US PATENT SUBCLASS 222 / 91
.~.~.~ Screw

Current as of: June, 1999
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222 /   HD   DISPENSING

80  DF  WITH CUTTER AND/OR PUNCH {1}
81  DF  .~ To form dispensing opening in container {6}
89  DF  .~.~ With nonfriction fit means to secure discharge guide to container {2}
91.~.~.~ Screw

DEFINITION

Classification: 222/91

(under subclass 89) Dispensers in which the means for securing the nozzle to the receptacle is of the screw type.

(1) Note. The screw helix may only partially surround the part which is inserted through the opening in the receptacle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

568, for such securing means without a cutter or punch.