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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 ...
The Easytronic system allows for a computer to assume control of the manual gearbox and clutch via electromechanical means. As of Easytronic 3.0, [2] the gearbox can be operated in either fully-automatic or sequential semi-automatic mode. In the former, the car behaves much like a traditional automatic transmission, selecting gears with no ...
An example of this is the Eaton automatic locking differential (ALD), or Eaton automatic differential lock (ADL), developed by the Eaton Corporation and introduced in 1973 for GM's Rounded-Line C/K Series pickups and utilities. [2] The Eaton ADL is sometimes incorrectly called the Gov-Lok, despite neither GM nor Eaton ever calling it by that name.
The name Autostick has been used for a Volkswagen semi-automatic transmission, which is a vacuum-operated automatic clutch system, coupled with a conventional 3-speed manual transmission. The "AutoStick" system designed by Chrysler allows for manual selection of gears with a standard hydraulic automatic transmission , also known as a manumatic .
The clutch slips until the input and output RPMs are matched. This happens relatively quickly typically (0.2 - 2 sec). When the current is removed from the clutch, the armature is free to turn with the shaft. Springs hold the friction disks away from each other, so there is no contact when the clutch is not engaged, creating a minimal amount of ...
An automatic transmission that allows the driver to control the gear selection (such as shift paddles or "+/−" positions on the gear selector) is called a manumatic transmission, and is not considered a manual transmission. Some automatic transmissions are based on the mechanical build and internal design of a manual transmission but have ...
In a manual transmission vehicle, stop-start is activated by stopping the car, shifting the gear to neutral, and releasing the clutch. The engine will not stop if the car is moving, even if the aforementioned steps are followed (this is not true for all cars). The engine restarts when the clutch is pressed prior to selecting a gear to move the car.
Eaton has been awarded the Texas government’s New Technology Research and Development grant to build 12 refuse vehicles with HLA systems. [ 5 ] Peterbilt Motors has designed a Model 320 chassis that incorporates the HLA system, [ 6 ] which was featured on the cover of the December 13, 2007, issue of Machine Design .