Seal device of light path system in laser beam machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 29, 2008
Grant Date -
Apr 26, 2007
app pub date -
Oct 5, 2006
filing date -
Oct 26, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention provides a laser beam machine having a light path duct with improved dust proof property. A light path system of a laser beam machine comprises a light path duct 10 having a U-shaped cross-section with the upper end opened, and a light path 12 into which clean air is fed. Gutters 110 are disposed on both sides of the light path duct 10, and liquid 120 is filled therein. The laser beam extraction unit 50 traveling on the light path duct 10 has panels 150 disposed on both sides thereof, and a skirt portion 152 formed at the end of each panel 150 is immersed in the liquid 120, thereby forming a liquid seal.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully