On Intensified Gravity in Centrifugal Governors of Driving Clocks and Steam-engines: Read Before the Royal Society of Edinburgh, February 1, 1869W. Mackenzie, 1869 - 16 Seiten |
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47 HOWARD STREET 9 lbs central axis central spring centrifugal force centrifugal governor chronograph chronometric principle circle of revolution conical pendulum David Gill DEUTSCHEN MUSEUMS diameter driving power driving weight Edinburgh Clock Governor Edinburgh driving clock employed equable equatorial clock-work equatorial clocks equatorial driving clocks equatorial telescope fixed rubbing ring fly outward fly-wheel four pendulums friction Glasgow governors of steam-engines gravity governor Grubb Improvement inch-pounds inches increased intensified gravity knocking tendency Mechanic's Journal Record Melbourne opticians overplus pendulum balls pendulum bobs pendulums in place Porter balls fly Practical Mechanic's Journal produce properly applied quantity gravity rate of motion rate of revolution resistance or driving revolve quicker revolving pendulum revolving weight Royal Astronomical Society rub smoothly screw-shaft screw-steamer seconds pendulum sensible showing hours Siemens Sir William Thomson's Society of London speed suspension Thomson three pendulums turret clock vertical axis carrying vibrating pendulum Watt governor Watt's WILLIAM MACKENZIE William Thomson's governor