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Class Information
Number: 222/389
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Container with follower > Fluid pressure actuated
Description: Dispensers in which the follower is operated by fluid under pressure.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7387681 |
Liquid dispensing method and apparatus |
Jun. 17, 2008 |
| 7334709 |
Pneumatic caulking gun |
Feb. 26, 2008 |
| 7325702 |
Orthopaedic paste delivering tool and method for continually delivering the paste |
Feb. 5, 2008 |
| 7308991 |
Blown bottle with intrinsic liner |
Dec. 18, 2007 |
| 7306442 |
Pneumatic mud stamp |
Dec. 11, 2007 |
| 7296714 |
Device for dispensing a heated liquid having a flexible hydraulic seal |
Nov. 20, 2007 |
| 7296707 |
Method and apparatus for dispensing a hot-melt adhesive |
Nov. 20, 2007 |
| 7275663 |
Dispensing device using multiple gas cartridges |
Oct. 2, 2007 |
| 7261220 |
Cordless DC caulk gun |
Aug. 28, 2007 |
| 7252111 |
Transport of highly viscous fluids in closed pipeline systems |
Aug. 7, 2007 |
| 7216782 |
Dispenser for discharging liquid material |
May. 15, 2007 |
| 7188753 |
Pressure release connection and pneumatic dispensing device |
Mar. 13, 2007 |
| 7185792 |
Dispensing device with rack and pinion drive for nozzle valve |
Mar. 6, 2007 |
| 7182229 |
Device for dispensing liquid having an improved seal assembly |
Feb. 27, 2007 |
| 7163130 |
Portable gas powered fluid dispenser |
Jan. 16, 2007 |
| 7159508 |
Tank piston seal and stabilizing system |
Jan. 9, 2007 |
| 7157076 |
Aerosol device comprising a hair treatment composition, and hair treatment process |
Jan. 2, 2007 |
| 7147136 |
Device for applying free-flowing material to a substrate moveable with respect thereto |
Dec. 12, 2006 |
| 7128244 |
Safety cap for fluid dispensing cartridges |
Oct. 31, 2006 |
| 7114517 |
High purity fluid delivery system |
Oct. 3, 2006 |
| 7100804 |
Dispenser with a metering device |
Sep. 5, 2006 |
| 7097073 |
Water gun with adjustable force pressure chamber |
Aug. 29, 2006 |
| 7093606 |
Liquid fertilizer injector system for lawn sprinkler systems and irrigation systems |
Aug. 22, 2006 |
| 7073689 |
Dispenser with a metering device |
Jul. 11, 2006 |
| 7044404 |
Pneumatic liquid-delivery device |
May. 16, 2006 |
| 7021498 |
Urethane spray gun assembly |
Apr. 4, 2006 |
| 7021348 |
Device for sealing and inflating an inflatable object |
Apr. 4, 2006 |
| 6976609 |
Container with seal on the container lid |
Dec. 20, 2005 |
| 6964356 |
Liquid supply apparatus |
Nov. 15, 2005 |
| 6957747 |
Hydraulically and volumetrically dispensing fluid |
Oct. 25, 2005 |
| 6945435 |
User-refillable liquid dispensing container with vacuum actuated piston |
Sep. 20, 2005 |
| 6929161 |
Cartridges for dispensing fluent material |
Aug. 16, 2005 |
| 6923342 |
Systems for dispensing multi-component products |
Aug. 2, 2005 |
| 6884055 |
Potting compound injection apparatus and method of injecting potting compound into panel cells |
Apr. 26, 2005 |
| 6883687 |
Continuously shooting pneumatic grease gun structure |
Apr. 26, 2005 |
| 6880732 |
Piston for pressurized container |
Apr. 19, 2005 |
| 6860870 |
Self-cleaning fluid delivery device for medical applications |
Mar. 1, 2005 |
| 6857543 |
Low volume dispense unit and method of using |
Feb. 22, 2005 |
| 6848599 |
Adhesive container and method of filling |
Feb. 1, 2005 |
| 6834689 |
Method and apparatus for transporting, storing and dispensing viscous products |
Dec. 28, 2004 |
| 6799701 |
Packaging unit for the storage and dispensing of liquids, fluid and ductile materials |
Oct. 5, 2004 |
| 6796463 |
Inflatable and collapsible apparatus for dispensing fluid from a fluid vessel |
Sep. 28, 2004 |
| 6793428 |
Drywall joint compound applicator appliance |
Sep. 21, 2004 |
| 6789699 |
Dispenser and method of use |
Sep. 14, 2004 |
| 6786365 |
Liquid supply apparatus |
Sep. 7, 2004 |
| 6786364 |
Transportable storage with an autonomous dispensing system |
Sep. 7, 2004 |
| 6755325 |
Automatic dispensing system |
Jun. 29, 2004 |
| 6745920 |
Piston for dispensing device, dispensing device, product containing dispensing device, method of filling, and method of dispensing |
Jun. 8, 2004 |
| 6742722 |
Cartridge type coating system |
Jun. 1, 2004 |
| 6736291 |
Viscous material application apparatus |
May. 18, 2004 |
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