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Device for radial, static and dynamic convergence of electron beams in a colour television display tube
What is claimed is: 1. A television convergence device comprising a substantially U shaped ferromagnetic core have two substantially parallel legs and a yoke coupled to ...
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Blended lamp
What is claimed is: 1. A blended lamp having an incandescent filament in a halogen atmosphere which is electrically arranged in series with a high-pressure sodium vapor ...
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Circuit for turning on a charging-completion indicator separate from a flash unit
The invention claimed is: 1. In a flash unit wherein a main capacitor is charged from the output of a DC-DC converter to store the energy for causing a flash lamp to ...
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Portable exercise case containing barbells or the like
Briefly, in accordance with the present invention, a portable exercise case comprises at least one relatively heavy weight provided with a hole therethrough and a ...
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Methods of and apparatus for electrodeless discharge excitation
Another object of this invention is to provide for new and improved electrodeless lamp systems which utilize standing wave principles for achieving arc isolation. Yet ...
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Apparatus for measuring the period and frequency of a signal
I claim: 1. An apparatus for measuring the period and frequency of a substantially periodic input signal waveform having random components by cross-correlating the input ...
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Ratchet lock mechanism for exercise hip, leg and squat sled
The problems outlined above are in large measure solved by the present invention which provides a greatly improved exercise device especially designed for leg and lower ...
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Resistor composition for spark plug having a resistor enclosed therein
In one embodiment of this invention, the invention provides a resistor composition for a resistor useful in a spark plug, the resistor composition comprising (1) 100 ...
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Decorative lighting control with a waveform generator
It is accordingly a general object of the invention to provide an improved waveform generator of width modulated pulses. Another object of the invention is to provide ...
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Exercise bicycle
The main objective of the present invention is to provide an exercise bicycle with a novel transmission system which can overcome the drawbacks commonly associated with ...
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