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Class Information
Number: 222/366
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Movable or conveyer-type trap chamber > Reciprocating (including oscillating) conveyer-type trap chamber > Single inlet-outlet
Description: Dispensers in which the trap chamber has a single passage for both filling and discharging. The assembly may be inverted for discharge or the contents of the trap chamber are dipped out.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6929158 |
Dispenser for delivering an adjustable volume of flowable dry material |
Aug. 16, 2005 |
| 6871758 |
Precision adaptive powder dispenser |
Mar. 29, 2005 |
| 5437396 |
Dispenser apparatus |
Aug. 1, 1995 |
| 5050781 |
Device for dosing a liquid contained in a first chamber and for transferring small doses thereof into a fluid flowing in a second chamber |
Sep. 24, 1991 |
| 4921144 |
Spot seeder |
May. 1, 1990 |
| 4696414 |
Discharge assembly |
Sep. 29, 1987 |
| 4668478 |
Vertically positioned transfer system for controlling and initiating the flow of metered amounts of solid materials |
May. 26, 1987 |
| 4655371 |
Apparatus for dispensing particulate material |
Apr. 7, 1987 |
| 4527712 |
Method and apparatus for dispensing liquid compositions |
Jul. 9, 1985 |
| 4384659 |
Apparatus and method for pumping powdered material |
May. 24, 1983 |
| 4004719 |
Slide dispenser apparatus |
Jan. 25, 1977 |
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