The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General Literature, 6. kötetThomas Spencer Baynes C. Scribner's Sons, 1878 |
Részletek a könyvből
1 - 5 találat összesen 54 találatból.
15. oldal
... axis the axis on which the telescope turns is made parallel . Clocks with such pendulums may also be used in bedrooms by persons who cannot bear the ticking of a common clock . The pendulum , instead of being hung by a flat spring , is ...
... axis the axis on which the telescope turns is made parallel . Clocks with such pendulums may also be used in bedrooms by persons who cannot bear the ticking of a common clock . The pendulum , instead of being hung by a flat spring , is ...
17. oldal
... axis about at right angles to each other , one of them over the front of the wheel as it stands , and the other over the back . The tooth Dis just escaping from the front pallet CA , and at the same time the tooth at the back of the ...
... axis about at right angles to each other , one of them over the front of the wheel as it stands , and the other over the back . The tooth Dis just escaping from the front pallet CA , and at the same time the tooth at the back of the ...
18. oldal
... axis of the pallets C for their centre ; and the consequence evidently is , that as the pendulum goes on , carrying the pallet still nearer to the wheel than the position in which a tooth falls on to the corner A or B of the impulse and ...
... axis of the pallets C for their centre ; and the consequence evidently is , that as the pendulum goes on , carrying the pallet still nearer to the wheel than the position in which a tooth falls on to the corner A or B of the impulse and ...
20. oldal
... axis or arbor of which de- scends the half fork CP to touch the pendulum . From the other pallet CB descends the other half fork CO . The two arbors are set as near the point of suspension , or top of the pendulum spring , as B possible ...
... axis or arbor of which de- scends the half fork CP to touch the pendulum . From the other pallet CB descends the other half fork CO . The two arbors are set as near the point of suspension , or top of the pendulum spring , as B possible ...
24. oldal
... axis of the pallets , and the wheel to be driven with sufficient force , it will evidently swing the hammer rapidly back- wards and forwards ; and the position and length of the hammer head may be so adjusted as to strike a bell inside ...
... axis of the pallets , and the wheel to be driven with sufficient force , it will evidently swing the hammer rapidly back- wards and forwards ; and the position and length of the hammer head may be so adjusted as to strike a bell inside ...
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afterwards ancient angle appears arbor axis beetles British called centre century church clock coal measures coal-field coast cobalt Cochin Cochin China coffee coke Coleridge colony colour comet common companies Condé Condillac Confucius considerable Constantine constitution consuls contains Convocation court Crown diameter directrix district ellipse elytra emperor England English escapement Europe exports extended feet France French Government gravity escapement House important inches India iron island king known labour land larvæ latter length less lignite London means miles millstone grit native observed obtained pallet parabola Parliament passed pendulum perihelion pinion population prince of Condé principal produced PROP province remarkable remontoire river Roman Rome royal scape-wheel seams side society species square miles strata surface tangent teeth temperature thickness tion Tong-king town trade weight wheel whole