Mechanics' Magazine, Volumen16Knight & Lacey, 1832 |
Dentro del libro
Resultados 1-5 de 100
Página 13
... tion there is nothing between the plug and piston . Now , draw the piston up , you will find that it will require great force to do it ; and if you lose hold of the piston - rod when drawn up , it will fly back as if discharged from a ...
... tion there is nothing between the plug and piston . Now , draw the piston up , you will find that it will require great force to do it ; and if you lose hold of the piston - rod when drawn up , it will fly back as if discharged from a ...
Página 15
... tion across the peak of land at the nar- rowest point . The object was effected by cutting a canal 17 feet wide by 22 feet deep . The water was let through the canal about the 28th of January , fourteen days after the commencement of ...
... tion across the peak of land at the nar- rowest point . The object was effected by cutting a canal 17 feet wide by 22 feet deep . The water was let through the canal about the 28th of January , fourteen days after the commencement of ...
Página 19
... tion , this will carry along with it the sliding - box FF with its contained slider G and tool t . But it will also by means of the pin g I carry along the bars KI , IL ; and these , by having to slide against the fixed pins at K and L ...
... tion , this will carry along with it the sliding - box FF with its contained slider G and tool t . But it will also by means of the pin g I carry along the bars KI , IL ; and these , by having to slide against the fixed pins at K and L ...
Página 25
... tion to well - known facts that one might be tempted to infer Mr. F. had never been out of his laboratory , or done aught but handle crucibles and test small beer , during the last twelvemonth and more . Of what has been published ...
... tion to well - known facts that one might be tempted to infer Mr. F. had never been out of his laboratory , or done aught but handle crucibles and test small beer , during the last twelvemonth and more . Of what has been published ...
Página 27
... tion of any machine , any engine - even the theory of what are called the mecha- nical powers , is rejected in the appendix . Perhaps it may be said , that the know- ledge of these more elementary parts may be acquired by the study of ...
... tion of any machine , any engine - even the theory of what are called the mecha- nical powers , is rejected in the appendix . Perhaps it may be said , that the know- ledge of these more elementary parts may be acquired by the study of ...
Otras ediciones - Ver todas
Términos y frases comunes
Almanac apparatus appears applied axle boats boiler bridge carriage cause centre cholera coal Committee common construction correspondent crank cylinder Deptford diameter effect engine England English equal experiments explosion feet fire Fleet Street force fulcrum give Gravesend horses hour hydrogen improvements inches inclined plane invention iron Junius Redivivus Kinclaven labour less lever Liverpool locomotive London London Bridge machine machinery Magazine means Mechanics ment miles miles per hour minutes mode motion navigation never observed opinion paddle-wheels paddles pass passengers patent persons pipe piston present principle produced propelled pump quantity readers river road Robert Seppings Rothsay Castle sail Saxula side speed spirit Staffordshire steam steam-boats steam-carriages steam-vessels steamers sufficient suppose Temperance Societies thing tide tion toll tons tube valve vessel weight wheel whole witness
Pasajes populares
Página 51 - Who hath woe ? who hath sorrow ? who hath contentions? who hath babbling? who hath wounds without cause ? who hath redness of eyes ? They that tarry long at the wine ; they that go to seek mixed wine.
Página 181 - ... or ever the silver cord be loosed, or the golden bowl be broken, or the pitcher be broken at the fountain, or the wheel broken at the cistern. Then shall the dust return to the earth as it was : and the spirit shall return unto GOD Who gave it.
Página 51 - But they also have erred through wine, and through strong drink are out of the way : the priest and the prophet have erred through strong drink, they are swallowed up of wine, they are out of the way through strong drink; they err in vision, they stumble in judgment.
Página 427 - That their weight, including engine, fuel, water and attendants, may be under three tons. "4. That they can ascend and descend hills of considerable inclination with facility and safety. "5. That they are perfectly safe for passengers. "6. That they are not (or need not be, if properly constructed) nuisances to the public. "7. That they will become a speedier and cheaper mode of conveyance than carriages drawn by horses.
Página 427 - That at this rate they have conveyed upwards of fourteen passengers. " 3. That their weight, including engine, fuel, water, and attendants, may be under three tons. " 4. That they can ascend and descend hills of considerable inclination with facility and safety. " 5. That they are perfectly safe for passengers. " 6. That they are not (or need not be, if properly constructed) nuisances to the public.
Página 308 - In any right-angled triangle, the square which is described upon the side subtending the right angle, is equal to the squares described upon the sides which contain the right angle.
Página 18 - The same letters refer to the same parts in all the figures. AA is the bed of the lathe ; B, a plate fitted so as only to slide lengthways upon the bed ; C, the base of the rest, which is so fitted to the last plate that it can only slide across the bed. By means of these two pieces the rest- «an he set in any required position "upon the bed, and.
Página 386 - We know now that the underlying principle is the same as in a mercurial barometer : it is the pressure of the atmosphere on the surface of the water in the well that pushes the water up into the pump.
Página 412 - It appears of little importance, therefore, so far as relates to the engine, whether the requisite amount of friction be spread over a broad surface of tire, or be concentrated to a small point ; but as the wheels, by being too narrow, would have a tendency to bury themselves in every soft or newly-made road, and thus raise a perpetual resistance to their own progress, it actually becomes an advantage to adopt that form which is least injurious to the road. The proprietors who have been examined...
Página 423 - ... ground. This framework goes out through the roof, and its sides are closed with clay and a small quantity of straw kneaded together. A space large enough for a door, and another for a window...