US PATENT SUBCLASS 222 / 56
.~ Delivery from source controlled by quantity in discharging receiver


Current as of: June, 1999
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222 /   HD   DISPENSING

52  DF  AUTOMATIC CONTROL {10}
56.~ Delivery from source controlled by quantity in discharging receiver


DEFINITION

Classification: 222/56

(under subclass 52) Dispensers, having means controlling the rate of discharge from a source, the means being responsive to the quantity of material in a receiver which is also discharging material thus giving a variable feed from the source due to the rate of use.

(1) Note. Valved material discharge guides are included where means responsive to the pressure of the material is provided in the guide.

SEE OR SEARCH THIS CLASS, SUBCLASS:

55, for control by volume, weight, or pressure of material delivered from dispenser thus giving a constant feed regardless of rate of use.

57, for dispenser controlled by the volume, weight, pressure, or rate of flow of a second material.

353, 437, 457, and 479, for barometric or angle of repose devices in various combinations.

SEE OR SEARCH CLASS 19, Textiles: Fiber Preparation,

204+, for regulation of fibers fed during cleaning.

48, Gas: Heating and Illuminating,

53.4, for float valves for carbid dispensers controlled by the liquid level in an acetylene generator.

137, Fluid Handling,

386+, for level maintaining devices which may regulate inflow to a receptacle from which material is being removed.