A Manual of Machine Drawing and DesignLongmans, 1898 - 375 páginas |
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Página 2
... equal to half the thickness of the board . A detail drawing of one of these grooves is shown at ( b ) , Fig . 2. In the best boards the left - hand edge is pro- vided with a slip of ebony let into the board . By this means the edge of ...
... equal to half the thickness of the board . A detail drawing of one of these grooves is shown at ( b ) , Fig . 2. In the best boards the left - hand edge is pro- vided with a slip of ebony let into the board . By this means the edge of ...
Página 7
... Equal Parts . - The best practical method of dividing a straight line or an arc of a circle into a number of equal parts is the method of trial with the dividers . In applying this method care should be taken not to push the steel ...
... Equal Parts . - The best practical method of dividing a straight line or an arc of a circle into a number of equal parts is the method of trial with the dividers . In applying this method care should be taken not to push the steel ...
Página 8
... equal to the diameter of the circle , cut this arc at S , join OS , meeting the circle at Q. PQ is the required tangent , and Q is the point of contact . It is very important to determine exactly the point of contact . = 18. To Draw a ...
... equal to the diameter of the circle , cut this arc at S , join OS , meeting the circle at Q. PQ is the required tangent , and Q is the point of contact . It is very important to determine exactly the point of contact . = 18. To Draw a ...
Página 9
... equal to the radius of the circle which is H FIG . 20 . K K A FIG . 21 . required to touch the given circles . With centre A and radius AD describe the arc DO . With centre B and radius BE describe the arc DB H FIG . 22 . EO , cutting ...
... equal to the radius of the circle which is H FIG . 20 . K K A FIG . 21 . required to touch the given circles . With centre A and radius AD describe the arc DO . With centre B and radius BE describe the arc DB H FIG . 22 . EO , cutting ...
Página 10
... equal to OA and MP equal to OC . If the slip is placed so that M is on the major axis and Ñ on the minor axis , P will be a point on the ellipse . This point may be marked on the drawing - paper with a pencil . By moving the slip round ...
... equal to OA and MP equal to OC . If the slip is placed so that M is on the major axis and Ñ on the minor axis , P will be a point on the ellipse . This point may be marked on the drawing - paper with a pencil . By moving the slip round ...
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Términos y frases comunes
arms axis bearing belt bending bending moment boiler bolt brass butt joint cast-iron centre condenser connecting-rod copper cotter crank crank-pin cross-head Crown 8vo curve cylinder D₁ D₂ Diagrams Diam dimensions drawing eccentric equal example feet fire-box flange force formula friction furnace gearing groove hole horse-power Illustrations inches in diameter iron joint lap joints length load locomotive mean effective pressure metal packing piece pipe piston piston-rod pitch circle pounds per square practice pressure proportions published by Longmans pulley Pump radius resistance revolutions per minute ring rivets rope Scientific Works published screw thread screwed shaft shearing shell shown in Fig side speed Split pin square inch stays steam steel strap strength stress stroke Studs stuffing-box surface T₁ T₂ taper teeth tenacity tension thickness thread tons per square velocity weight wheel width Woodcuts wrought-iron
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