Perpetual Motion: The History of an Obsession |
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Page 105
... centre , which when opened , the large one will be raised by the buoyancy of the ball ; because the moment the small valve in the centre is opened ( although only the size of a pin's head ) , No. 2 valve will have taken upon itself to ...
... centre , which when opened , the large one will be raised by the buoyancy of the ball ; because the moment the small valve in the centre is opened ( although only the size of a pin's head ) , No. 2 valve will have taken upon itself to ...
Page 135
... centre of the main shaft . On the upward half of the revolution , the weighted levers closed up and the weights themselves described an arc of rotation with a smaller radius relative to the shaft . To assist in increasing the turning ...
... centre of the main shaft . On the upward half of the revolution , the weighted levers closed up and the weights themselves described an arc of rotation with a smaller radius relative to the shaft . To assist in increasing the turning ...
Page 200
... centre draw , say , seven or nine radial lines like spokes . Stick a pin through the centre and while turning the disc with one hand , write the number 6 at the end of each spoke as it comes horizontal to your writing hand . When you ...
... centre draw , say , seven or nine radial lines like spokes . Stick a pin through the centre and while turning the disc with one hand , write the number 6 at the end of each spoke as it comes horizontal to your writing hand . When you ...
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