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. 20, 1984
Filed:
Feb. 23, 1982
Applicant:
Inventor:
Alberto Vespasiani, Milan, IT;
Assignee:
Societa' Pneumatici Pirelli S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D07B / ; D07B / ; D07B / ;
U.S. Cl.
CPC ...
57-9 ; 57 5832 ; 57 5855 ;
Abstract
Apparatus for producing metallic cords having layers of wires twisted around a wire core, with great efficiency and low costs, of the outer collection kind, comprises two double-twist cabling machines in series, mutually co-axial and joined together in such a way that the ratio of the rotational velocities of two cages differ and can be changed while the apparatus is in operation.
Vespasiani, Alberto. (1984). Apparatus for producing metallic cords in layers (U.S. Patent No. 4437297). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4437297
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile