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09-07-2011

Glazing of laminated safety glass

Glazing of laminated safety glass, of the type of glazing comprises at least two sheets of glass held together by plastic sheets of polyvinyl butyral or the like, with special application for its low weight and high strength in urban transport vehicles and rail, which is constituted by an outer sheet (2) of tempered glass with a thickness comprised between 1.5 and 4 mm; a first transparent aliphatic polyurethane sheet (3); a polycarbonate layer (4); a second sheet of transparent aliphatic polyurethane (5), and, one inner sheet (6) of tempered glass, obtaining a glazing (1) with a resistance to penetration by projectiles higher than 290 J, a bending strength higher than 150 MPa, and a surface weight between 9 and 20 kg/m 2 , and can be mounted on a structure of double glazing with air chamber to improve the characteristics of thermal, acoustic and solar insulation.

Document: EP2363285A1
Click here for the full patent text at DEPATISnet [PDF]
Published patent application
Disclosure date: 10-02-2007
Publication date: 09-07-2011
Applicant: ARINO DE FRENNE ANA MARIA, ES
Inventor: ARINO DE FRENNE ANA MARIA, ES


© European Patent Office. This information was obtained from the espacenet of the European Patent Office. There is no guarantee of its correctness or curency. For additional information, please use the research at espacenet. It is possible to determine the current legal and procedural status of patents and utility patents/models at http://worldwide.espacenet.com/ kfree of charge.

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