(under the class definition) Apparatus having means associated therewith for performing some function in addition to or in perfecting the basic operation of transferring material from a supply to a receiver and not provided for in the preceding subclasses.
(1) Note. Filling systems comprise the containers, flow lines and receivers in which the contents material is confined at any time during the operation, means supporting either or both the supply container and the receiver before, during or after the filling operation, and the flow controlling means for the contents material including valves and flow restrictors, screens being included as flow restrictors.
(2) Note. Included are, for example, filling systems combined with illumination, display means for signs or merchandise, labeling or printing; static electricity or heat conducting means; holders for tools, nonsystem devices or adjuncts or removed system parts other than the normally separable components; tools or punches not a part of the flow system; system parts usable as tools; ventilating; lubricating; agitating for purposes other than compacting material in the receiver; sorting; installed systems.
SEE OR SEARCH CLASS
53, Package Making,
167, for miscellaneous combined features of that class. 137, Fluid Handling,
560, for miscellaneous combined features of fluid handling systems generally.
192, for combined features connected with dispensers, and see (1) Note for a definition of supply container structure and features considered to be characteristic of dispensing and accordingly of the supply means of Class 141.