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:
Oct. 28, 2014
Filed:
Apr. 13, 2005
Applicants:
Kim Bager, Lyngby, DK;
Carsten Thirstrup, Charlottenlund, DK;
Inventors:
Kim Bager, Lyngby, DK;
Carsten Thirstrup, Charlottenlund, DK;
Assignee:
Coloplast A/S, Humlebaek, DK;
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/00 (2014.01); B29C 65/00 (2006.01); B23K 26/18 (2006.01); B29C 65/16 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 66/532 (2013.01); B29C 65/1635 (2013.01); B29C 66/90 (2013.01); B29C 65/1641 (2013.01); B29L 2031/7148 (2013.01); B29C 65/1677 (2013.01); B29C 65/1616 (2013.01); B29C 66/004 (2013.01); B29C 66/9592 (2013.01); B23K 26/18 (2013.01);
Abstract
A method of laser welding a layered product comprising two layers () of a high absorption at the radiation wavelength, where one layer () is welded to a material () having a lower absorption and wherein a scattering layer () is provided between the laser welded layers () and the other high absorption layer () in order to scatter any radiation penetrating the first high absorption layer () in order to prevent excessive heating of the other high absorption layer ().