| |
 |
|
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 |
| 7617953 |
Pneumatic dispensing system with linear actuation and method |
Nov. 17, 2009 |
| 7581660 |
Drip-resistant pipetting device and drip-resistant pipetting method |
Sep. 1, 2009 |
| 7556689 |
Device for spreading viscous thermal medium on heat dissipation device for electronic component |
Jul. 7, 2009 |
| 7490735 |
Method and apparatus for dispensing a hot-melt adhesive |
Feb. 17, 2009 |
| 7481333 |
Propellant actuated dual fluid cartridge |
Jan. 27, 2009 |
| 7475797 |
Liquid supply apparatus |
Jan. 13, 2009 |
| 7467733 |
Pressure control device for maintaining a constant predetermined pressure in a container |
Dec. 23, 2008 |
| 7464838 |
Viscous material application apparatus |
Dec. 16, 2008 |
| 7458487 |
Plunger for syringe of liquid dispenser |
Dec. 2, 2008 |
| 7455199 |
Frozen aerated product in a container and a valve for dispensing such |
Nov. 25, 2008 |
| 7448557 |
Application and method to disperse substance contained in a replaceable cartridge |
Nov. 11, 2008 |
| 7431033 |
Gas dispensing and recovery apparatus |
Oct. 7, 2008 |
| 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 |
|
|
|
