<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>ENGINEERING IN GENERAL</text> </titlePart> <titlePart> <text>STORING OR DISTRIBUTING GASES OR LIQUIDS</text> <entryReference>water supply <sref ref="E03B"/></entryReference> </titlePart> <titlePart> <text>GAS-HOLDERS OF VARIABLE CAPACITY</text> <entryReference>self-acting gas cut-off devices <sref ref="A47J0027620000"/>, <sref ref="G05D"/></entryReference> <entryReference>flame traps <sref ref="A62C0004000000"/></entryReference> <entryReference>gas mixers <sref ref="B01F"/>, <sref ref="F16K0011000000"/>, <sref ref="G05D0011000000"/></entryReference> <entryReference>construction or assembling of bulk storage containers employing civil-engineering techniques <sref ref="E04H0007000000"/></entryReference> <entryReference>gas compressors <sref ref="F04"/></entryReference> <entryReference>valves <sref ref="F16K"/></entryReference> <entryReference>damping pulsations in valves or pipes <sref ref="F16K"/>, <sref ref="F16L"/></entryReference> <entryReference>pipes <sref ref="F16L"/></entryReference> <entryReference>stopping devices for gas mains <sref ref="F16L0055100000"/></entryReference> <entryReference>vessels adapted for storing compressed, liquefied, or solidified gases <sref ref="F17C"/></entryReference> <entryReference>gas distribution systems <sref ref="F17D0001040000"/></entryReference> <entryReference>detecting leakage <sref ref="F17D0005020000"/>, <sref ref="G01M"/></entryReference> <entryReference>supervising or alarm devices <sref ref="F17D0005020000"/>, <sref ref="G08B"/></entryReference> <entryReference>control of combustion in burners <sref ref="F23N"/></entryReference> <entryReference>gas flow or pressure regulators <sref ref="G05D"/></entryReference> </titlePart> <titlePart> <text>Gas-holders of variable capacity</text> <entryReference>large containers in general <sref ref="B65D0088000000"/></entryReference> <entryReference>storing fluids in natural or artificial cavities or chambers in the earth <sref ref="B65G0005000000"/></entryReference> </titlePart> <titlePart> <text>with telescopically movable ring-shaped parts</text> <entryReference><sref ref="F17B0001100000"/> takes precedence</entryReference> <entryReference>sealing of rings <sref ref="F17B0001040000"/></entryReference> </titlePart> <titlePart> <text>with movables discs</text> <entryReference><sref ref="F17B0001100000"/> takes precedence</entryReference> <entryReference>sealing of discs <sref ref="F17B0001040000"/></entryReference> </titlePart> <titlePart> <text>Details</text> </titlePart> <titlePart> <text>Sealing devices for sliding parts</text> <entryReference>in general <sref ref="F16J0015000000"/></entryReference> </titlePart> <titlePart> <text>using sealing liquids</text> </titlePart> <titlePart> <text>using resilient materials for packing, e.g. leather</text> </titlePart> <titlePart> <text>Guiding moving parts</text> </titlePart> <titlePart> <text>Gas admission or discharge arrangements</text> </titlePart> <titlePart> <text>Safety devices, e.g. prevention of excess pressure</text> </titlePart> <titlePart> <text>of wet type</text> </titlePart> <titlePart> <text>bell-shaped</text> </titlePart> <titlePart> <text>telescopic</text> </titlePart> <titlePart> <text>spirally-guided</text> </titlePart> <titlePart> <text>of dry type</text> </titlePart> <titlePart> <text>with flexible walls, e.g. bellows</text> <entryReference>connection of valves to inflatable elastic bodies <sref ref="B60C0029000000"/></entryReference> </titlePart>