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Class Information
Number: 222/395
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Fluid pressure > Liquid pressure
Description: Dispensers having a liquid only disclosed as the pressure fluid.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7168459 |
Feed bags and methods of use |
Jan. 30, 2007 |
| 6789699 |
Dispenser and method of use |
Sep. 14, 2004 |
| 6681959 |
System for shutting-off and relieving the pressure in a liquid supply line |
Jan. 27, 2004 |
| 6581801 |
Single soap pump for use with water displacement soap containers and peristaltic pump |
Jun. 24, 2003 |
| 6571989 |
Metering device for releasing water and detergent |
Jun. 3, 2003 |
| 6520186 |
Reshapable hair styling composition comprising silicon-containing polycondensates |
Feb. 18, 2003 |
| 6419166 |
Dispenser to liquid stream |
Jul. 16, 2002 |
| 6325255 |
Apparatus and method for variably restricting flow in a pressurized dispensing system |
Dec. 4, 2001 |
| 6305619 |
Portable gun for discharging highly pressurized fluid material |
Oct. 23, 2001 |
| 6116466 |
Two-product dispensing unit |
Sep. 12, 2000 |
| 6019196 |
Bag-containing device for precise replacement of liquid before, during, or after operation of a mechanism, and method of its use |
Feb. 1, 2000 |
| 5499750 |
Spraying device having a removable and replaceable bladder |
Mar. 19, 1996 |
| 5336057 |
Micropump with liquid-absorptive polymer gel actuator |
Aug. 9, 1994 |
| 5058768 |
Methods and apparatus for dispensing plural fluids in a precise proportion |
Oct. 22, 1991 |
| 4901890 |
Watering system automatic additive dispenser kit |
Feb. 20, 1990 |
| 4768712 |
Selective blending and dispensing system and apparatus for liquid fertilizers on golf courses |
Sep. 6, 1988 |
| 4698983 |
Modified compressor unit |
Oct. 13, 1987 |
| 4582223 |
Syrup supply method and apparatus for a post-mix beverage dispenser |
Apr. 15, 1986 |
| 4515293 |
Dispenser for collapsible containers with hydraulic actuation |
May. 7, 1985 |
| 4391390 |
Chemical-mixing and dispensing apparatus |
Jul. 5, 1983 |
| 4383622 |
Sanitary washbottle kit assembly |
May. 17, 1983 |
| 4362122 |
Fluid dispensing system |
Dec. 7, 1982 |
| 4111201 |
Osmotic system for delivering selected beneficial agents having varying degrees of solubility |
Sep. 5, 1978 |
| 4111202 |
Osmotic system for the controlled and delivery of agent over time |
Sep. 5, 1978 |
| 4111203 |
Osmotic system with means for improving delivery kinetics of system |
Sep. 5, 1978 |
| 3985868 |
Asthma treatment by inhalation of micronized N,N-diethyl-4-methyl-1-piperazinecarboxamide pamoate |
Oct. 12, 1976 |
| 3937400 |
Apparatus for spraying paint |
Feb. 10, 1976 |
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