(under subclass 544) Dispensers in which the dispensing opening is closed by a cap, i.e., by a closure element having an annular flange surrounding the outlet neck.
SEE OR SEARCH THIS CLASS, SUBCLASS:
546, for caps carrying a plug that enters the opening axially when the cap is applied.
551, for screw caps.
SEE OR SEARCH CLASS
137, Fluid Handling,
800, for closures for flow devices. 215, Bottles and Jars,
316+, for cap closures.
220, Receptacles,
796+, for caps of the slip type, i.e., held in place by friction.
