Turbocharger turbine wastegate mechanism
US9249721B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 3, 2014 |
| Grant date | Feb 2, 2016 |
| Priority date | — |
| Expiry date | Mar 3, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An assembly can include a turbine housing that includes a bore, a wastegate seat and a wastegate passage that extends to the wastegate seat; a bushing configured for receipt by the bore; a rotatable wastegate shaft configured for receipt by the bushing; a wastegate plug extending from the wastegate shaft; a control arm operatively coupled to the wastegate shaft; a control linkage operatively coupled to the control arm where the control linkage includes a control axis; an actuator operatively coupled to the control linkage for translation of the control linkage in a direction of the control axis; and a biasing mechanism operatively coupled to the control linkage where the biasing mechanism applies an off-axis force to the control linkage. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.