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:
Mar. 16, 2010
Filed:
May. 04, 2005
Applicants:
Tsunehiko Yamazaki, Aichi pref., JP;
Naoomi Miyakawa, Aichi pref., JP;
Inventors:
Tsunehiko Yamazaki, Aichi pref., JP;
Naoomi Miyakawa, Aichi pref., JP;
Assignee:
Yamazaki Mazak Corporation, Aichi pref., JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/00 (2006.01); B23K 26/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a device which optically checks a nozzle tip of a laser machining tool. A camera unitwhich is raised and lowered in opposing relation to a nozzleof a laser beam machine has a camera chamberand is sealed by protective glass, where the camera chambercontains a CCD camera bodyand lens. While a ring lightilluminates a surface of the nozzle, the CCD camera bodychecks the nozzleoptically.