Identifier: mechanicaldrawin04leed (find matches)
Title: Mechanical drawing for trade schools
Year: 1909 (1900s)
Authors: Leeds, Charles Carley, 1870- (from old catalog)
Subjects: Mechanical drawing
Publisher: New York, D. Van Nostrand company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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Text Appearing Before Image:
Jan. 6.08. THE CARNEG/E TECHNICAL SCHOOLS pittsburoh, pa.School of Apprehtices and journeymenmechanical drawing 12 Speed LatheTailstock Details SCALE Full Size owe. no. C_ IOS/ LESSON No. 37. TAILSTOCK ASSEMBLY. —Drawing C-1032 shows the tail-stock completely assembled, with all the details numbered to corre-spond with the nimibers in the Bill of Material. \\Tiere dimensions are not shown on certain parts, the student isexpected to refer to the detail drawings for the necessary informa-tion. The saw cut on the side of the tailstock barrel is for the purpose of allowing this part to clamp tightly around the spindle when the bind-ing screw is tightened down. The oil hole shown in the bell should be drilled after it is in placein the barrel, as it should of necessity be on the upper side of the bell. Make this drawing and tracing very carefully; do not overlook anydimensions or notes. Bear in mind that nothing is good enough butthe best Mork you are able to do. Bore l£ Tap 1^-12 Thd.
Text Appearing After Image:
Bill of Material Note: For details see Dwgs. C.I030 3; C.I03I ^nT< Description and Material \PatNo\f?eq. (D Tailstock. C.I. \ 76 ! / @ Spindle, Corona Steel ® Screvv C.R. with iHex. Nut. <?? Bell, C.I 77 @ Hand Wheel. C. 1. 78 ® j Dead Center, Tool Steel (7) Spindle Nut. Bz. ® i,fr/ Woodruff Key, C.R. ® ii VJasher, C.R. ® fsYuKi Spindle Key. C.R. QD Oiler, C.R. @ Binding Screw, C.R. @ fx 6 Clamp Bolt with Hex.Nut <(^^ Clamp, yv. 1. CLA^i Industrial trade MachinistKAue John W.Roberts datz Jan.IP-OS. THE CARNEGIE TECHNICAL SCHOOLS Pittsburgh, pa.School or APPffCh/TfCcs and Joupnc^mzn MCCHAhllCAL DffAWIf^G /2 Speed LatheTailstock Assembly scALt. J Size DWG. i^o. C.I032 LESSON No. 38. HEADSTOCK DETAILS.—Several of the details of a latheheadstock are shown on Drawing C-1033. The cone pulley has four steps, or different diameters, giving fourdifferent speeds to the lathe spindle. Each step is made with itsgreatest diameter at the center; this is called Crowning, and as abelt

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