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Class Information
Number: 222/333
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Motor operated
Description: Dispensers having a motor to operate same.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5219099 |
Coaxial lead screw drive syringe pump |
Jun. 15, 1993 |
| 5209805 |
Method and fastener system for joining lightweight panels |
May. 11, 1993 |
| 5203476 |
Electrically operated dispensing appliance including mechanical means for preventing afterflow of the dispensed product |
Apr. 20, 1993 |
| 5199610 |
Motorized tooth-paste dispenser |
Apr. 6, 1993 |
| 5188259 |
Caulking gun with belt worn cartridge |
Feb. 23, 1993 |
| 5178304 |
Doser-dispenser for at least one pasty and/or liquid product |
Jan. 12, 1993 |
| 5158212 |
Hands free amusement device |
Oct. 27, 1992 |
| 5150841 |
Liquid spray dispenser |
Sep. 29, 1992 |
| 5127555 |
Submerged pump manifold with electrical interlocked changeable filter |
Jul. 7, 1992 |
| 5114047 |
Pump and mixing device for liquids |
May. 19, 1992 |
| 5105992 |
Soapdispenser having a squeeze pump |
Apr. 21, 1992 |
| 5105912 |
Portable battery-powered grease gun |
Apr. 21, 1992 |
| 5102015 |
Fluid food dispenser |
Apr. 7, 1992 |
| 5100058 |
Self-contained cleaning system for motor vehicles |
Mar. 31, 1992 |
| 5088625 |
Drive mechanism for the measured dispensing of liquids out of a storage container |
Feb. 18, 1992 |
| 5088621 |
Bulk dispensing apparatus system |
Feb. 18, 1992 |
| 5069365 |
Chemical dispensing system |
Dec. 3, 1991 |
| 5062547 |
Volume measurement and dosage device |
Nov. 5, 1991 |
| 5058780 |
Dosing system for an unvented container |
Oct. 22, 1991 |
| 5058781 |
Caulking gun with drive means which facilitate the immediate release of pressure from the piston |
Oct. 22, 1991 |
| 5056715 |
Apparatus for mixing and spraying a slurry |
Oct. 15, 1991 |
| 5052593 |
Apparatus for dispensing comestibles having a reversible piston rod assembly |
Oct. 1, 1991 |
| 5027978 |
Method and apparatus for precision pumping, ratioing, and dispensing of work fluid(s) |
Jul. 2, 1991 |
| 5027984 |
Caulking gun attachment for use with a high RPM power driver and capable of being driven either directly at full speed or indirectly at a lower speed via a gear reducer |
Jul. 2, 1991 |
| 5024587 |
Valveless pump |
Jun. 18, 1991 |
| 5020725 |
Manual spray apparatus |
Jun. 4, 1991 |
| 5014884 |
Spray container |
May. 14, 1991 |
| 4993597 |
Automatic beverage dispenser comprising electromagnetically operated mixing means |
Feb. 19, 1991 |
| 4986454 |
Portable dispenser for viscous material |
Jan. 22, 1991 |
| 4979650 |
Drive arrangement for metering mechanisms |
Dec. 25, 1990 |
| 4972975 |
Automatic spray can |
Nov. 27, 1990 |
| 4967935 |
Electronically controlled fluid dispenser |
Nov. 6, 1990 |
| 4964542 |
Frozen beverage dispenser |
Oct. 23, 1990 |
| 4964533 |
Pumping system |
Oct. 23, 1990 |
| 4953755 |
Automated thermoplastic dispensing device |
Sep. 4, 1990 |
| 4942983 |
Apparatus for storing and dispensing particulate ice |
Jul. 24, 1990 |
| 4938271 |
Dosing apparatus |
Jul. 3, 1990 |
| 4938384 |
Liquid dispenser |
Jul. 3, 1990 |
| 4934563 |
Automatic detergent dispenser apparatus having synchronous motor drive |
Jun. 19, 1990 |
| 4925105 |
Rechargeable garden sprayer |
May. 15, 1990 |
| 4921133 |
Method and apparatus for precision pumping, ratioing and dispensing of work fluids |
May. 1, 1990 |
| 4903864 |
Glove amusement device |
Feb. 27, 1990 |
| 4900438 |
Pump mounting for a filtration system |
Feb. 13, 1990 |
| 4896615 |
Hopper for dispensing seed, grain and the like |
Jan. 30, 1990 |
| 4896085 |
Impulse actuator system |
Jan. 23, 1990 |
| 4886188 |
Combination manual or impact drive enhancement of portable injection tool |
Dec. 12, 1989 |
| 4886189 |
System for selectively containing metering and dispensing liquids |
Dec. 12, 1989 |
| 4881687 |
Portable liquid sprayer, particularly for the treatment of plants |
Nov. 21, 1989 |
| 4878601 |
Liquid dispenser |
Nov. 7, 1989 |
| 4871088 |
Pneumatic dispensers for viscous materials |
Oct. 3, 1989 |
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