With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > With material supply container and discharge assistant with casing (e.g., supply container and pump) > Inlet trap (e.g., sump) > Patents

Browse by:

Browse by Category: Main > Packaging & Containers

Class Information
Number: 222/377
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > With material supply container and discharge assistant with casing (e.g., supply container and pump) > Inlet trap (e.g., sump)
Description: Dispensers in which the inlet to the discharge assistant casing extends into a supplemental or trap chamber communicating with the supply chamber.

Patents under this class:

1 2

Patent Number	Title Of Patent	Date Issued
4238056	Soap dispenser having a pivotable dispensing lever and a rotatable flow valve	Dec. 9, 1980
4173054	Floor sweeper	Nov. 6, 1979
4023305	Device to remove excess water from plant containers	May. 17, 1977
3964645	Apparatus for melting and dispensing thermoplastic material	Jun. 22, 1976
3958723	Automatic volume control for centrifugal pumps	May. 25, 1976