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:
Sep. 04, 1990
Filed:
Jul. 15, 1988
Applicant:
Inventors:
Assignees:
Siemens Aktiengesellschaft, Hanover, DE;
Deutsche Gesellschaft fur Wiederaufarbeitung von Kernbrennstoffen mbH, Munich, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285 23 ; 285 24 ; 285 39 ; 2853342 ; 285368 ; 285920 ;
Abstract
A bolted pipe joint releasable by remote control includes two flanges each eing disposed at a respective one of two pipe ends. A centering aid cooperates with both of the flanges. A seal is provided for the pipe ends. A fastening screw presses the two flanges together. The fastening screw has first and second threaded regions being successively engaged upon pressing the flanges together. The first threaded region has a substantially greater pitch than the second threaded region.