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:
Jan. 16, 1990
Filed:
Sep. 22, 1988
Applicant:
Inventors:
Pierre Mailliet, Howald, LU;
Jean Metz, Luxembourg, LU;
Assignee:
Paul Wurth S.A., , LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
266271 ; 266 45 ;
Abstract
A device which allows for the easy mounting of a gripper for coupling a piercing rod to a working tool mounted on a sliding carriage of a piercing machine, and in which the gripper has a female thread designed to be screwed onto a threaded end piece of the working tool is presented. The device essentially comprises a supporting cage which is fixed to the carriage and which ensures the vertical and lateral support of the gripper and allows it to slide longitudinally.