Engineering Graphics 2018-19-I Lecture 14 TA101A Engineering Graphics 2018-19-I By Dr. Mukesh Sharma Professor DEPARTMENT OF CIVIL ENGINEERING INDIAN INSTITUTE OF TECHNOLOGY KANPUR KANPUR-208016, INDIA
Spokes in section – See B spoke is though cut but not shown Why - how do you differentiate in A and B?
Lugs in Section – Small lugs A …. Large Lug B Treated differently…
Good practice Aligned views;
Appear right projector but it is not so in sectional view Align the lugs Note small lugs not shown in section Appear right projector but it is not so in sectional view
Appears correct but it is not Correct – align the rib Aligned Section View
Again align the whole
Draw the projection of point A in different planes
HP P 120° X a H Q HINGE LINE d1 d3 A S d2 d4 a X ax1 VP a F R F
A1 d4 ? Ax d3 d3 d1 ? AH Ax1 A2 d2 HP d1 AF
. . . N: Normal View Direction of sight is perpendicular or Normal What will it give? . N N . N N N . N Horizontal frontal Horizontal - Profile frontal - Profile A B C N N N Horizontal Frontal Profile (Inclined to frontal and profile) (Inclined to horizontal and profile) (Inclined to horizontal and frontal)