Orthographic - 1/31/2011 1 Announcements Discuss Quiz #2...

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Unformatted text preview: 1/31/2011 1 Announcements Discuss Quiz #2 Full Sheet of Paper Required Name Section Number If anyone of these items is missing, the quiz will not be graded! BCM Job Fair Announcements Building Construction Management Technology is having a Career Fair ~75 construction companies will be present Interviews will be possible with some companies Purdue Armory Feb 11 th 2011 9 am to 2 pm Go get yourself an internship or job! Orthographic Projection Multi-View Drawing 1/31/2011 2 Projection Drawings Differences Object orientation Orthographic, revolved, tilted Line of sight Parallel,converging (distance of point of view) Plane of projection perpendicular or oblique to the line of sight Visual of Orientation 1/31/2011 3 Plane of Projection Between the observer and the part, a transparent plane, piece of paper, or pane of glass representing the plane of projection is located parallel to the front surfaces of the part Theoretically, the observer in multiview drawings is located at infinity so that the lines of sight are parallel. Projection of an Object Line of Sight The view obtained by drawing perpendiculars, called projectors , from all points on the edges or contours of the part The collective piercing points of these projectors- being infinite in number form lines on the paper or plane of glass forming the overall shape of the object from that viewpoint 1/31/2011 4 Visual of Line of Sight Multiview drawings Advantages Standardized Easy to Construct Dimensionable Disadvantages Difficult to visualize Requires interpretation Limited usage (2D) Multi-View Drawings Each view shows two dimensions. Each line represents an edge, intersection, or limit of a surface(s)....
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This note was uploaded on 02/19/2012 for the course CGT 101 taught by Professor Mohler,j during the Fall '08 term at Purdue University-West Lafayette.

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Orthographic - 1/31/2011 1 Announcements Discuss Quiz #2...

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