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:
Jan. 16, 1990
Filed:
Nov. 21, 1988
Applicant:
Inventor:
Harold J Evans, Perkins, OK (US);
Assignee:
Central Plastics Company, Shawnee, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219535 ; 219544 ; 285 22 ; 285286 ;
Abstract
An electric heating element for electrically fusing thermoplastic materials. The heating element comprises an elongated thermoplastic insulated wire wound in a spiral configuration with adjacent surfaces of the thermoplastic insulation adhered together.