Laser oscillator and laser machining apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9379511
APP PUB NO 20120006798A1
SERIAL NO

13203778

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A laser oscillator includes a blower for blowing laser gas to discharge tubes; a gas circulation path for connecting discharge tubes and a blower; a gear chamber pressure detector for detecting the pressure of the gear chamber disposed in the blower; and an alarm part for issuing an alarm when the pressure detected in the gear chamber pressure detector is higher than a predetermined pressure. The predetermined pressure is set based on the average value of the pressure on the laser gas inlet side and the pressure on the laser gas outlet side of the blower. This configuration can prevent the entry of the oil mist generated from the blower into the gas circulation path and an increase in the gas consumption, while maintaining stable laser output for an extended period of time without increasing the running cost.

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Patent Owner(s)

Patent OwnerAddress
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTDOSAKA-SHI OSAKA 540-6207

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eguchi, Satoshi Osaka, JP 66 483
Hayashikawa, Hiroyuki Osaka, JP 25 59
Omatsu, Hidefumi Osaka, JP 1 3

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