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 σελίδες |
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Σελίδα 530
... inches less than the lower one ; that is , projecting about eight inches on either side of the wall . In all kinds of walling , each joint of every course must fall as nearly as possible in the centre , be- tween two joints of the ...
... inches less than the lower one ; that is , projecting about eight inches on either side of the wall . In all kinds of walling , each joint of every course must fall as nearly as possible in the centre , be- tween two joints of the ...
Σελίδα 533
... inches in length , and five inches in breadth , and the bricks when burnt are about nine inches long , four and a half inches broad , and two and a half inches thick . The degree of shringing , however , is various , ac- cording to the ...
... inches in length , and five inches in breadth , and the bricks when burnt are about nine inches long , four and a half inches broad , and two and a half inches thick . The degree of shringing , however , is various , ac- cording to the ...
Σελίδα 535
... . Bricks used for paving , are generally about an inch and a half in breadth ; and , beside these , there are paving tiles , which are made of a stronger clay , and are AND MACHINIST . 535 Various Sorts of Bricks, their Names, Qualities, ...
... . Bricks used for paving , are generally about an inch and a half in breadth ; and , beside these , there are paving tiles , which are made of a stronger clay , and are AND MACHINIST . 535 Various Sorts of Bricks, their Names, Qualities, ...
Σελίδα 536
... inch and a half thick : the next , though called ten - inch tiles , are about nine inches square , and one inch and a quarter thick . About the year 1795 , a patent was obtained by Mr. Cart- wright , for an improved system of making ...
... inch and a half thick : the next , though called ten - inch tiles , are about nine inches square , and one inch and a quarter thick . About the year 1795 , a patent was obtained by Mr. Cart- wright , for an improved system of making ...
Σελίδα 537
... inches in thickness , and backed with rub- b.e work or brick . Walls backed with brick or uncoursed rubble , are ... inches in height , and 8 inches in thickness . It is a very good plan to incline the back of each stone , to make all ...
... inches in thickness , and backed with rub- b.e work or brick . Walls backed with brick or uncoursed rubble , are ... inches in height , and 8 inches in thickness . It is a very good plan to incline the back of each stone , to make all ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
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
Δημοφιλή αποσπάσματα
Σελίδα 674 - The square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the other two sides.
Σελίδα 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.
Σελίδα 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.
Σελίδα 679 - Find also the area of the triangle, formed by the chord of the segment and the two radii of the sector. Then...
Σελίδα 680 - Multiply the sum of the two parallel sides by the perpendicular distance between them, and half the product will be the area.
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.
Σελίδα 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...
Σελίδα 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...