Shop MathematicsTaylor-Holden, 1910 - 219 σελίδες |
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Σελίδα 41
... revolve thirty times for one complete revolution of the worm wheel . The velocity ratio in the case of double , triple , etc. , thread worms will then be the number of teeth in the worm wheel divided by 1 , 2 , 3 , etc. , according as ...
... revolve thirty times for one complete revolution of the worm wheel . The velocity ratio in the case of double , triple , etc. , thread worms will then be the number of teeth in the worm wheel divided by 1 , 2 , 3 , etc. , according as ...
Σελίδα 60
... revolve the screw . What was the resistance of the pull ? 19. A hand press with screw 2 in . dia . and thread is used to force small pins into small discs . 40 lbs . is used on the rim of a 16 in . hand wheel . what is the resistance ...
... revolve the screw . What was the resistance of the pull ? 19. A hand press with screw 2 in . dia . and thread is used to force small pins into small discs . 40 lbs . is used on the rim of a 16 in . hand wheel . what is the resistance ...
Σελίδα 61
Edward Ellsworth Holton. 21. If the power required to revolve a line of shafting increases as the cube of its dia . , what power will be required to turn a line of shafting 3 in . dia . , 150 ft . long when other requirements are the ...
Edward Ellsworth Holton. 21. If the power required to revolve a line of shafting increases as the cube of its dia . , what power will be required to turn a line of shafting 3 in . dia . , 150 ft . long when other requirements are the ...
Σελίδα 73
... revolve carrying driving belts to the various machines . The twisting of the shaft is called its torsional strain , and the formula which determines the amount of torsion which a shaft will safely stand is d = √ rw CX TO ' where d ...
... revolve carrying driving belts to the various machines . The twisting of the shaft is called its torsional strain , and the formula which determines the amount of torsion which a shaft will safely stand is d = √ rw CX TO ' where d ...
Σελίδα 74
... revolve that is to transmit 1,000 H. P. and is 12 in . diameter ? 8. What is the dia . of a shaft that is to transmit 150 H. P. at 150 R. P. M. ? 9. Find the R. P. M. of a 5 in . shaft to transmit 300 H.P. 10. Find the dia . of a shaft ...
... revolve that is to transmit 1,000 H. P. and is 12 in . diameter ? 8. What is the dia . of a shaft that is to transmit 150 H. P. at 150 R. P. M. ? 9. Find the R. P. M. of a 5 in . shaft to transmit 300 H.P. 10. Find the dia . of a shaft ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
24 teeth angle back gears balls bearings 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.