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.

Date of Patent:
Mar. 31, 1992

Filed:

Jul. 30, 1990
Applicant:
Inventors:

Virgilio Bortolotto, Pino Torinese, IT;

Alberto D Piane, Bruino, IT;

Fabrizio Grassi, Turin, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
21912163 ; 21912167 ;
Abstract

A machine for relatively displacing in space a workpiece and a laser head having a nozzle supplying a laser beam together with a stream of gas suitable for the operation being performed (cutting or welding); which machine provides for switching fully automatically, and without changing the laser head, from one type of operation to the other, by virtue of the nozzle presenting a removable portion designed according to the type of operation being performed, and first releasable gripping means for gripping the removable portion; and by virtue of the machine comprising a nozzle refitting station having second releasable gripping means for gripping the removable portion, and means for selectively connecting/disconnecting the first and second gripping means.


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