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A semi-automatic transmission is a multiple-speed transmission where part of its operation is automated (typically the actuation of the clutch), but the driver's input is still required to launch the vehicle from a standstill and to manually change gears.
Ferrari F430 steering wheel with manettino switch. In automotive engineering, a manettino dial is a rotary switch part of some modern Ferrari cars first designed by Frank Stephenson, [1] beginning with the Ferrari F430 in 2004. The adjustment dial is mounted on the steering wheel, usually just underneath the center of the wheel.
From 1996-1997, starts the cooperation with Ferrari, it developed and supplied the complete gearboxes for the Ferrari 360, 612 Scaglietti, Enzo, F430, 575M Maranello. The Lamborghini Aventador uses a single-clutch lightweight 7-speed automated manual gearbox built by Graziano. [7] [8] Despite being single-clutch, gear-shifts are accomplished in ...
The TPS sensor along with the vehicle speed sensor are the two main inputs for most TCUs. Older transmissions use this to determine engine load, with the introduction of drive-by-wire technology, this is often a shared input between the ECU and TCU. The input is used to determine the optimum time and characteristics for a gear change according ...
Automated manual transmissions can be semi-automatic or fully-automatic in operation. Several different systems to automate the clutch and/or shifting have been used over the years, but they will generally use one of the following methods of actuation for the clutch and/or shifting: hydraulic or electro-hydraulic actuation, [12] electro-mechanical, [13] pneumatic, [6] [14] [15] electromagnetic ...
ZF Friedrichshafen AG is a German technology manufacturing company that supplies systems, in particular transmissions for buses, passenger cars and SUVs, light commercial vehicles such as vans and light trucks, as well as all types of heavy and special vehicles.
A direct-shift gearbox (DSG, German: Direktschaltgetriebe [1]) [2] [3] is an electronically controlled, dual-clutch, [2] multiple-shaft, automatic gearbox, in either a transaxle or traditional transmission layout (depending on engine/drive configuration), with automated clutch operation, and with fully-automatic [2] or semi-manual gear selection.
The Ferrari 308 GTB berlinetta and targa-topped 308 GTS are V8 mid-engined, two-seater sports cars manufactured by the Italian company Ferrari from 1975 until 1985. The 308 replaced the Dino 246 GT and GTS in 1975 and was updated as the 328 GTB/GTS in 1985.