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:
Nov. 14, 1978
Filed:
Nov. 04, 1977
Applicant:
Inventor:
William A Ross, New Hartford, CT (US);
Assignee:
The Torrington Company, Torrington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
2191 / ; 219 72 ; 2191 / ;
Abstract
A laser beam is directed towards a workpiece immersed beneath the surface of a liquid coolant. An exothermically reactive gas is directed through the liquid coolant to the workpiece under sufficient pressure and velocity to sweep away a sufficient amount of the liquid coolant to expose part of the workpiece to the laser beam for cutting.