Greenfaulds High School

Technology Technology Department Department

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Cylinder Development

Development of Cylinder (1)Draw a base line for the Development. If possible make this line level with the base line of the Elevation and End Elevation.

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Step off the distance from each of the points on the Plan onto the Development base line.

Draw a line to indicate where the first generator of the Development will go.

Development of Cylinder (2)Draw generators through each of the points found.

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Number each of the generators. Choose carefully where to cut the Cylinder. It is normal to choose to cut the Cylinder on the shortest generator.

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Development of Cylinder (3)Transfer each of the points from the generators on the End Elevation onto the correct generators on the Development.

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Indicate each of the points with a small dot.

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Development of Cylinder (4)Draw a smooth curve through each of the points found on the Development. 11211

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Darken the outlines of the rest of the Development

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PowerPoint Presentation. 2003