Charbel seif mech 220 010513 2 mech 220 7th lecture

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Unformatted text preview: ; size dimensioning shape Dimensioning Angles x x In Technical Drawings angular units are expressed in x Degrees and decimal parts of a degree. x Degrees and minutes x Degrees minutes and seconds Dimension lines are curved in nature. Inst. Charbel Seif , Mech 220 01/05/13 29 Mech 220: 7th LECTURE Mech DIMENSIONING DIMENSIONING dimensioning a drawing- shape & size dimensioning shape dimensioning Dimensioning Slopes Using Leader Lines x Slope of an angle may be used instead of an angle dimensioning. Inst. Charbel Seif , Mech 220 01/05/13 3 Mech 220: 7th LECTURE Mech DIMENSIONING DIMENSIONING dimensioning a drawing- shape & size dimensioning shape dimensioning Dimensioning Circles Leader lines may be used as well to dimension circles x To Dimension a circle, radius or diameter a symbol must be used Inst. Charbel Seif , Mech 220 01/05/13 3 Mech 220: 7th LECTURE Mech DIMENSIONING DIMENSIONING dimensioning a drawing- shape & size dimensioning shape Dimensioning Circles: R vs. DIA. Inst. Charbel Seif , Mech 220 01/05/13 3 Mech 220: 7th LECTURE Mech DIMENSIONING DIMENSIONING dimensioning a drawing- shape...
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