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. 15, 1987
Filed:
Jun. 28, 1984
Oswald Bieber, Heroldsbach, DE;
Erich Haas, Leinburg-Diepersdorf, DE;
Rudolf Henglein, Pinzberg, DE;
Bernd Richter, Erlangen, DE;
Kraftwerk Union Aktiengesellschaft, Mulheim, DE;
Abstract
A remotely operable tool assembly includes a tool for plugging heat exchanger tubes, the tool including a multi-partite plug to be clamped to a tube, a nut connected to one of the parts of the plug, a tensioning device including a rod to be connected to the nut, and a sleeve surrounding the rod for connection to the nut, a linear drive connected to the rod for moving the rod in a linear direction in turn moving the plug parts into and out of a tensioning position, and a rotary drive coupleable to the sleeve for rotating the sleeve with a screw motion in the tensioning position of the plug parts.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile