Transmission

A differential is a complex mechanical system integral to the function of various motor vehicles. This article delves into the technical intricacies of differential diagrams, which represent the operation of differentials, their components, and how they facilitate essential functions like allowing wheels to rotate at different speeds. Understanding these diagrams is crucial for engineers and … Read more

The clutch system is a fundamental component of automotive engineering, serving as the bridge between the engine’s power and the vehicle’s ability to move and change gears. This system allows for the interruption of power transmission, facilitating smooth gear selection and ensuring seamless operation of the vehicle. Let’s delve into the intricacies of the clutch … Read more

Transverse engines play a crucial role in modern automotive engineering, particularly in front-wheel drive vehicles. In this article, we will explore the transverse engine configuration, its advantages, and how it differs from longitudinal engine setups. This guide will provide a detailed technical overview suitable for anyone looking to deepen their understanding of transverse engines. What … Read more

Constant-Velocity Joints In modern automotive engineering, the constant-velocity (CV) joint is a crucial component that ensures the smooth and efficient transfer of power from the engine to the wheels, particularly in front-wheel-drive vehicles. Unlike traditional universal joints, CV joints are specifically designed to accommodate both drive and steering actions simultaneously. This unique capability makes them … Read more

Universal Joints Universal joints, often referred to as U-joints, are critical components in automotive and mechanical systems that allow for the transmission of rotary motion between shafts that are not in a straight line. One of the most commonly used types of universal joints is the Hooke joint, named after the 17th-century scientist Robert Hooke. … Read more

The final drive gear assembly is a crucial component in the powertrain of a vehicle, serving as the last stage of gear reduction before power is transmitted to the wheels. This assembly plays a vital role in adjusting the rotational speed and torque, ensuring that the wheels receive the optimal amount of force for propulsion. … Read more

First Gear In first gear, the forward-drive clutch engages, causing the engine to rotate the first ring gear. This movement drives the planetary gears, which in turn rotate the common sun gear in the opposite direction. The second planet carrier is held stationary by a brake band, so the planetary gears drive the second ring … Read more

In a vehicle equipped with an automatic transmission, the torque converter plays a crucial role by linking the engine to the transmission’s gear train, which ultimately powers the wheels. Positioned between the engine’s flexplate and the transmission, the torque converter serves as a fluid coupling, allowing the engine to transfer power smoothly without a direct … Read more

How to Check Transmission Fluid Checking your vehicle’s transmission fluid is a crucial part of regular maintenance that ensures your transmission functions smoothly. Here’s a step-by-step guide to help you check the transmission fluid properly. 1. Warm Up the Engine Start by warming up your engine to its normal operating temperature. A short drive of … Read more

A gear drive diagram visually presents the components and operation of a gear drive system. It typically includes gears, shafts, and the housing. This diagram helps in understanding how gears interlock and transfer power within the system, allowing for speed and torque control. By providing a visual representation, they simplify the complex mechanics behind gear … Read more

A prop shaft diagram is a visual representation of the components that make up the propeller shaft in a vehicle’s drivetrain.

A propeller shaft diagram illustrates the key components of this crucial part in a vehicle’s drivetrain. It typically includes the shaft itself, universal joints, and other connecting elements. This diagram provides a clear view of how power is transmitted from the transmission to the rear wheels, enabling the vehicle to move. It simplifies the complex … Read more

The 9G-Tronic (internal code W9A, transmission type 725.0) is Mercedes-Benz’s nine-speed automatic, part of the New Automatic Gearbox Generation Three (NAG3) family. It debuted in 2013 on the E 350 BlueTEC before spreading across the lineup: the S-Class (W222), C-Class (W205), E-Class (W213), and the GLE (W166 facelift). Only Mercedes’ V12-engined models kept the older … Read more

The F150 transmission diagram provides a detailed illustration of the transmission system in the Ford F150 pickup truck. This component is responsible for transmitting power from the engine to the wheels. A clear F150 transmission diagram is a valuable resource for maintaining and troubleshooting the transmission in this specific truck model, ensuring smooth and reliable … Read more

A four-speed transmission diagram visually depicts the components and operation of a transmission system with four forward gear ratios. It shows how power is transferred from the engine to the wheels through various gears and shafts. Each gear is illustrated, indicating how they engage and disengage to control speed and torque.

A gearbox diagram illustrates the essential types of a transmission system. It typically includes gears, shafts, and the housing. Gears play a crucial role in transmitting power from the engine to the wheels, enabling the vehicle to change speed and direction. A well-designed gearbox diagram simplifies the complex mechanics behind smooth gear shifting and efficient … Read more

Linkage clutch is an essential component of manual transmission system, responsible for transmitting power from the engine to the wheels. This section will provide an overview of linkage clutches, including their function, construction, and importance in manual transmission systems. How Linkage Clutches Work Linkage clutches use friction to transmit power from the engine to the … Read more

Gears are essential components in machines and mechanical systems. They transmit power and motion from one part of the machine to another, allowing it to perform a wide range of tasks. There are many different types of gear systems, each with its own unique set of advantages and disadvantages. In this article, we will explore … Read more

Planetary gears are a type of gear system that are commonly used in various machines and vehicles, including cars, wind turbines, and industrial machinery. They offer several advantages over other types of gear systems, such as their high torque-to-weight ratio and their ability to transmit power through multiple paths. In this article, we will discuss … Read more

Today I want to finish off our look at CVT transmission. Let`s go step-by-step to understand how it works: Last time we can see many vehicles with CVT transmissions. The most popular CVT is v belt CVT, so I`ll tell you about its working principle. On the shaft, which is connected to the motor shaft, … Read more

You can find information about the lock-up control for an automatic transmission, including a torque converter.  Torque converter does hydraulic connects between engine and gearbox. Torque converter changes transformation coefficient from 2 to 1 depending on vehicle loading. The transformation coefficient is the relation of the torque ratio on the turbine wheel shaft to the … Read more

The hydraulic accumulator damps pressure surges in the system to smooth out jerks when shifting gears, which ensures the required quality of gear shifting. When a friction control starts (clutch or brake), main line pressure selects the gap between the discs, overcoming the pressure of the return springs. When the gap has been selected the … Read more

Fail of the half shaft can be a reason if the rear wheels can`t drive. The main symptoms, which help to define the worn half shaft are a knock or clunk when accelerating or decelerating. Why is my half shaft knocking? The main symptoms which help to define the worn half shaft are a knock … Read more

Put the gear in neutral, turn on your hazards, and come to a safe stop on the right side of the road if possible. If you have problems with clutch you should know the problem can be the clutch itself (unadjusted clutch clearance, worn or broken release bearing or its fork, worn or damaged parts … Read more

One of the automatic gearbox advantages is easy of maintenance, which consists of regular checking of the transmission fluid level and its replacement. As a rule, most faults of automatic gearboxes arise through evaporation and leakage. You should use only transmission fluid in according to the car handbook. Take the rule dont overfill, the fluid … Read more

A smooth transfer of torque transmission moment from the engine to the vehicle’s transmission during clutch slipping is achieved by a relatively slow and smooth release of the clutch pedal while stability of the friction coefficient and by the constructions methods. Specific pressure on the planking, speed slipping and temperature of the surfaces in friction … Read more

Hydraulic drive is used to improve the smooth of acceleration, comfortable control and less shock loads. Hydraulic drive can be some types: hydrodynamic and hydrostatic. Fluid moving speed is very important in circulation circle of hydrodynamic drives. Fluid speed doesn`t important in hydrostatic drive, because the drive of energy carried out through static head, that … Read more

Primary shaft is produced, as like whole with gear. Front support the shaft is situated on the flywheel and doesn`t perceived axle efforts. Rear support (in the gear case) fixes the shaft from axial displacement. The front support is established on radial bearings (a,b). Schemes of the front support the primary shaft of the gearbox … Read more

We made analysis what the cars sold in the US, and we can see that car buyers give preference to automatic transmission. So, it is really right moment to think about manual gearboxes future. The manual transmission is more reliable and easy by construction. Some times ago seven out of ten buyers choose manual gearboxes, … Read more

Automatic transmission The invention of the automatic transmission is an impressive step to improving the car’s transmission. Using of automatic transmissions in passenger cars greatly facilitated driving, and the driver stopped paying attention to gear shifting. You can read useful information about automatic transmission construction below. In addition, you will know how an automatic transmission … Read more

One may use the soft and rigid cardan joints depending by the angle between the axes of the cardan shafts to be connected. In soft cardan joints, the angular displacement of the shafts occurs due to the deformation of the elastic elements. In rigid cardan joints, the angular displacement of the shafts occurs due to … Read more

An oscillation damper (damper) is introduced into the clutch structure to protect the vehicle’s transmission from resonant torsional vibrations that occur when one of the natural frequencies of the transmission coincides with the frequency of the disturbing force caused by the pulsation of the engine’s torque. Torsional vibration damper (a) and its inoperative (b) and … Read more

To understand how the clutch of a car works, first of all, let’s look at the clutch anatomy. The clutch of a car consists of the following elements: Car clutch anatomy: a – single-disk; b – two-disk; 1 – engine crankshaft; 2 – flywheel; 3 – a driven disk with friction pads; 4 – pressure … Read more

A speedometer is a special gauge which measures and displays the instantaneous speed of a car. Automobile speedometers differ in gear ratios of the mechanism that drives the counting unit, and so in size and in appearance. Usually all speedometers have a mechanical drive, but with a cable length of more than 3.5 meters, an … Read more

Gear-shift Mechanism Construction The Gear-shift Mechanism which shifts gears is usually located in the gearbox cover and is driven by a rocker lever. For example, in the gearbox Gear-shift mechanism of a truck, the lever 51 mounted directly on the gearbox swings freely in the spherical socket of the gearbox cover, resting on it with … Read more

Synchronizer is a part of synchromesh manual transmission that allows the smooth engagement of gears. The gear shift is accompanied by blows between the teeth of the gears, which leads to wear them. The synchronizer’s main function is reduction of wear of gears and reducing a noise resulting from the impact of teeth when shifting … Read more

Five speed gearbox construction The front support of the drive shaft 1 is a ball bearing mounted in the recess of the crankshaft flange, the rear bearing is a ball bearing 2 located in the wall of the gearbox housing. The ball bearing 2 is closed with a lid and fixed with a retaining ring … Read more

Four speed gearbox construction Manual gearbox is a type of transmission used in motor vehicle applications. This is article about four speed gearbox construction. We will know about how a four speed gearbox works and its construction. At the beginning we should know the scheme gearbox working of the gearbox and then we can new … Read more