EME2056 Theory of Machines LBK/1/2010/11

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Homework for Kinematic Diagrams

1. A sketch of a truck used to deliver supplies to passenger jets is shown in Figure 1. Draw a kinematic diagram of the mechanism. Specify the number of links and the number of joints and calculate the mobility for the mechanism.

Figure 1

2. A sketch of a device to move packages from an assembly bench to a conveyor is shown in Figure 2. Draw a kinematic diagram of the mechanism. Specify the number of links and the number of joints and calculate the mobility for the mechanism.

Figure 2

EME2056 Theory of Machines LBK/1/2010/11

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3. A sketch of a lift platform is shown in Figure 3. Draw a kinematic diagram of the mechanism. Specify the number of links and the number of joints and calculate the mobility for the mechanism.

Figure 3

4. A sketch of a backhoe is shown in Figure 4. Draw a kinematic diagram of the mechanism. Specify the number of links and the number of joints and calculate the mobility for the mechanism.

Figure 4

EME2056 Theory of Machines LBK/1/2010/11

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5. A sketch of adjustable-height platform used to load and unload freight truck is shown in Figure 5. Draw a kinematic diagram of the mechanism. Specify the number of links and the number of joints and calculate the mobility for the mechanism.

Figure 5

6. A sketch of a kitchen appliance carrier, used for under counter storage is shown in Figure 6. Draw a kinematic diagram of the mechanism. Specify the number of links and the number of joints and calculate the mobility for the mechanism.

Figure 6