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Class Information
Number: 184/103.2
Name: Lubrication > Lubricators > Constant level > Float-controlled
Description: Device wherein the automatic level maintaining means includes a buoyant body floating on or in the lubricant.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7143867 |
Electronic oil level detection and replacement system |
Dec. 5, 2006 |
| 6988590 |
Oil delivery system |
Jan. 24, 2006 |
| 5911289 |
Oil level control apparatus |
Jun. 15, 1999 |
| 5685331 |
Oil level regulator |
Nov. 11, 1997 |
| 5593596 |
System and method for collecting cutting fluid liquid and chips |
Jan. 14, 1997 |
| 5568842 |
Oil control unit for high-performance vehicles |
Oct. 29, 1996 |
| 5542499 |
Electromechanical oil level regulator |
Aug. 6, 1996 |
| 5466380 |
Sump system and method for collecting liquid to be filtered |
Nov. 14, 1995 |
| 5435414 |
Batch recirculating system for highly viscous and semi fluid lubricants |
Jul. 25, 1995 |
| 5425432 |
Oil addition device |
Jun. 20, 1995 |
| 5341900 |
Open gear set lubrication system |
Aug. 30, 1994 |
| 5327997 |
Lubrication management system |
Jul. 12, 1994 |
| 5273134 |
Oil consumption measurement system for internal combustion engine |
Dec. 28, 1993 |
| 5197569 |
Constant depth reservoir |
Mar. 30, 1993 |
| 4967880 |
Process and apparatus for monitoring lubricating oil water content for rotary printing presses |
Nov. 6, 1990 |
| 4750456 |
Automatic oil level maintenance system |
Jun. 14, 1988 |
| 4603666 |
Device for maintaining a constant oil level |
Aug. 5, 1986 |
| 4509618 |
Oil lubrication system, especially for knitting machines |
Apr. 9, 1985 |
| 4491103 |
Automatic engine oil level maintenance system |
Jan. 1, 1985 |
| 4428208 |
Oil control system and regulator |
Jan. 31, 1984 |
| 4417561 |
Method and apparatus for automatically changing and disposing of used engine oil |
Nov. 29, 1983 |
| 4256202 |
Lubricating device for rotary rings of spinning and twisting frames |
Mar. 17, 1981 |
| 4036327 |
Air line lubricator with safety device |
Jul. 19, 1977 |
| 3958663 |
Air line lubricator safety device |
May. 25, 1976 |
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