US PATENT SUBCLASS 166 / 169
.~ Lateral ports used in well


Current as of: June, 1999
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166 /   HD   WELLS

162  DF  RECEPTACLES {7}
169.~ Lateral ports used in well


DEFINITION

Classification: 166/169

(under subclass 162) Devices in which there is an opening in the side wall of the container so that fluid may be discharged from or may enter laterally into the container while it is in the well.

(1) Note. Usually the lateral port is controlled by a valve member operated when a part contacts the well bottom.

(2) Note. The opening must be more than a mere scallop on the lower edge of the container.

SEE OR SEARCH THIS CLASS, SUBCLASS:

110, for a well receptacle with a piston or plunger and a lateral port for use in the well always positioned below the plunger or piston.

165, for openings associated with the top closing structure of the container.

166, for well receptacles with side discharge openings in which a valve control means contacts a well conduit wall. 167, for a well receptacle with a side opening for discharge of the contents outside of the well.