Title:
GAS PRESSURE BIASED SEALING METHOD FOR AN ACTUATING SHAFT
Document Type and Number:
WIPO Patent Application WO/2012/125387
Kind Code:
A3
Abstract:
The propensity for gas leakage around a shaft, which extends through a bore which connects volumes of differing pressures, e.g., a turbocharger turbine housing and the ambient air, is minimized with the addition of a pair of seal rings biased by a gas pressure to provide a continuous gas and soot seal.
Inventors:
HOUSE TIMOTHY (US)
Application Number:
PCT/US2012/028170
Publication Date:
February 28, 2013
Filing Date:
March 08, 2012
Export Citation:
Assignee:
BORGWARNER INC (US)
HOUSE TIMOTHY (US)
HOUSE TIMOTHY (US)
International Classes:
F02B39/00; F01D11/00; F01D25/00; F02B39/16
Foreign References:
| US7644583B2 | 2010-01-12 | |||
| US20090226304A1 | 2009-09-10 | |||
| US4659295A | 1987-04-21 | |||
| US7001142B2 | 2006-02-21 |
Attorney, Agent or Firm:
PENDORF, Stephan A. et al. (1401 Hollywood BoulevardHollywood, FL, US)
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