Transmission Boxes Types Transmission boxes are also known as gearbox which is the second part of the power in vehicles. The the main function of the gear system is to change the torque and the speed of the vehicle, according to the road and load conditions. Transmission box adjust the engine speed into torque as it moves up the hills and when it’s important for the auto to do so. This gearboxes are at times referred to the torque converter. There are numerous types of gear systems in the automobile industries. Actually they include the following, spiral gearboxes, bevel gearboxes, spur gearboxes, hypoid gearboxes and helical gearboxes among others. Spur gearboxes are the mainly ordinary and straightforward transmission boxes available. The way their radial teeth are positioned, allow them to handle high gear ratios, giving extremely high level of efficiency. Spurs transmitters have their disadvantages as well. They normally be likely to come up with a lot of pressure and sound, and that’s why they are often desirable used for low-impact and low-speed works where loud noise is acceptable. Bevel transmission boxes are made up of bridge rods and cone-style that support versatile movement in the area directly linking these shafts. They are competent of managing pressure due to the care used to fit feature axes in them. Bevel gear systems have lesser effectiveness levels than spur and helical transmission boxes. The bevel gear systems do work well with little gear ratios, possibly even more effective than helical gearboxes. Helical gear systems often considered to be like spur gears however their teeth are not positioned in a crossway manner to the revolving shaft. Although these gears are placed at an angle, often at a right angle. Helical gears have less load ability due to the equivalent arrangement of their teeth. Helical gear teeth positioning permits for self-effacing engagement thus guarantee a work that is considerably softer than that of spur gear systems. The loading orders of helical gear boxes permit them to work with sophisticated torques even though their usefulness variety are alike. These types of transmission boxes have limitations too. The standard of medial push they utilize, require the use of enough oiled shaft bearings. Spiral gear systems are alteration of bevel types, and they present benefits like in helical transmission boxes systems with teeth that are linked progressively. Due to slowly engagement of the gear system, the process results in smoother and a reduced amount of noisy gear shafts. Hence their efficiency level is very high. Hypoid gear systems resembles the spiral bevel kind though their compel axes only do not contact. They work fine with right angle compel shaft, they produce minimum sound, and they are powerful than spiral bevel gear systems. High speed ratio can be managed with this system.