(under the class definition) Dispensers having both a supply and a trap chamber, and having feed means to cause feed from the supply to the trap other than gravity (including forming a vacuum in the trap to cause feed thereto), discharge from the trap being by gravity or by manual removal, i.e., by means not requiring a discharge assistant.
(1) Note. Where discharge assistant means are provided to assist in removing material from the trap chamber, see the appropriate following subclass, subclasses 251+ defining "discharge assistant" and see the notes to such subclasses for other such art.
SEE OR SEARCH THIS CLASS, SUBCLASS:
251, see (1) Note.
416, and 420 through 457, for other trap chamber combinations in which discharge from the trap is by gravity or manual removal.
576, and indented subclasses 577, 578+ and 583, for a dispensing inkwell including nongravity feed to a trap chamber which is a dip well.
SEE OR SEARCH CLASS 221, Article Dispensing,
191+, for article dispensing devices in which the articles are delivered to stationary article supports for manual removal, and subclasses 255+ for article dispensers in which dispensed articles are retained by discharge assistant means for manual removal therefrom.
