Text-book of Modern Carpentry: Comprising a Treatise on Building-timber, with Rules and Tables for Calculating Its Strength, and the Strains to which Each Timber of a Structure is Subjected; Observations on Roofs, Trusses, Bridges, &c. and a Glossary, Explaining at Length the Technical Terms in Use Among CarpentersCrosby, Nichols and Company, 1858 - 180 ページ |
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arch bark beam Black Spruce boards bolts brace bridge building called carpenter carpentry cast iron ceiling centre chestnut circle circumference collar-beam common rafters compressed cubic foot curved decay depth diagonal diameter dimensions dome draw driven English Oak exhibits feet span fibres figure FIND THE AREA five-eighths floor formed girder given horizontal hundred inches inches thick inclined iron joists kind of wood Knight & Tappan length mortise Multiply Muschenbrock nailed NORWAY SPRUCE partition pentry piece of framing piece of timber piece of wood placed plane planks plate pounds pounds weight principal rafters PROBLEM purlins quotient radius represent resist Riga right angles roof RULE scarfing seasoned side solid spruce square square-root struts SUPERFICE surface tenon tensile tensile strength term denoting tical tie-beam tion Tredgold tree truss truss-rafters wall weight white oak width wrought iron
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77 ページ - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
77 ページ - Find the greatest square number in the first or left hand period, place the root of it at the right hand of the given number, (after the manner of a quotient in division) for the first figure of the root, and...
70 ページ - To find the area of a parallelogram (65), whether it be a square, a rectangle, a rhombus, or a rhomboid. RULE. — Multiply the length by the breadth, or perpendicular height, and the product will be the area.
73 ページ - Problem 14. — To find the area of a sector of a circle. Rule. — Multiply the arc of the sector by half the radius. Example. — How much tin is required to cover a 60° sector of a 10 foot circular deck?
71 ページ - Multiply the square of the side of the polygon by the number standing opposite to its name in the following table, and the product will be the area.
74 ページ - To find the solidity of a sphere or globe.. RULE.* "... Multiply the cube of the diameter by .5236, and the product will be the solidity.
71 ページ - To find the area of a regular polygon. RULE.* Multiply half the perimeter of the figure by the perpendicular falling from its centre upon one of the sides, and the product will be the area.
73 ページ - Multiply half the circumference by half the diameter, and the product will be the area.
27 ページ - ... method of barking the trees standing in the spring, and felling them about the end of October.:): Duhamel, whose extensive knowledge of the nature and qualities of woods is well known, recommends the same method; and Evelyn states, that " to make excellent boards and planks, it is the advice of some, you should bark your trees in a fit season, and so let them stand naked a full year before the felling.
77 ページ - II. Find the greatest square number in the first or left hand period, and place its root on the right of the number for the first figure in the root.