Controlled turbocharger with integrated bypass

Details Controlled turbocharger with integrated bypass Controlled turbocharger with integrated bypass

2006-01-10

2006-01-10

Nguyen, Hoang (Department: 3748)

Power plants

Fluid motor means driven by waste heat or by exhaust energy...

With supercharging means for engine

C060S605100

Reexamination Certificate

active

06983596

ABSTRACT:
A rotary valve (1) particularly suitable for use in a turbocharger for an internal-combustion engine, the rotary valve provided between a turbocharger inlet port (10) and at least first and second scroll passages (13, 14), the rotary valve rotatable between (a) a position at which at least one scroll passage is blocked and a bypass outlet is blocked, (b) a position at which no scroll passage is blocked and the bypass outlet is blocked, and (c) a position at which no scroll passage is blocked and the bypass outlet is not blocked. The control valve is rotatable about a central axis, includes a disk-shaped base (2) and a control surface (4) provided upon said base, the control surface preferably being generally wedge shaped, and the disk optionally having an aperture (7) for communication with the bypass outlet. The rotary valve is preferably mounted on both sides via a shaft (112a, 112b) extending through the axis of rotation.

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patent: 4565068 (1986-01-01), Schneider
patent: 5146754 (1992-09-01), Jain et al.
patent: 5943864 (1999-08-01), Sumser et al.
patent: 3735736 (1989-05-01), None

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