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:
Jun. 09, 1981
Filed:
Nov. 05, 1979
Applicant:
Inventors:
Jean P Hulin, Conflans, FR;
Michel de Vecchis, Pontoise, FR;
Assignee:
Societe Lignes Telegraphiques et Telephoniques, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; G02B / ;
U.S. Cl.
CPC ...
264146 ; 264-11 ; 264163 ; 264173 ; 264174 ; 2642091 ; 264310 ; 425113 ; 425307 ; 425309 ; 425313 ; 425315 ; 425380 ; 425467 ;
Abstract
A process and tooling to carry on said process for producing direct from extrusion an open groove plastic cylindrical section which consists in extruding the material around cylindrical pins arranged along a circle and protruding downstream with respect with the die opening and drawing the deformable structure along inner cutters located in the ducts formed by the pins to cut the material between the duct and the outside and further drawing said still deformable structure around flexible wires free to fill said slitted ducts.