Electricity as a motive power, by count T. du Moncel and F. Geraldy, tr. and ed. by C.J. Wharton |
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Resultat 1-5 av 27
Side 8
... cores . Sometimes only one of the arms is covered with a bobbin , as in Figs . 5 and 6 , and the electro - magnet is then called a one - legged electro- magnet . Sometimes several arms are placed on a single base , as in Figs . 7 and 9 ...
... cores . Sometimes only one of the arms is covered with a bobbin , as in Figs . 5 and 6 , and the electro - magnet is then called a one - legged electro- magnet . Sometimes several arms are placed on a single base , as in Figs . 7 and 9 ...
Side 10
... core in the centre and containing the magnetising coil . This is a circular electro - magnet , and the poles are constituted by the two iron cylinders fixed to the two extremities of the core . They must , in conse- quence , be ...
... core in the centre and containing the magnetising coil . This is a circular electro - magnet , and the poles are constituted by the two iron cylinders fixed to the two extremities of the core . They must , in conse- quence , be ...
Side 13
... cores , being fixed to the poles of a very power- ful permanent magnet , are always magnetised , and only act when temporarily demagnetised by the action of their bobbins , thus being of very delicate action . Polarised armatures have ...
... cores , being fixed to the poles of a very power- ful permanent magnet , are always magnetised , and only act when temporarily demagnetised by the action of their bobbins , thus being of very delicate action . Polarised armatures have ...
Side 14
... the action of the parallel currents . By filling half the bobbin with an iron core , as in Fig . 22 , it is made an electro - magnet , and its action , added to the attraction of the solenoid in the first 14 Electricity as a Motive Power .
... the action of the parallel currents . By filling half the bobbin with an iron core , as in Fig . 22 , it is made an electro - magnet , and its action , added to the attraction of the solenoid in the first 14 Electricity as a Motive Power .
Side 16
... core . Among these arrangements we will mention that in which the magnetic core is composed of cylindrical iron tubes one inside the other , each wound with magnetising coils of various thicknesses , the ends of all the coils being ...
... core . Among these arrangements we will mention that in which the magnetic core is composed of cylindrical iron tubes one inside the other , each wound with magnetising coils of various thicknesses , the ends of all the coils being ...
Vanlige uttrykk og setninger
Académie des Sciences acting action apparatus applied armature arrangement attractive force axis battery bobbin brake brushes Bunsen cells centimetres circular cloth commutator conductor constructed copper core crank crown 8vo cylinder described developed diameter direction distance dynamo edition effects electric current electro-magnets electromotive force employed Engineers experiments exterior circuit fixed Froment furnished give Gramme machine heat horse-power increase induction inductor insulated intensity inventor kilogrammes kilogrammetres length lever locomotive magnetic core magnetic field magnetising magnetising coils Marcel Deprez means mechanical ment metal metres Miesbach millimetres motion motive power motor movable movement necessary obtained pieces plates poles principle produced proportion quantity rails railway receiver residual magnetism resistance reversed revolving ring rods rotary rotation seen shaft shown in Fig Siemens similar soft iron solenoid speed Steam steam-engine stroke tension tion transport of force Treatise tricity Trouvé tube turn utilised wheel wire zinc
Populære avsnitt
Side 318 - A Descriptive Treatise on Mathematical Drawing Instruments : their construction, uses, qualities, selection, preservation, and suggestions for improvements, with hints upon Drawing and Colouring. By WF STANLEY, MRI Fifth edition, with numerous illustrations, crown 8vo, cloth, 5-?. Spons' Architects and Builders Pocket-Book of Prices and Memoranda.