Chapter 10 Conventional Practice in Section View TOPICS Section view representation
of rib, web, spoke and lug. Aligned section Conventional break Section view representation of
rib, web, spoke and lug TERMINOLOGY Rib and Web are thin, flat feature of an object that acts as a structural support.
Rib Rib Web
TERMINOLOGY Spoke is the rod radiating from the hub to the rim of a wheel. Hub Hub
Spoke Rim Rim
Spoke TERMINOLOGY Lug is an ear which is built as portion of an object for attachment.
TERMINOLOGY Lug is an ear which is built as portion of an object for attachment. CONVENTIONAL PRACTICE Omit the section lines on the section view of
Rib, Web and Lug, if the cutting plane is passed flatwise through. Spoke, if the cutting plane is passed longwise through. EXAMPLE : RIB
Normal multiview drawing Normal section view Section view drawing with convention
EXAMPLE : WEB : flatwise cut Normal multiview drawing Normal section view Section view drawing with convention
EXAMPLE : WEB : crosswise cut EXAMPLE : WEB : multiple section view EXAMPLE : SPOKE
Misleading impression EXAMPLE : LUG Aligned Section
DEFINITION Aligned section is a section view that is drawn by imaginary rotating the objects features appeared in a principal view about symmetry axis
Example : Hole Gives the impression that this holes are at unsymmetrical
Example : Hole Example : Rib Example : Ribs & Holes
Example : Aligned section&ofKeyway keyway Example : Spoke
Example : Lug Conventional Break CONVENTIONAL PRACTICE
For long objects that have to draw in a small scale to fit them on the paper, it is recommended to remove its long portion (which contains no important information) and draw the break lines at the broken ends.
Basic Principles cont. Checks and balances is the system that allows the legislative, executive, and judicial branches to check, or restrain, the actions of one another.. Veto —the President has the power to reject laws submitted by Congress, but Congress...
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2.8 Assess whether the Constitution establishes a majoritarian democracy and how it limits the scope of government. Learning Objective 2.1 Describe the ideas behind the American Revolution and their role in shaping the Constitution.
To self-evaluate your own attachment type, look at Handout 5-8. Dimensions of Parenting: Rate Your Caregivers!!! High High Low Low Warmth/Responsiveness Control/Demandingness Dimensions of Parenting Authoritarian parents combine high control with little warmth. They lay down the rules and expect...