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GB873898A
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Constant frequency generator
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Alternating current generating system
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Couplings for fluid pipe lines
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Circuit for connecting alternators in parallel
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Alternating current generator systems
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Fault detector for polyphase circuits
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Circuit for connecting alternators in parallel
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GB871056A
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Improvements in or relating to generating systems
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Excitation circuit for brushless alternator
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Fault detector for polyphase circuits
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Circuit for sensing the highest phase voltage of a polyphase alternating current generator
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Reactive load division circuit for parallel generator systems
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Overspeed shut-off device for turbines
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Torque sensing brake release mechanism
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Dynamo-electric machine
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Carbon pile regulator
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Output mean square sensing for magnetic output voltage regulator
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Elapsed time indicator
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Torque limiter
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Overvoltage relay
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