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:
Apr. 20, 1999
Filed:
Feb. 26, 1997
Applicant:
Inventor:
Franz-Josef Puttman, Lennestadt, DE;
Assignee:
Tracto-Technik Paul Schmidt Spezialmaschinen, Lennestadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F / ; F16L / ;
U.S. Cl.
CPC ...
405184 ; 405154 ; 175 53 ; 138 97 ;
Abstract
A device for connecting a pipeline conduit to a ground-boring machine or for replacing old pipes and inserting the end of an individual pipe into a sleeve joint of the preceding pipeline conduit, comprising a tensioning frame that can be attached to the end of the pipeline conduit or the individual pipe to be connected thereto, a tensioning drive on the tensioning frame, and a cable or chain that is coupled to the machine as well as the tensioning drive.