Shift control apparatus and method for automated twin clutch...

Machine element or mechanism – Gearing – Interchangeably locked

Reexamination Certificate

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Details

C074S335000

Reexamination Certificate

active

06978691

ABSTRACT:
A shift control apparatus for an automated twin clutch transmission includes a shifting movement detecting device operable to detect start of shifting movement of a shift instructing device and output a shift starting instruction, and a shift controller configured to perform, in response to the shift starting instruction, a pre-shift control by releasing one of the first and second engine clutches from a power transmission route of a pre-shift gear ratio and engaging one of the shift clutches corresponding to a post-shift gear ratio, and perform, in response to a shift instruction form a shift instruction outputting device, a gearshift by releasing the other of the first and second engine clutches from the power transmission route of the pre-shift gear ratio and engaging the above-mentioned one of the first and second engine clutches. A shift control method is also provided.

REFERENCES:
patent: 6490944 (2002-12-01), Heinzel et al.
patent: 6638197 (2003-10-01), Ogawa et al.
patent: 6883394 (2005-04-01), Koenig et al.
patent: 9-196164 (1997-07-01), None
patent: 2001-295898 (2001-10-01), None

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