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. 22, 2003
Filed:
Aug. 21, 2000
Applicant:
Inventors:
Hisashi Nara, Hiratsuka, JP;
Natsushi Suzuki, Oyama, JP;
Assignee:
Komatsu Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/10 ;
U.S. Cl.
CPC ...
H01S 3/10 ;
Abstract
The invention provides a method of adjusting a rotational balance of a once through fan for a gas laser apparatus. In a gas laser apparatus having a laser chamber for charging a laser gas and a once through fan for circulating and driving the laser gas, a mounting hole for mounting a balance weight for adjusting a rotational balance of the once through fan is provided on a peripheral edge surface of a blade supporting plate for supporting a blade portion of the once through fan.