The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 26, 1988

Filed:

Feb. 10, 1986
Applicant:
Inventor:

Paul R Goudy, Jr, Bayside, WI (US);

Assignee:

Autotrol Corporation, Milwaukee, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ; H01J / ;
U.S. Cl.
CPC ...
313 15 ; 313113 ; 313493 ; 313634 ;
Abstract

An improved radiation-emitting device of the type for containing a gas and electron flow therein between electrodes. First and second separate elongated principal members form an elongated envelope volume having constant cross-sections along its length. The members are arranged and configured so that the envelope volume is less than that of a cylinder of similar cross-demension. The first principal member is radiation-transmissive and the second is preferably radiation-reflective, having a metallic inner coating. Plural electrodes are preferably used. The second principal member is preferably inwardly-concave. One preferred embodiment has a first principal member which is outwardly concave and preferably has a high gas pressure. Another has an outwardly convex first principal member. Another has concentric inner and outer tubes as radiation-transmissive and radiation-reflective members, respectively, the inner tube serving as a flow path for a liquid to be treated.


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