US PATENT SUBCLASS 15 / 409
.~.~ Jet pump suction-devices


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



15 /   HD   BRUSHING, SCRUBBING, AND GENERAL CLEANING

3  DF  MACHINES {11}
300.1  DF  .~ With air blast or suction {26}
409.~.~ Jet pump suction-devices


DEFINITION

Classification: 15/409

(under subclass 300) Cleaning apparatus in which the air-draft is induced by a fluid jet.

SEE OR SEARCH THIS CLASS, SUBCLASS:

408, for air blast cleaning devices where the blast induces a flow thereinto of the ambient air.

SEE OR SEARCH CLASS

406, Conveyors: Fluid Current,

153, for fluid current conveyors having a downstream jet pump for producing suction at the conveyor inlet.

417, Pumps, 151+, for details of jet pumps producing suction at an inlet member, and for a statement of the line see the reference to Class 417 in the definition of subclass 300 of this class

(15).