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Class Information
Number: 209/489
Name: Classifying, separating, and assorting solids > Stratifiers > Elements > Feeding and discharging > Automatic control
Description: Devices for both feeding and discharging stratifiers which are adapted to automatically control both the feed and the discharge, the feeding and discharging elements being generally so interrelated that when one is interrupted the other is set into operation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6467631 |
Air sifting apparatus |
Oct. 22, 2002 |
| 6351676 |
Computer controlled separator device |
Feb. 26, 2002 |
| 6070738 |
Dynamic monitoring and control of jigs |
Jun. 6, 2000 |
| 5943231 |
Computer controlled separator device |
Aug. 24, 1999 |
| 5541831 |
Computer controlled separator device |
Jul. 30, 1996 |
| 5257698 |
Cleaner for stock suspensions |
Nov. 2, 1993 |
| 5148922 |
Gravity particle separator |
Sep. 22, 1992 |
| 5028317 |
Control of jig separators |
Jul. 2, 1991 |
| 5024334 |
Method and means for gravity table automation |
Jun. 18, 1991 |
| 4563271 |
Percussion jig |
Jan. 7, 1986 |
| 4359383 |
Placer mining apparatus |
Nov. 16, 1982 |
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