Patent ID: 8491743
Filing Date: 2013-07-23
Classification: B29C,B29D,B32B,Y02T,Y10T

Abstract:
1. A method of reducing core crush in a chamfered core of a composite structure, comprising the steps of: mounting a lower grip strip to a tool; laying up a lower laminate on the tool such that the lower laminate engages a portion of the lower grip strip; placing a core on the lower laminate; positioning an upper grip strip such that a portion of the upper grip strip engages the lower grip strip and a portion of the upper grip strip engages the lower laminate in overlapping contact therewith, the upper grip strip having protrusions extending from opposing outer surfaces of the upper grip strip; and laying up an upper laminate over the core such that the upper laminate engages the protrusions extending from both of the opposing outer surfaces of the upper grip strip.