-02-02 トヨタ自動車株式会社 turbo charger
JPS6073841U (en) * 1983-10-27 1985-05-24 トヨタ自動車株式会社 Turbo gear oil leak prevention device
JPS6439443U (en) * 1987-09-01 1989-03-09

Also Published As

Publication number Publication date
JP2524139Y2 (en) 1997-01-29

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees