Machine Construction and Drawing: Being an Introduction to the Study of Machine Construction and to the Application of Geometrical Drawing for the Representation of MachineryG.P. Putnam, 1873 - 141 páginas |
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Página 18
... pass on to consider the first lines to be made in a drawing , whether from a copy , a sketch of a machine , or from the rough sketch of a proposed machine . First , as to the representation of surfaces . cases where a plane figure is ...
... pass on to consider the first lines to be made in a drawing , whether from a copy , a sketch of a machine , or from the rough sketch of a proposed machine . First , as to the representation of surfaces . cases where a plane figure is ...
Página 31
... passing through the centre line of fig . 50. We do not show the bolt in section , as its shape is shown more clearly by not doing so ; this is the usual form adopted . Fig . 50 is an end - elevation ; fig . 51 an end - elevation with ...
... passing through the centre line of fig . 50. We do not show the bolt in section , as its shape is shown more clearly by not doing so ; this is the usual form adopted . Fig . 50 is an end - elevation ; fig . 51 an end - elevation with ...
Página 38
... passing through it , and fixing the bush to the frame ; the same letters of reference are used for this example as for the former . Where the wear is consider- able it is not advisable to use bushes , unless they can be turned round a ...
... passing through it , and fixing the bush to the frame ; the same letters of reference are used for this example as for the former . Where the wear is consider- able it is not advisable to use bushes , unless they can be turned round a ...
Página 41
... pass over any collars that may be on the shaft . The ends of the shafts and the box are firmly connected by the key d . It is usual to place couplings near to the bearings , as shown in the figures ; the bearing is on the shaft a , and ...
... pass over any collars that may be on the shaft . The ends of the shafts and the box are firmly connected by the key d . It is usual to place couplings near to the bearings , as shown in the figures ; the bearing is on the shaft a , and ...
Página 46
... passes through a space ab , half the curve , as seen in fig . 84 , will have passed through the space cb , or ab , numbered 1 , 2 , 3 , 4 . Fig . 85 shows an enlarged section of the thread . drawing the V we may either draw aa ...
... passes through a space ab , half the curve , as seen in fig . 84 , will have passed through the space cb , or ab , numbered 1 , 2 , 3 , 4 . Fig . 85 shows an enlarged section of the thread . drawing the V we may either draw aa ...
Otras ediciones - Ver todas
Machine Construction and Drawing: Being an Introduction to the Study of ... Edward Tomkins Sin vista previa disponible - 2015 |
Machine Construction and Drawing: Being an Introduction to the Study of ... Edward Tomkins Sin vista previa disponible - 2016 |
Términos y frases comunes
arcs of circles axis belt bevel wheels bolts boss bottom cast-iron centre line chamfered circular connected construction lines crank cross-section curved surface cycloidal cylindrical describe a circle diameter dimensions direction distance dotted lines draw lines parallel drawn full eccentric eleva elevation employed end-elevation example feathers F figures flanks front-elevation given circle given straight line half hole inch intersection Join Joseph Whitworth left-hand length number of revolutions object obtained oil-cup pedestal perpendicular pinion pitch circle pitch line planing machines Plate XXIV portion position projection rack and pinion radii radius rectilinear motion represent required circle right angles S₂ scale shade lines shaft sheave showing shown in figs shown in Plate sliding piece spur wheels square strap termed thickness of metal thread tion tooth touch the given vertical plane width
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