Once through fan for gas laser apparatus and gas laser apparatus therewith
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...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | 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. |
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