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:
Sep. 11, 2012
Filed:
Aug. 10, 2010
Jun Maehara, Tsurumi-ku, JP;
Yukio Morishige, Ota-ku, JP;
Jun Maehara, Tsurumi-ku, JP;
Yukio Morishige, Ota-ku, JP;
Disco Corporation, Tokyo, JP;
Abstract
A laser beam processing machine is provided which includes a laser beam irradiation unit including a laser beam oscillation unit and a processing head provided with a condenser lens condensing a laser beam oscillated from the laser beam oscillation unit. The processing head includes a liquid column forming mechanism provided with a jet nozzle adapted to jet liquid along an optical path for the laser beam condensed by the condenser lens, and a water droplet suction mechanism disposed below the liquid column forming mechanism and provided with an insertion passage through which a liquid column jetted from the jet nozzle is passed and with an annular suction port formed to surround the insertion passage and communicate with suction means.