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.
Patent No.:
Date of Patent:
Mar. 08, 1977
Filed:
Nov. 21, 1975
Applicant:
Inventors:
Marvin L Peterson, Ponca City, OK (US);
Charles F Cole, Jr, Ponca City, OK (US);
Assignee:
Continental Oil Company, Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
324 / ;
Abstract
A portable apparatus for determining the moisture content in welding electrode coatings is described. The apparatus is suitable for field use, and comprises a source of low voltage direct current, a means for transforming low voltage direct current to high voltage direct current, an electrical circuit including a current indicating means and contacts attachable to a welding electrode whereby the welding electrode coating is included in the electrical circuit. A method of operating the apparatus to determine the amount of moisture in a welding electrode coating is also described.