Shop MathematicsTaylor-Holden, 1910 - 219 σελίδες |
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Σελίδα vi
... Steam Engine Power of the locomotive 130 132 135 138 140 143 Power of gasolene engines 145 Engine Cylinders 147 Indicator diagram 149 Steam Boilers 149 The H. P. of boilers 150 To find heating surface of shell and tubes 151 To find ...
... Steam Engine Power of the locomotive 130 132 135 138 140 143 Power of gasolene engines 145 Engine Cylinders 147 Indicator diagram 149 Steam Boilers 149 The H. P. of boilers 150 To find heating surface of shell and tubes 151 To find ...
Σελίδα 53
... steam chest may weigh only 15 lbs . , but a steam pressure of 100 lbs . per sq . in . on the valve may bring a weight of 5,000 lbs . on the valve seat to resist the sliding of the valve , so that pressure and weight may thus be ...
... steam chest may weigh only 15 lbs . , but a steam pressure of 100 lbs . per sq . in . on the valve may bring a weight of 5,000 lbs . on the valve seat to resist the sliding of the valve , so that pressure and weight may thus be ...
Σελίδα 54
... = WxfXNXX d 33,000 × 12 The above formula becomes H. P. WXfxNxdx.000008 . = W = load on bearing in pounds . d = dia . of shaft in inches . N = R . P. M. PROBLEMS 1. A fly wheel for a steam engine weighing 54 SHOP MATHEMATICS.
... = WxfXNXX d 33,000 × 12 The above formula becomes H. P. WXfxNxdx.000008 . = W = load on bearing in pounds . d = dia . of shaft in inches . N = R . P. M. PROBLEMS 1. A fly wheel for a steam engine weighing 54 SHOP MATHEMATICS.
Σελίδα 55
Edward Ellsworth Holton. PROBLEMS 1. A fly wheel for a steam engine weighing 6,000 lbs . makes 74 R. P. M. Find power absorbed by friction if the fly wheel shaft is 10 in . dia . and f = .08 . 2. A fly wheel weighs 12 tons , the shaft at ...
Edward Ellsworth Holton. PROBLEMS 1. A fly wheel for a steam engine weighing 6,000 lbs . makes 74 R. P. M. Find power absorbed by friction if the fly wheel shaft is 10 in . dia . and f = .08 . 2. A fly wheel weighs 12 tons , the shaft at ...
Σελίδα 90
... steam , helve , trip , drop , etc. There are numerous special machines which can be classed as modifications of some one of the above classes . LATHE By far the most important and the one which embodies the general principles of the ...
... steam , helve , trip , drop , etc. There are numerous special machines which can be classed as modifications of some one of the above classes . LATHE By far the most important and the one which embodies the general principles of the ...
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24 teeth amperes angle back gears balls cast iron change gears circular pitch circumference compound gearing cone pulley Cosecants Cosines countershaft cutter cylinder depth of cut diameter disc divisions double belt drill drive pulley driving spindle engine Example factor of safety feet Find the H. P. Find the indexing fly wheel force formula friction ft.-lbs fulcrum heating surface helical gear horse power inclined plane index head index plate indexing required lathe center lathe spindle lead screw length lever line shaft main line measure mesh milling cutter milling machine minute motion move multiplied number of teeth piston pounds pressure problem pull pump required to run rope screw thread sheave single belt slide Solution speed spiral gears sprocket square inch steam steel strain stroke stud gear thimble thread screw tooth transmit TRIGONOMETRICAL FUNCTIONS tubes turn valve velocity ratio windlass
Δημοφιλή αποσπάσματα
Σελίδα 171 - OF TIME. 60 Seconds = 1 Minute 60 Minutes = 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 174 - OF CAPACITY 10 milliliters (ml.) = 1 centiliter (cl.) 10 centiliters = 1 deciliter (dl.) 10 deciliters = 1 liter (1.) 10 liters = 1 dekaliter (Dl.) 10 dekaliters = 1 hektoliter (hi.) 10 hektoliters = 1 kiloliter (kl.) MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg.) 10 dekagrams = 1 hektogram (hg.) 10 hektograms = 1 kilogram (kg.) 18.
Σελίδα 169 - Square Measure. 144 square inches 1 square foot, 9 square feet 1 square yard, 30J square yards 1 square rod, 40 square rods 1 rood, 4 roods 1 acre.
Σελίδα 173 - Measures of Length 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) Measures of Surface 100 sq.
Σελίδα 170 - Liquid Measure. — 4 gills = 1 pint; 2 pints = 1 quart; 4 quarts = 1 gallon; 31| gallons = 1 barrel; 2 barrels = 1 hogshead.
Σελίδα 171 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score. PAPER. 24 sheets = 1 quire. 20 quires = 1 ream. 2 reams = 1 bundle. 5 bundles = 1 bale.
Σελίδα 170 - Measure 1,728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard 128 cubic feet = 1 cord (A cord of wood = 4...
Σελίδα 171 - MONEY. 10 mills = 1 cent. 10 cents = 1 dime. 10 dimes = 1 dollar. 10 dollars = 1 eagle.
Σελίδα 182 - That is, the exponent of a letter in the quotient is equal to its exponent in the dividend minus its exponent in the divisor. am For example, — = a"-*, a
Σελίδα 173 - Such an electromotive force as would cause a current of one ampere to flow through a resistance of one ohm.