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:
Jul. 01, 2014
Filed:
Sep. 15, 2011
Christian Weimer, München, DE;
Frank Weiland, München, DE;
Christian Weimer, München, DE;
Frank Weiland, München, DE;
Airbus Helicopters Deutschland GmbH, Donauwoerth, DE;
Abstract
An apparatus and a process for automatic, continuous production of preforms from dry fabrics containing a thermoplastic binder element by feeding individual layers (-) of dry fabrics towards an ultrasonic unit (), applying ultrasonic energy from said ultrasonic unit () to said more than one layers (-) of dry fabrics applying pressure to said more than one layers (-) of dry fabrics containing a thermoplastic binder element while the binder element is activated by means of said ultrasonic energy in said ultrasonic unit (), to create a consolidated, stiff laminate () and cutting said consolidated, stiff laminate () to a preform.