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Class Information
Number:
137/246.23
Name:
Fluid handling
>
With cleaner, lubrication added to fluid or liquid sealing at valve interface
>
Liquid supplied at valve interface
> Gravity or capillary feed
Description:
Valves wherein the lubricant flows by gravity or by capillarity.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
7704728
Microfluidic gravity pump with constant flow rate
Apr. 27, 2010
7007711
Dispersion nozzle with variable throughput
Mar. 7, 2006
5901737
Rotary valve having a fluid bearing
May. 11, 1999
5370506
Piston type compressor with a rotary suction valve
Dec. 6, 1994
4273156
Shutoff device
Jun. 16, 1981
4197924
Ball valve lubricating apparatus
Apr. 15, 1980
3977496
Air tool lubricator
Aug. 31, 1976
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