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:
Jul. 21, 1992
Filed:
Dec. 27, 1990
Alain Vignes, Paris, FR;
Jacques Griffaton, Chalon S/Saone, FR;
Framatome, Courbevoie, FR;
Abstract
The tubular casing (3) of the working head (1) exhibits two windows, upstream (4) and downstream (5), opposite each one of which there is mounted a deflecting mirror, a partially reflecting mirror (12) and a totally reflecting mirror (14) respectively. A first optical focusing device (8) is mounted in front of the upstream mirror, and a second optical focusing device (13) is mounted between the downstream mirror and the image focus (11) of the upstream optical device. Application to the simultaneous performance of a plurality of circular welds in tubes of small diameter.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile