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US 4,062,651 AGranted
Ignition means in a chemical analyzer flame photometer
AssigneeHycel, Inc.
InventorLarry J. Lape
Life of this patent
Estimating the term…
Abstract
In a flame photometer in a chemical analyzer, an electrical spark is used to ignite gas. An improved construction is provided in which an electrode is provided at the center of a nozzle screen, and the nozzle screen is utilized as a ground terminal. An improved electrode assembly facilitating ease of connection of a power source to the electrode is also provided.
Claims6
In a flame photometer in a chemical analyzer comprising a nozzle, gas source, and atomized sample source for interaction with a flame and means for measuring wavelengths of samples in the flame, the improvement comprising:
- an electrically conductive screen mounted to said nozzle for forming a flame, means connecting said screen to a source of reference potential, an aperture formed in said screen, an electrode assembly comprising an electrode housed in insulating means, and means mounting said electrode assembly for projection through said aperture, whereby a spark gap is defined between said screen and said electrode.
Dependencies are inferred from the claim text.