Perpetual Motion: The History of an Obsession |
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Page 132
... Philadelphia exhibition , according to Sellers , this shaft ostensibly gave motion to a grindstone or some other working machine , which device was in reality driving the perpetual motion . This was proved by the way in which the pins ...
... Philadelphia exhibition , according to Sellers , this shaft ostensibly gave motion to a grindstone or some other working machine , which device was in reality driving the perpetual motion . This was proved by the way in which the pins ...
Page 141
... Philadelphia and other cities . Their numbers included many who could ill afford unwise speculation , such as clerks , shop - girls , widows and orphans - all people looking for the day when the increased value of their shares would ...
... Philadelphia and other cities . Their numbers included many who could ill afford unwise speculation , such as clerks , shop - girls , widows and orphans - all people looking for the day when the increased value of their shares would ...
Page 226
... Philadelphia , vol . 139 , 1894–5 , pp . 246–51 . NICHOLSON , William , article on Cox's clock , Philosophical Journal , Lon- don , vol . I , 1799 , p . 375 . ORD - HUME , Arthur W. J. G. , Clockwork Music , Allen & Unwin , London ...
... Philadelphia , vol . 139 , 1894–5 , pp . 246–51 . NICHOLSON , William , article on Cox's clock , Philosophical Journal , Lon- don , vol . I , 1799 , p . 375 . ORD - HUME , Arthur W. J. G. , Clockwork Music , Allen & Unwin , London ...
Contents
Introduction | 15 |
What is Perpetual Motion? | 19 |
Elementary Physics and Perpetual Motion | 27 |
Copyright | |
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ammonia appeared Archimedean screw atoms Bishop Wilkins Böckler boiler bottom buckets centre century chain claims clock clockwork Coleman Sellers conservation of energy continue Cox's crank demonstrated descending described device discovered discovery discs driving dry pile electricity engine exhibition experiment flywheel force Franklin Institute friction fuel Garabed Giragossian glass gravity heat hollow impossible inclined plane invention inventor Keely's lamp Law of thermodynamics levers liquid lodestone magnets means mechanism mercury move Museum natural once operation Orffyreus Patent Office pendulum perpetual motion machine perpetual motion seekers perpetual motionists Perpetuum Mobile petual motion Philadelphia philosopher physicist piece possible pressure principle probably produced Professor published pulley pump radium reactor Redheffer Rolling Ball Clock rotation scheme Second Law self-moving wheel shaft side steam Stevinus strange temperature thing thought tion tube turn uranium 235 uranium 238 valve waterwheel weights winding Zimara