The names given to the various lines of a tooth on a gear-wheel are as follows: In Figure 233, A is the face and B the flank of a tooth, while C is the point, and D the root of the tooth; E is the height or depth, and F the breadth. P P is the ... Read more of Drawing Gear Wheels at How to Draw.caInformational Site Network Informational
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304. To Remove Tangled Threads






No doubt you often have stopped sewing
and patiently picked the threads out of the bobbin under the machine
plate, or around the wheels, for this often occurs, says the Woman's
National Daily. Save time in the future by lighting a match and burning
out the threads, then brush the ashes off and oil the parts.






Next: 305. Clothes Rack for Children

Previous: 303. After Cleaning the Sewing Machine



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