Unit 8 Introduction to Chassis. Automobile DiscussionDiscussion Do you know what the chassis mainly include? What is the function of power train?

Unit 8Unit 8Introduction to ChassisIntroduction to Chassis

AutomobileAutomobile DiscussionDiscussionDiscussionDiscussion

Do you know what the chassis mainly include?

What is the function of power train?

How many types of the brake system includes?

What is the function of suspension system ?

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chassis n. 底盘 transmission n. 变速器 clutch n. 离合器 differential n. 差速齿轮，差速器 torque n. 转矩 axle n. 轮轴，车轴，车桥 gearbox n. 齿轮箱，变速箱

disconnect v. 断开，分离，拆开 shift vt. 换档，替换，变速 frame n. 车架 coast v. 滑行 tire n. 轮胎 rebound v. 回弹 sway v. 摇摆，摆动

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power train 动力传动系统 drive shaft 传动轴 automatic transmission 自动变速器 ring gear 冠状齿轮 universal joint 万向节 brake system 制动系

steering wheel 转向盘 drag link 转向直拉杆 drum brake 鼓式制动器 brake shoe 制动蹄 master cylinder 主缸，总泵 suspension system 悬架系统

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Power TrainPower TrainPower TrainPower Train

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Steering SystemSteering SystemSteering SystemSteering System

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Brake SystemBrake System Brake SystemBrake System

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The universal joint or U-joint is used to connect the drive shaft to the transmission output shaft.

Truck steering systems are either manual or power assisted, with power assist units using either hydraulic or air assist setups to make steering effort easier.

The larger the steering wheel diameter, the more torque is generated from the same amount of drive effort.

The expansion of the wheel cylinder through mechanical linkage forces the brake linings into contact with the rotating brake drum to provide braking action.

The second type of system-the air brake system-utilizes compressed air as a source of force to stop the truck.

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Study related linkage: Body Construction

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