To transfer torque and energy to the transmission on an as needed basis.
2007-02-05 23:59:56
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answer #1
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answered by SGT. D 6
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In an automatic transmission it is called a torque converter, this makes a fluid connection between the engine and transmission.
In a standard it is a clutch. When you depress the clutch either a mechanical or hydraulic system extends a cylinder which presses on what is called the pressure plate, fingers then mechanically pull the pressure plate away from the flywheel. in between the flywheel and pressure plate is a clutch disc which is connected to the transmission. this allows no force on the input shaft allowing the transmission to be shifted. Most standards can be shifted without using the clutch, except when starting from a stop or going into reverse.
While driving, let up on the gas at the shift-point and pull back on the shift it will pop out of the gear and then keep pulling and it will snap into the next gear without making any grinding. This takes a little practice. But if your foot is tired of shifting or you are just too lazy to press the clutch. it is a skill few people have and can do it well. Even race drivers use a clutch.....most of the time
2007-02-06 00:01:03
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answer #2
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answered by Uncle Red 6
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To engage or disengage the engine from the rest of the vehicle's drivetrain. In a standard trans vehicle it is necessary for starting (it would be difficult to start the engine if it's trying to move the vehicle at the same time) the engine, getting the vehicle moving, and shifting between gears. In an automatic vehicle there is a torque converter that uses fluid to "couple" the engine to the drivetrain incrementally while still allowing the engine to stay running while engaged. As long as the RPM is below the "stall speed" of the converter it acts like a manual clutch that is slightly engaged trying to move the vehicle but won't bog down the engine. Inside an auto transmission are a series of wet clutches that utilize hydraulic pressure (from a pump driven by the torque converter) to engage and drive the vehicle.
2007-02-06 00:34:55
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answer #3
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answered by geno887 2
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You use the clutch pedal, which is either hydraulic or cable actuated, to disengage the clutch plate which is between the engine drive shaft and the gearbox. When the pedal is depressed it free spins and allows you to select a higher or lower gear. When depressing the clutch pedal you must take your foot off the accelerator pedal or the gears will clash and cause damage to the clutch plate and the gearing
2007-02-05 23:57:48
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answer #4
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answered by scorpiosa70 2
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Ultimately, to engage/disengage drive train and engine. With manual trans, this is done by means of the clutch pedal operated by the driver, with automatic - internal clutch packs operated by means of hydraulic pressure.
2007-02-05 23:59:30
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answer #5
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answered by Anonymous
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You press clutch in so you can change gears in a manual car.
2007-02-06 00:02:01
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answer #6
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answered by Anonymous
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it disengages the gears in the gearbox so you can change gears without mashing all of them together or breaking their teeth.
2007-02-06 00:17:51
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answer #7
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answered by AJ 2
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To disengage the drivetrain, so you can switch gears.
2007-02-06 14:11:50
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answer #8
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answered by Doug 3
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for people to try to figure out its purpose,
2007-02-06 00:01:27
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answer #9
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answered by Anonymous
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to change gear
2007-02-05 23:54:47
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answer #10
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answered by Anonymous
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