Gearbox Repair

My name is is anthony clark i work a a companymotor vehicles, where the transmission adapts the
called a clark machine and hydraulics , we are locatedoutput of the internal combustion engine to the drive
in los angeles ca , we are a company the repairs &wheels. Such engines need to operate at a relatively
re-manufactures gearboxs.this is an artical forhigh rotational speed, which is inappropriate for starting,
everybody to read and & enjoy , this artical containsstopping, and slower travel. The transmission reduces
information on the different types of gearboxs, whatthe higher engine speed to the slower wheel speed,
there used for, ect.increasing torque in the process. Transmissions are
Early transmissions included the right-angle drives andalso used on pedal bicycles, fixed machines, and
other gearing in windmills, horse-powered devices, andanywhere else rotational speed and torque needs to
steam engines, in support of pumping, milling, andbe adapted.
hoisting.Often, a transmission will have multiple gear ratios (or
Most modern gearboxes are used to increase torquesimply "gears"), with the ability to switch between them
while reducing the speed of a prime mover outputas speed varies. This switching may be done manually
shaft (e.g. a motor crankshaft). This means that the(by the operator), or automatically. Directional (forward
output shaft of a gearbox will rotate at slower rateand reverse) control may also be provided. Single-ratio
than the input shaft, and this reduction in speed willtransmissions also exist, which simply change the
produce a mechanical advantage, causing an increasespeed and torque (and sometimes direction) of motor
in torque. A gearbox could be setup to do the oppositeoutput.
and provide an increase in shaft speed with aIn motor vehicle applications, the transmission will
reduction of torque. Some of the simplest gearboxesgenerally be connected to the crankshaft of the
merely change the physical direction in which power isengine. The output of the transmission is transmitted
transmitted.via driveshaft to one or more differentials, which in turn
Many typical automobile transmissions include the abilitydrive the wheels. While a differential may also provide
to select one of several different gear ratios. Here,gear reduction, its primary purpose is to change the
most of the gear ratios (often simply called "gears")direction of rotation.
are used to slow down the output speed of the engineConventional gear/belt transmissions are not the only
and increase torque. However, the highest gears maymechanism for speed/torque adaptation. Alternative
be "overdrive" types that increase the output speed.mechanisms include torque converters and power
[Edit] Usestransformation (e.g., diesel-electric transmission,
A transmission or gearbox provides speed and torquehydraulic drive system, etc.). Hybrid configurations also
conversions from a rotating power source to anotherexist.thanks for reading there will be more info coming
device using gear ratios. The most common uses is insoon.more info here.