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:
Feb. 01, 2005
Filed:
May. 08, 2001
Koichi Mukasa, Hokkaido, JP;
Masayuki Ikeda, Hokkaido, JP;
Kazuhisa Sueoka, Hokkaido, JP;
Eisuke Ueda, Hokkaido, JP;
Hisao Kadono, Hokkaido, JP;
Masakazu Mutoh, Hokkaido, JP;
Koichi Mukasa, Hokkaido, JP;
Masayuki Ikeda, Hokkaido, JP;
Kazuhisa Sueoka, Hokkaido, JP;
Eisuke Ueda, Hokkaido, JP;
Hisao Kadono, Hokkaido, JP;
Masakazu Mutoh, Hokkaido, JP;
Hokkaido University, Hokkaido, JP;
Abstract
A laser irradiating body with a laser inlet and a laser outlet is provided, and plural semiconductor lasers to oscillate plural linear laser beams for measuring a welding state are provided. Then, a CCD camera with a band-pass filter therein to pass through only the reflected linear laser beams is provided. The CCD camera takes, as an image, the measured welding state by the reflected linear laser beams in. Moreover, an image processor to process the image of the measured welding state is provided.