(under subclass 246) Apparatus in which one or more scrapers, wipers or brushes are attached to a device which includes a moving surface as a part thereof and are so mounted as to act upon the surface to remove material therefrom during the normal operation of the device.
(1) Note. Devices in various classes include moving surfaces
which are contacted and cleaned by scrapers, wipers or brushes. A partial list of such classes will be found below under "Search Class".
SEE OR SEARCH THIS CLASS, SUBCLASS:
250.1, for window cleaning attachments in which the surface contacting member is stationary and the window pane is movable relative thereto.
SEE OR SEARCH CLASS
34, Drying and Gas or Vapor Contact With Solids, 110+,.
68, Textiles: Fluid Treating Apparatus,
270,.
83, Cutting,
168, for cleaning of tool or work, and subclass 169 for lubrication of tool or work.
100, Presses,
112, for presses having drain means for expressed liquid in which there is drainage through or along a pressure surface and there is a cleaner or clearer for the drainage means.
101, Printing,
154, 155+ and 167+.
118, Coating Apparatus,
100+, for coating apparatus having a solid member acting on the coating on the work, and see section IX of the class definition of Class 118 for the line between Class 15 and Class 118.
159, Concentrating Evaporators, 9.1, 11.
162, Paper Making and Fiber Liberation,
74,.
165, Heat Exchange,
91, for a rotary heat transfer drum with a drum surface scraper.
171, Unearthing Plants or Buried Objects,
12, for cleaning devices for moving portions of mechanism for unearthing plants or buried objects.
172, Earth Working,
606+, and see the subclasses there noted for cleaners attached to earth working apparatus.
198, Conveyors: Power-Driven,
496, for a brush, and subclasses 497+ for a scraper, contacting a component of a conveyor. 210, Liquid Purification or Separation,
369+, and 391+ for movable filters having residue discharging or cleaning means.
241, Solid Material Comminution or Disintegration, appropriate subclasses, especially
166+, and see section 12 of the class definition of that class (241) for the line.
280, Land Vehicles,
855+, for a land vehicle of general utility provided with a wheel scraper and cleaner attachment.
369, Dynamic Information Storage or Retrieval,
72+,.
425, Plastic Article or Earthenware Shaping or Treating: Apparatus,
196, for a removably mounted blade type harvesting means in a molding apparatus, subclasses 218+ for a female mold and scraping means cooperating with the mold orifice, subclass 223 for an endless surface casting means and cooperating harvesting means and subclasses 225+ for molding apparatus with a separate apparatus cleaning means.
474, Endless Belt Power Transmission Systems or Components,
