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Utilisation of atmospheric electrical energy - to charge storage battery over long period by connecting it to metal rod with alpha particle emitter
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Light weight accumulator, or primary cell - has positive pole of lead di:oxide, acid electrolyte and positive pole of refined aluminium
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Gravity force drive for electricity generator - uses falling pendulum with weight arranged to drive dynamo via toothed-wheel ratchet
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Novel engine or pump - in which piston reciprocates on outside of fixed cylinder
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Reciprocating type IC engine - has combined cylinder and piston in form of bellows of special material
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Accumulator with improved lifetime and reliability - has separate sealed vessels of plastics above and below main accumulator
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Earth gravity powered electrical generator - uses potential energy of weights suspended by ropes
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Primary element and light accumulator
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New electrical energy generator
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