The Builder's Practical Guide: Containing a Complete Explanation of the Principles of Science, as Applied to Very Branch of Building ...: To which is Added an Appendix, Containing an Easy and Complete Introduction to the Scientific Principles of Geometry and Mensuration ...1830 - 182 من الصفحات |
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الصفحة 594
... which have no opening , or well - hole , and have the rail and balusters of both the pro- gressive and returning flights falling in the same vertical A planes , the steps being fixed to strings , newels 594 THE OPERATIVE MECHANIC.
... which have no opening , or well - hole , and have the rail and balusters of both the pro- gressive and returning flights falling in the same vertical A planes , the steps being fixed to strings , newels 594 THE OPERATIVE MECHANIC.
الصفحة 595
... balusters must be neatly dove - tailed into the ends of the steps , two in every step . The face of each front baluster must be in a straight surface with the face of the riser , and , as all the balusters must be equally divided , the ...
... balusters must be neatly dove - tailed into the ends of the steps , two in every step . The face of each front baluster must be in a straight surface with the face of the riser , and , as all the balusters must be equally divided , the ...
الصفحة 598
... balusters in their proper places on each quarter of the scroll , Fig . 3 , the first baluster showing the return of the nosing round the step , the second placed at the beginning of the twist , and the third a quarter distant , and ...
... balusters in their proper places on each quarter of the scroll , Fig . 3 , the first baluster showing the return of the nosing round the step , the second placed at the beginning of the twist , and the third a quarter distant , and ...
الصفحة 599
... baluster , to the inside ; then set , from o to p , half the width of the rail , and draw the form of the rail on the end at p , the point n being where the front of the riser comes , the point p will be the projection of the rail ...
... baluster , to the inside ; then set , from o to p , half the width of the rail , and draw the form of the rail on the end at p , the point n being where the front of the riser comes , the point p will be the projection of the rail ...
الصفحة 603
... balusters , and the nosings returned , or whe- ther the bottom of the risers be tongued into the treads . The curtail step is generally valued as a whole . Returned nosings at so much each ; and if circular , double the price of ...
... balusters , and the nosings returned , or whe- ther the bottom of the risers be tongued into the treads . The curtail step is generally valued as a whole . Returned nosings at so much each ; and if circular , double the price of ...
عبارات ومصطلحات مألوفة
Ansr arch architrave axis balusters bisect bolts breadth brick-work bricks building called carriages cast cast iron centre circle circular circumference colour construction cornices cubic curve cylinder describe diameter dimensions distance divide dome draw edge ellipsis engine equal face feet fibres find the Area fixed flat framed friction frustum groove half height hinge horizontal inches internal angle joining joint joists king-post laid laths length lime malleable iron measured method miles an hour mitre mitre joint mortar mortise and tenon mould multiply notch parallel parallelogram perpendicular pieces of timber placed plane plaster plaster of Paris plate principal rafters Prob proportion purlines quantity queen-posts radius rail railway rebate ribs right angles risers roof round sides slates soffit square stone straight string stucco surface thickness tie-beam transverse trapezium triangle truss upper velocity vertical waggon wall wheels wood workman
مقاطع مشهورة
الصفحة 674 - The square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the other two sides.
الصفحة 664 - Proportion, when the ratio is the same between every two adjacent terms, viz. when the first is to the second, as the second to the third, as the third to the fourth, as the fourth to the fifth, and so on, all in the same common ratio.
الصفحة 679 - MULTIPLY the radius, or half the diameter, by half the arc of the sector, for the area. Or, multiply the whole diameter by the whole arc of the sector, and take -f .of the product.
الصفحة 679 - Find also the area of the triangle, formed by the chord of the segment and the two radii of the sector. Then...
الصفحة 680 - Multiply the sum of the two parallel sides by the perpendicular distance between them, and half the product will be the area.
الصفحة 681 - Sides 5 6 7 8 9 10 To find the area of a polygon: Multiply the sum of the sides (perimeter of the polygon) by the perpendicular dropped from its center to one of its sides, and half the product will be the area. This rule applies to all regular polygons. FIGURE 3.57 Polygons.
الصفحة 688 - To 3 times the square of the radius of the segment's base, add the square of its height ; then multiply the sum by the height, and the product by -5236, for the content.
الصفحة 565 - The heart of a tree is never in its centre, but always nearer to the north side, and the annual coats of wood are thinner on that side. In conformity with this, it is a general opinion of carpenters that timber is stronger whose annual plates are thicker.
الصفحة 627 - Indeed the greatest part of the mystery of painting stucco, so as to stand or wear well, certainly consists in attending to these observations ; for whoever has observed the expansive power of water, not only in congelation, but also in evaporation, must be well aware that when it meets with any foreign body obstructing its escape, as oil painting for instance, it immediately resists it, forming a number of vesicles or particles, containing an acrid...
الصفحة 587 - ... lower floor : divide the rod into as many equal parts as there are to be risers, then, if you have a level surface to work upon below the stair, try each of the risers as you go on, and this will prevent any excess or defect ; for any error, however small, when multiplied, becomes of considerable magnitude, and even the difference of an inch in the last riser...