Patent ID: 8985925
Filing Date: 2015-03-24
Classification: F16B,Y10T

Abstract:
1. A nut and shell assembly comprising: a shell having an inner surface that defines an inner shell space, and a through hole to communicate said inner shell space with the outside; and an insert nut structure including an insert nut fixed in said through hole by hot-melting from an interior to an exterior of said shell, and an elastic seal sleeved on said insert nut and in substantially tight contact with said shell in said through hole, said insert nut including a columnar body fixed in said through hole, and a flange connected to one end of said columnar body, having an outer diameter greater than that of said columnar body, and abutting against said inner surface of said shell; wherein said shell further has a hole-defining wall that defines said through hole, said elastic seal being in substantially tight contact with said hole defining wall; wherein said insert nut has an outer surface formed with a first groove, said elastic seal being received engagingly in said first groove; and wherein said first groove extends inwardly from the center of said outer surface of said insert nut.