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:
May. 08, 2001
Filed:
Apr. 20, 2000
Applicant:
Inventor:
Ralf Salameh, Bretten, DE;
Assignee:
Federal-Mogul Sealing Systems Bretten GmbH & Co., KG, Bretten, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 2/118 ; F16B 3/900 ;
U.S. Cl.
CPC ...
F16B 2/118 ; F16B 3/900 ;
Abstract
In a fastener comprising a screw with a shaft having a thread portion at one end and a head at the other end and an axially extending sleeve structure provided with an internal thread at its end adjacent the screw head in which the screw is captured wherein the screw shaft has a reduced diameter area between the screw head and the screw thread, which is disposed within the sleeve thread area after the screw has been threaded through the sleeve thread, the adjacent end areas of the sleeve thread and the screw thread are made inoperative by cold deformation so that the screw is captured in the sleeve structure.