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:
Nov. 15, 2022
Filed:
Mar. 03, 2020
Applicant:
Cannon Ergos S.p.a., Milan, IT;
Inventors:
Marco Volpato, Milan, IT;
Loredano Sbrana, Milan, IT;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 51/26 (2006.01); B29C 51/14 (2006.01); B29C 51/20 (2006.01); B29C 51/10 (2006.01);
U.S. Cl.
CPC ...
B29C 51/262 (2013.01); B29C 51/14 (2013.01); B29C 51/20 (2013.01); B29C 51/10 (2013.01);
Abstract
A frame device for retaining and positioning sheet materials and possible reinforcing materials intended to be thermoformed to obtain objects made of composite material The first tubular element and the second tubular element are fixed together permanently so as to define a grasping frame-structure configured as a single piece. A third vacuum chamber is defined in the grasping frame structure, separate and independent of the first and second vacuum chambers and configured for removing air from the zone that is interposed between the first and second sheet materials and which is intended for being possibly occupied by the reinforcing materials.