The U.S. Patents of Nikola Tesla

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60 that the potential accumulated charge over­ comes the dielectric strength the insulat­ ing-space the condenser discharged. The method electricalconversion here­ in described, which consists charging aeon- . Since the resistance and self- 70 induction the working circuit and the rapidity the successive discharges may be varied will, the current strength the working and generating circuit may bear to one another any desired relation.cir­ cuit, means for producing intermittent or oscillating discharge, and condensers ar­ ranged combined contemplated my invention. when the quantities con­ cerned bear certain relation expressed in well-known formula and ascertained situ- 115 pie experiment. Time is gained this means, and the condenser 90 then discharges through the branch this process beingrepeated for each discharge oc­ curring The amount -electrical en­ ergy stored the condenser each-charge is dependent upon the capacity the con- 95 denser and the potential its plates. tbis case demon­ strated theory and practice that the ratio of the strength the current the working to that the generating circuits the greater the greater the self-induction, and the smaller 120 the resistance the working circuit- the smaller the period oseillatiou.. is evident, therefore, that the quicker the dis­ charges succeed each other the smaller for a given output need the capacity the con­ denser and the greater also the efficiency 100 the condenser.discharge takes place. the generating-cireuit con­ tains condenser and discharges through 40 the air-gaps into the working circuit to any two points which connected con­ denser The condenser is-used modify the current any partof theworkingcircuit, such L. may observed, how­ ever, that each intermittent discharge occur­ ring may consist number oscilla- 110 tions the working circuit branch L. What claim is— 1. 45 may conduce better understanding of the invention consider more detail the conditions existing such system as is illustrated Fig.468,418 radically different from what lias been done heretofore—first, with respect the number of impulses,alternations, oroscillations cur­ rentper unit time, and, second, with respect 5 the manner which the impulses are ob­ tained. A periodically-oscillating discharge will oc­ cur iff Fig.virtue its self-induction, offers strong opposition to such sudden discharge, while the condenser, on tiie other hand, offers such opposition. This discharge has two paths offered—one the condenser the other through the part the working eir- 80 enit The part however,by. The discharges will follow each other the more rapidly the more nearly the rate supply from the generator equals the rate which the circuit including the gen­ erator capable taking and getting rid of the energy. 75 To understand the action the local con­ denser Fig. these conductors are con­ nected the conductors working circuit containing translating devices, such in- 30 candescentlamps ormotors Inoneorboth conductors break the two ends be­ ing separated air-space film insu­ lation, through which disruptive. 25 Figure 1,Arepresents agenerator ofhigh tension; the conductors which lead out from the same. I not limit myself the use any spe­ cific forms the apparatus described con­ nection with this invention nor the precise 125 arrangement the system with respect its details herein shown. This confirmed prac­ tical results. condenser, the plates of 35 which are connected thegenerating-eircuifc. The discharges occurring stated, may the same direction may alter­ nating, and the former case the devices 105 contained the working circuit may trav­ ersed currents the same alternately- opposite direction. I now proceed explanation somewhat more detail the nature invention, referring the accompanying drawings. In Fig. express this result, define the working'current one excessively small period orofan excessively largenumberof im­ pulses alternations oscillations per unit jo time, which mean not thousand or even twenty orthirty thousand perseeond, but many times that number, and one which is made intermittent, alternating, oscillating of itself without the employment meehani- 15 eal devices. It thenrecbarged from the generatorA, and this process repeated more less rapid 65 succession. This will evidently occur when the rate supply from the generator not ade­ quate the capacity the generator, con­ ductors and condenser Each time the condenser charged such extent. the drawings re- turn-wires are shown the circuit; but will be understood that any case the ground may conveniently used lieu the re- 130 turn-wire. The result that practically current 85 passes first through the branch but pre­ sumably opposite electricities rnsh the condenser-coatings^ this storing for the mo­ mentelectricalenergyin the condenser. If this circuit possessitself sufficientcapacity, the condenser may dispensed with. let single discharge be first considered. The two figures are diagrams, each repre- 20 senting generaiing-circuif, working . Let assumed, therefore, that the system there shown the 50 rate supply the .electrical energy, the capacity, self-induction, and the resistance of the circuits are related that disruptive, intermittent, oscillating discharge occurs at Assume that the first-jiamed takes 55 place