Disc type brake In New model vehicles disc type brake is widely used apart from drum type brake system. In this type of brake system a circular brake discas shown in Figure is used instead ofbrake drum. Moreover instead of brake shoe flat friction grip is used in this system. When the brake pedal ispressed […]
Engineering
Servo Brake, Vacuum Servo brake – Brake system study material
Servo brake For stopping the heavy vehicles, higher amount of braking force is required.Hence for increasing the braking force the driver has to apply more force on the brake pedal. During long distance travels the driver becomes tired due to the above problem. To avoid this difficulty and help the drivers any one type of […]
Air Brake, Working of a Air brake, Parts Of a Air brake – Air brake Function
Air Brake Generally the performance of hydraulic brake is based on the amount force applied on the brake pedal by the driver. Hence for obtaining high braking force the driver has to press the brake pedal at high force. This causes the driver more tiresome. To eliminate this difficulty and obtaining maximum braking force by […]
Power Brake System in a Vehicle, Mechanical Brake Working Principle, construction of Brake
Power brake In mechanical braking system, when the braking force is applied by the driver by pressing the brake pedal due to the mechanical advantage combined with braking force the vehicle is stopped.However, when the vehicle’s weight and speed are increased, the mechanical braking system will be no longer capable of providing sufficient braking force […]
Mechanical brake, Internal Expanding brake, External Contracting Brakes
Mechanical brake Mechanical brakes are classified into two different types, they are shown as follow 1. Internal Expanding Brake 2. External Contracting Brake Internally Expanding Brake In this braking system the brake shoes are mounted inside of brake drum and the lower ends of brake shoes are connected with help of anchor pins and brake […]
What is Brake System, What are all the types of Brake system
For the safe and accident free travel the vehicle must be driven under control.we have to drive the vehicle with control.All the mechanical devices invented by human beings must be controlled by the human. As compared to the earlier automobile vehicles, the modern automobile vehicles are faster in speed. Such vehicles are controlled by the […]
What is Tube, What is tube puncture, Methods of Tube puncture rectifying – Automobile Study material
Tube A blanket cover like part which is used for storing the air inside the tyre is called as the tube. It is made up of natural or synthetic rubbers. For injecting and releasing air in the tube, tube valve is used. It is a one way valve which helps to send air to the […]
Tyre construction and Properties of a Tyre – Automobile Study material
Properties of tyre The following are the important properties of the tyres 1. It should be more comfort for traveling. 2. It should be able to withstand vibrations of the road sides. 3. The tyre should give stability to the vehicle when the vehicle is negotiating a turn. 4. Vehicle should stop immediately by creating […]
How Tyre Manufactured, Types Of Tyres – Automobile Study material
What is Tyre Tyre is fixed on the rim of wheel in the vehicle. The tube in the tyre is filled with air. The tyre carries the weight of the vehicle and gives smooth ride to the vehicle. Types of tyre The tyre are classified into the following types, 1. Solid tyre 2. Pneumatic tyre […]
What is Wheel, Requirements of Wheel, Properties of wheel and Types Of Wheel
What is Wheel? It is well known that how important, are the wheels in automobiles. The vehicle can be pulled even with no engine. However, without the wheels the vehicle cannot be moved at all. Furthermore, the wheels carry the full load of the vehicle and give smooth ride. Besides that the wheels help in […]
Rear Axle and Types Of Rear Axle – Automobile Studymaterial
Rear axle The engine’s power comes from the differential is transmitted through the rigid shaft called as the rear axle. It is made as two parts such as left side and right side in the vehicle and used. The axle’s inner edge is connected with the sun gear by the splines and outer edge is […]
Connecting Methods of Bevel Gears, Straight bevel gears, hypoid gears, spiral bevel gears, worm and worm wheel gear – Automobile studymaterial
Connecting methods of bevel gears Based on the arrangement of the teeth in the pinion gear, the connecting methods with crown wheel are classified in to four different types. 1. Straight bevel gears 2. Spiral bevel gears 3. Hypoid gears 4. Worm and worm wheel Straight bevel gears In this type the gear teeth are […]
What is Differential Unit – How it Works-Automobile Study Material
Differential unit When the vehicle moves straight on the road, the rear wheels run in the same way as the front wheels. The propeller shaft is connected to follow this. However,when the vehicle is negotiating a turn,the outer wheels cover larger radius than the inner wheels. The outer wheels rotate more than the inner wheels. […]
Universal Joint and Slip Joint, Types Of Universal Joint – Automobile Engineering Studymaterial
Universal joint This is connected at both ends of the propeller shaft. Since the propeller shaft is connected by the universal joint, it transmits the engine’s power at different angles. Slip joint It is connected with the propeller shaft after the universal joint. It moves smoothly according to the movement of rear axle. Figure shows […]
Propeller Shaft and Types of Propeller Shaft – Advantages and disadvantages of Propeller Shaft – Studymaterial
Introduction Propeller shaft is the most important part of transmission system of a vehicle. It is located in between the gear box and the differential unit. One end of the propeller shaft is connected to the gear box and the other end is connected with the differential unit, and transmits the engine power to the […]
Parts Of The Gear box and Transfer Case in Gear Mechanism – Automobile Study material
Parts of the gear box Gear box housing The Box like arrangement where the bearings (which support the shafts) are mounted, filler plug with air vent hole,oil drain plug are present is called as the gear box housing. This box is generally made of cast iron as shown in Figure Gear box input or clutch […]
Troubleshooting and Maintenance Activity of Gear box – Gear box maintenance Studymaterial
Trouble shooting of gear box 1. Gear box noise 1. Bearing may get damaged – Need to change bearing 2. Lubricating oil level may be low – Fill the required amount of lubricating oil 3. Teeth’s may be broken in the gear – Need to change the gear 4. Misalignments between gearbox and engine – […]
What is Over Drive in vehicles, of over drive, How to increase the speed higher than engine speed – Studymaterial
Over drive The method of increasing the speed of propeller shaft more than that of the engine speed is called as the over drive. A view of the overdrive can be seen in Figure The part which performs this action is called as the overdrive unit. If the main shaft in the gear box rotates […]
Gear Box and Types Of Gear Boxes, Working Principle of Gear boxes
What is Gear Box The road conditions are not uniform whenever we are in travel in the vehicle.Moreover we do not drive the vehicle always at the same speed. The vehicle must be operated at lower speed when it needs more pulling power. Moreover based on the operating conditions, the vehicle requires different speed and […]
Types Of Clutch used in Automobiles – Clutch concepts – Studymaterial
Types of Clutch 1. Single plate clutch 2. Multi plate clutch 3. Diaphragm clutch 4. Centrifugal clutch 5. Hydraulic clutch 6. Fluid flywheel clutch 7. Electric clutch Single Disc or Plate Clutch Construction • Main components of single plate clutch are listed below: 1. Fly wheel 2. Clutch plate 3. Clutch lining 4. Pressure plate […]