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:
Sep. 04, 1990
Filed:
Jun. 06, 1988
Applicant:
Inventors:
Daniel C Harmony, Tucson, AZ (US);
John B Gummere, Tucson, AZ (US);
Stephen C Minney, Tucson, AZ (US);
Assignee:
Engineering & Research Associates, Inc., Tucson, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219 1043 ; 219 1053 ; 219 1073 ; 219 1081 ; 1562744 ; 1562737 ; 1563806 ;
Abstract
A radially compressible heating element is located about concentric overlapped heat fusible elements temporarily mounted upon a mandrel to form an annular seal between the heat fusible elements upon energization of the heating element.