The millwright & engineer's pocket companion |
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Seite 12
... boiler , & c . To find the proper diameter for a safety valve . 133 136 138 A table of the elastic force of steam on a square inch 139 A table of the elastic force of steam on a circular inch . Proportions of fuel 140 140 To find the ...
... boiler , & c . To find the proper diameter for a safety valve . 133 136 138 A table of the elastic force of steam on a square inch 139 A table of the elastic force of steam on a circular inch . Proportions of fuel 140 140 To find the ...
Seite 12
... boiler plate iron A table of the weight of solid cylinders of cast iron A table for finding the weight of a square foot of malleable iron , copper and lead pipes . A table containing the weight of wrought iron bars Table of proportional ...
... boiler plate iron A table of the weight of solid cylinders of cast iron A table for finding the weight of a square foot of malleable iron , copper and lead pipes . A table containing the weight of wrought iron bars Table of proportional ...
Seite 130
... boiler is supposed to be loaded with about 21 lbs . per square inch , and the barometer attached to the condenser indicating 26 inches on an average , or 13 lbs . = 15 lbs . , from which deduct for friction , leaves a pressure of 10 lbs ...
... boiler is supposed to be loaded with about 21 lbs . per square inch , and the barometer attached to the condenser indicating 26 inches on an average , or 13 lbs . = 15 lbs . , from which deduct for friction , leaves a pressure of 10 lbs ...
Seite 136
... boiler ( less than the weight upon the safety valve ) is generally indicated by a column of mercury in a bent iron tube , which causes the range of the float to be only half the range of the mercury , 2 inches of mercury being nearly ...
... boiler ( less than the weight upon the safety valve ) is generally indicated by a column of mercury in a bent iron tube , which causes the range of the float to be only half the range of the mercury , 2 inches of mercury being nearly ...
Seite 138
... boiler , or surface immediately exposed to the action of the fire , in feet , by the multiplier opposite to the pressure in lbs . on each square inch of the safety valve , and the square root of the product is the valve's diameter in ...
... boiler , or surface immediately exposed to the action of the fire , in feet , by the multiplier opposite to the pressure in lbs . on each square inch of the safety valve , and the square root of the product is the valve's diameter in ...
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The Millwright and Engineer's Pocket Companion (Classic Reprint) William Templeton Keine Leseprobe verfügbar - 2017 |
Häufige Begriffe und Wortgruppen
1.-Multiply 1.-Required 12 inches 20 inches A B C D air pump avoirdupois beam bodies boiler breadth cast iron centre chord circle circular inch Circum circumference cistern column contain convex surface crane Cube Roots cubic feet cubic inches cylinder decimal depth Diam diameter in inches distance divide the product divisor engine equal EXAMPLE 2.-What EXAMPLE.-Required feet diameter feet per minute find the diameter foot force frustum half hence imperial gallons inches broad inches deep inches diameter inches long length of stroke lever nearly number of horses number of revolutions perpendicular height pinion piston pitch polygon pound pressure PROBLEM pulley pump's diameter quotient radius required the diameter revolutions per minute ring RULE RULE.-Multiply shaft side rods solid content square inch square root steam STRENGTH OF MATERIALS superficial Suppose TABLE teeth thickness tons velocity versed sine vulgar fractions water wheels wheel wrought iron وو
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Seite 89 - ... one of the most important, and at the same time, one of the least expensive and troublesome, which we possess.
Seite 72 - The areas of circles are to each other as the squares of their diameters.
Seite 34 - 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.
Seite 81 - To find the solidity of a spheroid. RULE. Multiply the square of the revolving axis by the fixed axis, and by *5236, and the product will be the solidity.
Seite 72 - Area of a circle is equal to the area of a triangle whose base equals the circumference and perpendicular equals the radius.
Seite 102 - These simple machines are the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw.
Seite 67 - NOTE. — 1. As 7 is to 22, so is the diameter to the circumference; or, as 22 is to 7, so is the circumference to the diameter.
Seite 102 - ... that there may be a balance between the power and the weight, the intensity of the power must exceed the intensity of the weight just as much as the distance of the weight from the prop exceeds the distance of the power.
Seite 34 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Seite 82 - ... by •5236 ; then say, as the square of the fixed axis is to the square of the revolving axis, so is the former product to the solidity.