Abstract: A method of connecting a metallic bolt to a plastic work piece is shown and described. The object to provide a method which makes possible a reliable connection between metal workpieces on the one hand and plastic workpieces on the other hand is achieved in that a first plastic work piece and a metallic bolt are provided, and in that the bolt is pressed into a surface of the first plastic workpiece, the bolt being rotated during the pressing-in, and the rotational speed of the bolt being selected in such a way that the first plastic workpiece is plasticized, so that the bolt is anchored in the first plastic workpiece in a positive-locking manner after the rotation is stopped.
Type:
Grant
Filed:
November 20, 2006
Date of Patent:
August 18, 2009
Assignee:
GKSS-Forschungszentrum Geesthacht GmbH
Inventors:
Sergio De Traglia Amancio Filho, Matthias Beyer, Jorge F. Dos Santos
Abstract: An enhanced pop rivet capable of joining materials that may not be joined using a conventional pop rivet is provided. The pop rivet has contains a detachable shank that exposes a sharpened brad when removed. A user may then impale a second material with the sharpened brad so that the second piece of material becomes securely attached.
Abstract: The invention relates to a holding element made of plastic for attachment of at least one tube-shaped body to a support. The element comprises an attachment zone 1, joinable with the support, and a band-shaped holding zone 2 functioning to encircle the tube-shaped body and provided with a locking device 3 connectable with a cooperating locking device 4 of the attachment zone 1. According to the invention, the locking device 3 includes a ring 5 which can be slid onto a cooperating locking device 4 comprising a plug area 6 having a collar 7.
Abstract: A low profile double slot spanner locknut for engaging a threaded fastener having a substantially ring-shaped main body including a round outside edge, a hollow lower interior engagement portion and a hollow coined lip, portion. Two adjustment slots are positioned about 180.degree. apart on the outside edge and are used by a spanner drive tool for installing and adjusting the locknut. An impressionable nylon insert is positioned in a cavity in the coined lip portion. The insert is configured to further engage the thread of the fastener impressing the thread into the insert for self-locking during installation of the locknut.