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:
Nov. 04, 2003
Filed:
Dec. 30, 2002
Michael G. Hamilton, Houston, TX (US);
Sam M. Ditta, Alvin, TX (US);
Other;
Abstract
The invention is directed to indicator inserts for industrial diagnostic gauges and to industrial diagnostic gauges having at least one indicator insert that are utilized in industrial applications such as pressure and temperature gauges utilized in petrochemical plants. The indicator insert preferably includes at least one indicator insert marking having luminescent materials and reflective materials to facilitate accurate reading of the industrial diagnostic gauges in low and no light conditions from distances greater than 4 feet. Broadly, the industrial diagnostic gauges include a housing, a diagnostic member, a face, at least one hand operatively associated with the diagnostic member, a clear window, an indicator insert, and a retaining ring. The indicator insert includes a top surface that includes at least one indicator insert marking.