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. 12, 1991
Filed:
Aug. 24, 1989
Applicant:
Inventors:
Andre Dumoulin, Ville De Deux Montagnes, CA;
Michel Gervais, Verdun, CA;
Assignee:
Northern Telecom Limited, Montreal, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264174 ; 264229 ; 425114 ; 4251 / ;
Abstract
Extrusion die assembly and method of insulating conductor in which tensile reinforcing elements are introduced into the conductor insulation as it is being extruded. During extrusion, the reinforcing element engage outwardly against a position control member to limit their outward movement. The extrudate flows to either side of the position control member and recombines into a single unitary mass downstream of the control member.