Non-contact type seal device for turbocharger
Abstract
A non-contact type seal device is described for a turbocharger, comprising: a retainer mounted in a compressor chamber of a housing of the turbocharger; a collar attached to a compressor wheel mounting portion of a rotor shaft of the turbocharger; and a ring provided on an inner peripheral surface of the retainer, an annular groove receiving the ring being formed in an outer peripheral surface of the collar; a first gap being formed between the outer peripheral surface of the collar and the inner peripheral surface of the retainer; a second gap being formed between the inner surface of the annular groove and each of inner and opposite end surfaces of the ring; and a threaded groove being formed in the inner peripheral surface of the retainer in opposition to the outer peripheral surface of the collar.
- Inventors:
- Publication Date:
- OSTI Identifier:
- 6721127
- Patent Number(s):
- US 4645213
- Assignee:
- Taiho Kogyo Co., Ltd., Aichi
- Resource Type:
- Patent
- Resource Relation:
- Patent File Date: Filed date 28 Jun 1985
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 33 ADVANCED PROPULSION SYSTEMS; INTERNAL COMBUSTION ENGINES; TURBOCHARGERS; SEALS; FASTENERS; ROTORS; SHAFTS; SURFACES; COMPRESSORS; ENGINES; HEAT ENGINES; MACHINE PARTS; SUPERCHARGERS; 330100* - Internal Combustion Engines
Citation Formats
Washimi, K, Shibata, M, and Ugajin, M. Non-contact type seal device for turbocharger. United States: N. p., 1987.
Web.
Washimi, K, Shibata, M, & Ugajin, M. Non-contact type seal device for turbocharger. United States.
Washimi, K, Shibata, M, and Ugajin, M. 1987.
"Non-contact type seal device for turbocharger". United States.
@article{osti_6721127,
title = {Non-contact type seal device for turbocharger},
author = {Washimi, K and Shibata, M and Ugajin, M},
abstractNote = {A non-contact type seal device is described for a turbocharger, comprising: a retainer mounted in a compressor chamber of a housing of the turbocharger; a collar attached to a compressor wheel mounting portion of a rotor shaft of the turbocharger; and a ring provided on an inner peripheral surface of the retainer, an annular groove receiving the ring being formed in an outer peripheral surface of the collar; a first gap being formed between the outer peripheral surface of the collar and the inner peripheral surface of the retainer; a second gap being formed between the inner surface of the annular groove and each of inner and opposite end surfaces of the ring; and a threaded groove being formed in the inner peripheral surface of the retainer in opposition to the outer peripheral surface of the collar.},
doi = {},
url = {https://www.osti.gov/biblio/6721127},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Feb 24 00:00:00 EST 1987},
month = {Tue Feb 24 00:00:00 EST 1987}
}