Fixing system comprising a plastic covered screw

US6318927A · kind A · utility

Assignee

• NACAM DEUTSCHLAND GmbH · DE

Inventors

• Burkhard Schafer · Ganderkesee, DE
• Stephan Klumpe · Ostercappeln, DE
• Thomas Rauterberg · Bremen, DE
• Herniu Michalski · Brinkum, DE

Key dates

• Filing date: Mar 21, 2000
• Grant date: Nov 20, 2001
• Expiry date: Mar 21, 2020

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T403/75
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A fastening system is provided for fastening a first structural component to a second structural component for use especially in the motor vehicle industry, which has at least one fastening screw, a corresponding first preassembly thread on the first structural component, in which the fastening screw is fastened after the preassembly and a fastening thread on the first structural component or the second structural component for fixing the first structural component to the second structural component by the fastening screw, whereby this screw, after fixing, is fastened in the associated fastening thread, whereby the fastening screw has at least one front threaded area arranged on the free end of the screw shank and a second area adjacent to the screw head, whereby this is provided with a plastic coating, into which a thread corresponding to the preassembly thread is incorporated only when the fastening screw is screwed into the preassembly thread.