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:
Dec. 01, 1981
Filed:
Dec. 06, 1979
Applicant:
Inventor:
Roy E Sullivan, Carrollton, GA (US);
Assignee:
Southwire Company, Carrollton, GA (US);
Primary Examiner:
Int. Cl.
CPC ...
B29F / ; B29F / ; H01B / ; H01B / ;
U.S. Cl.
CPC ...
428368 ; 15624412 ; 156500 ; 1741 / ; 425113 ; 4251331 ; 425190 ; 425191 ; 4251 / ; 425381 ; 425463 ; 425467 ; 428380 ; 428383 ;
Abstract
Disclosed is an apparatus and method for extruding primary insulation and insulation shielding onto an advancing shielded conductor strand in one operation without causing inward protrusions of insulation shielding compound particles into the primary insulation comprising an extruder head with a starter tip, an antiprotrusion tip and a die.