<titlePart> <text>SECTION F <emdash/> MECHANICAL ENGINEERING</text> </titlePart> <titlePart> <text>LIGHTING</text> </titlePart> <titlePart> <text>HEATING</text> </titlePart> <titlePart> <text>WEAPONS</text> </titlePart> <titlePart> <text>BLASTING</text> </titlePart>

<titlePart> <text>SECTION F <emdash/> MECHANICAL ENGINEERING</text> </titlePart> <titlePart> <text>LIGHTING</text> </titlePart> <titlePart> <text>HEATING</text> </titlePart> <titlePart> <text>WEAPONS</text> </titlePart> <titlePart> <text>BLASTING</text> </titlePart> MACHINES positive displacement rotary or oscillating piston liquid and elastic fluid or elastic fluid liquid only reciprocating piston or other liquid and elastic fluid or elastic fluid liquid only non-positive displacement liquid and elastic fluid or elastic fluid liquid only ENGINES positive displacement rotary or oscillating piston liquid and elastic fluid or elastic fluid liquid only reciprocating piston or other liquid and elastic fluid or elastic fluid liquid only non-positive displacement liquid and elastic fluid or elastic fluid liquid only PUMPS positive displacement rotary or oscillating piston reciprocating piston or other non-positive displacement <titlePart> <text>LIGHTING</text> </titlePart> <titlePart> <text>HEATING</text> </titlePart> <titlePart> <text>REFRIGERATION OR COOLING</text> </titlePart> <titlePart> <text>COMBINED HEATING AND REFRIGERATION SYSTEMS</text> </titlePart> <titlePart> <text>HEAT PUMP SYSTEMS</text> </titlePart> <titlePart> <text>MANUFACTURE OR STORAGE OF ICE</text> </titlePart> <titlePart> <text>LIQUEFACTION OR SOLIDIFICATION OF GASES</text> </titlePart> <titlePart> <text>PRODUCTION, WORKING, STORING, OR DISTRIBUTION OF ICE</text> <entryReference>frozen sweets, including ice-cream, their production <sref ref="A23G0009000000"/></entryReference> <entryReference>concentrating solutions by removing frozen solvents <sref ref="B01D0009040000"/></entryReference> <entryReference>purification of water by freezing <sref ref="C02F0001220000"/></entryReference> <entryReference>refrigeration machines, plants, or systems <sref ref="F25B"/></entryReference> <entryReference>solidification of gases or gaseous mixtures <sref ref="F25J"/></entryReference> <entryReference>freeze-drying <sref ref="F26B"/></entryReference> </titlePart> In this subclass, the following term is used with the meaning indicated: "ice" means any frozen liquid and also covers frozen semiliquids or pasty substances. <titlePart> <text>Production of ice</text> <entryReference><sref ref="F25C0003000000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>Production of natural ice, i.e. without refrigeration</text> </titlePart> <titlePart> <text>by using stationary moulds</text> </titlePart> <titlePart> <text>open or openable at both ends</text> </titlePart> <titlePart> <text>by immersing freezing chambers or plates into water</text> </titlePart> <titlePart> <text>by using rotating or otherwise moving moulds</text> <entryReference><sref ref="F25C0001080000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>by freezing water on cooled surfaces, e.g. to form slabs</text> </titlePart> <titlePart> <text>to form thin sheets which are removed by scraping or wedging, e.g. in the form of flakes</text> </titlePart> <titlePart> <text>by partially evaporating water in a vacuum</text> </titlePart> <titlePart> <text>of a particular transparency or translucency, e.g. by injecting air</text> </titlePart> <titlePart> <text>by agitation</text> </titlePart> <titlePart> <text>Construction of moulds</text> </titlePart> <titlePart> <text>Filling devices therefor</text> <entryReference>metering by volume in general <sref ref="G01F"/></entryReference> </titlePart> <titlePart> <text>for refrigerators, e.g. freezing trays</text> </titlePart> <titlePart> <text>Production of ice or snow for the purposes specified in the subgroups of this group</text> </titlePart> <titlePart> <text>for ice rinks</text> <entryReference>shape of rinks <sref ref="A63C0019100000"/></entryReference> <entryReference>construction of rinks <sref ref="E01C"/></entryReference> </titlePart> <titlePart> <text>for sledging or ski trails</text> </titlePart> <titlePart> <text>Production of artificial snow</text> <entryReference>shape of trails <sref ref="A63C0019100000"/></entryReference> <entryReference>construction of trails <sref ref="E01C"/></entryReference> </titlePart> <titlePart> <text>Working or distributing ice</text> </titlePart> <titlePart> <text>Tools or machines for disintegrating, removing, or harvesting ice</text> </titlePart> <titlePart> <text>without the use of saws</text> </titlePart> <titlePart> <text>by deforming bodies with which the ice is in contact, e.g. by inflatable members</text> </titlePart> <titlePart> <text>by heating bodies in contact with the ice</text> </titlePart> <titlePart> <text>using hot refrigerant</text> </titlePart> <titlePart> <text>using fluid heated by refrigerant</text> </titlePart> <titlePart> <text>Ice-shaving machines</text> </titlePart> <titlePart> <text>Tools or machines for shaping or finishing ice pieces, e.g. ice presses</text> </titlePart> <titlePart> <text>Tools or devices for ice handling not covered by any other subclass</text> </titlePart> <titlePart> <text>Storing ice</text> </titlePart>