Mechanics' Pocket Memoranda: A Convenient Pocketbook for All Persons Interested in Mechanical Engineering, Steam Engineering, Electrical Engineering, Railroad Engineering, Bridge Engineering, Architecture, Plumbing, Heating and Ventilation, Gas Fitting, Etc., EtcColliery Engineer Company, 1897 - 318 σελίδες |
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Αποτελέσματα 1 - 5 από τα 25.
Σελίδα ii
... Building Materials ... 66 Strength of .. Heating of Cables . Carrying capacity of .. Testing of ( electrical ) C. 159 66 183-187 Calendar , Perpetual 316 Candlepower . 156 Capacity of cables .. 159 Cast iron beams , hollow , Safe load ...
... Building Materials ... 66 Strength of .. Heating of Cables . Carrying capacity of .. Testing of ( electrical ) C. 159 66 183-187 Calendar , Perpetual 316 Candlepower . 156 Capacity of cables .. 159 Cast iron beams , hollow , Safe load ...
Σελίδα vi
... buildings . H. 124 125 212 87 88 256 66 and ventilation 252 66 of dynamos .. 171 66 surface of boilers per horsepower 79 66 Ratio of to grate area . 79 Helix , Formula for .. 39 66 To construct a .. High speed engines , Crank shaft for ...
... buildings . H. 124 125 212 87 88 256 66 and ventilation 252 66 of dynamos .. 171 66 surface of boilers per horsepower 79 66 Ratio of to grate area . 79 Helix , Formula for .. 39 66 To construct a .. High speed engines , Crank shaft for ...
Σελίδα xiv
... buildings , Size of 243 Waterproofing of brick walls .... 201 66 66 66 Water supply . " " Watt , The unit . Hydraulic ram for .. Pumps for .. Wedge , Formula for .. Weight of copper wire 66 66 corrugated iron .. " manilla rope ...
... buildings , Size of 243 Waterproofing of brick walls .... 201 66 66 66 Water supply . " " Watt , The unit . Hydraulic ram for .. Pumps for .. Wedge , Formula for .. Weight of copper wire 66 66 corrugated iron .. " manilla rope ...
Σελίδα 171
... build up . - This is probably due to reversal of shunt connections . Rock the brushes around until any one set occu- pies a position formerly occupied by the next set . If this should remedy the trouble , and such position is ...
... build up . - This is probably due to reversal of shunt connections . Rock the brushes around until any one set occu- pies a position formerly occupied by the next set . If this should remedy the trouble , and such position is ...
Σελίδα 192
... building by porcelain , glass , or other non- inflammable , insulating tubing , ( e ) and should be left in such a way as not to be disturbed by the plasterers . ( f ) Wires of what- ever insulation must not . in any case be taped or ...
... building by porcelain , glass , or other non- inflammable , insulating tubing , ( e ) and should be left in such a way as not to be disturbed by the plasterers . ( f ) Wires of what- ever insulation must not . in any case be taped or ...
Συχνά εμφανιζόμενοι όροι και φράσεις
amperes armature battery beam boiler bolts brick cast iron center of gravity center of percussion change gear circle circuit circular mils Circum column connected crank cubic feet cylinder Diam diameter direction discharge divided draw dynamo electromotive force engine equal feet per second figure following table formula fraction frog distance gauge given horsepower inertia lathe lead screw length main track measured meter minute moment of inertia motor multiplied nails number of teeth number of threads ohms perpendicular pipe piston pitch pounds pressure proportions pulley radiating radius radius of gyration rail resistance revolutions per minute rope shaft shown in Fig side speed square inch station steam switch tangent deflection temperature thickness tion triangle turnout curve valve velocity vernier vertical volts wall weight wire wrought iron Zinc
Δημοφιλή αποσπάσματα
Σελίδα 26 - 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 65 - The circular pitch is the distance along the pitch circle from the center of one tooth to the center of the next.
Σελίδα 70 - The horse power of a steam engine is given by the equation , plan = ~ where p = mean effective pressure in pounds per square inch, l = length of stroke in feet, a = area of piston in square inches, n = number of strokes per minute, or twice the number of revolutions per minute.
Σελίδα 56 - If the distance from the axis of rotation to the center of percussion of the pendulum be denoted by I, then ft=/ (1 — cos.
Σελίδα 26 - MEASURES 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...
Σελίδα 55 - The radius of gyration is the distance from the axis of rotation to the center of gyration.
Σελίδα 49 - Show that the moment of inertia of a body about any axis is equal to the moment of inertia about a parallel axis through the center of mass plus the product of the mass of the body and the square of the distance between the axes.
Σελίδα 138 - The thumb, forefinger, and middle finger of the left hand are held at right angles to each other ; then if the forefinger shows the direction of the lines of force, and the middle finger the direction of the current, the thumb will show the direction of motion.
Σελίδα 242 - Divide the difference in temperature between that at which the room is to be kept and the coldest outside atmosphere, by the difference between the temperature of the steam pipes and that at which you wish to keep the room, and the quotient will be the square feet or fraction thereof of plate or pipe surface to each square foot of glass, or its equivalent in wall surface.
Σελίδα 26 - 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...