| 31. | The heat of the screw will melt the plastic and cause it to cool around the screw threads.
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| 32. | Coach screws are large square-headed screws with a tapered wood screw thread, used for attaching ironwork to timber.
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| 33. | The first machines continually applied force with a spring and screw thread until the tablet started to break.
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| 34. | The screw thread pitch and drive nut design defines a specific load capacity that cannot be dynamically adjusted.
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| 35. | The National Electrical Code now prohibits this because the ears are small and have only three screw threads.
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| 36. | The Whitworth thread was the world's first national screw thread standard, devised and specified by Joseph Whitworth in 1841.
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| 37. | They consist of fasteners that capture and join other parts, and are secured with the mating of screw threads.
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| 38. | Standardization of screw threads has evolved since the early nineteenth century to facilitate compatibility between different manufacturers and users.
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| 39. | "It's the same way that you'd look to see if screw threads were all forced by God to be right-handed,"
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| 40. | The user spoke into a recording horn while turning a crank which advanced the cylinder by a screw thread mechanism.
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