<titlePart> <text>SECTION B <emdash/> PERFORMING OPERATIONS</text> </titlePart> <titlePart> <text>TRANSPORTING</text> </titlePart> LIQUID/LIQUID, LIQUID/GAS OR GAS/GAS SEPARATION Method General operations by centrifugal force, using centrifuges or free-vortex apparatus using magnetic or electrostatic effect Apparatus General operations by centrifugal force, using centrifuges or free-vortex apparatus , using magnetic or electrostatic effect SOLID/LIQUID OR SOLID/GAS SEPARATION Method General operations by centrifugal force using centrifuges or free-vortex apparatus using magnetic or electrostatic effect Apparatus General operations by centrifugal force using centrifuges or free-vortex apparatus , using magnetic or electrostatic effect SOLID/SOLID SEPARATION Method Dry methods material in bulk Individual sorting Screening, sifting, pneumatic sorting using pneumatic tables or jigs by magnetic or electrostatic effect by centrifugal force using centrifuges or free-vortex apparatus Wet methods General operations flotation, differential sedimentation screening Combinations Dry methods - wet methods Apparatus Dry methods material in bulk Individual sorting Screening, sifting, pneumatic sorting using pneumatic tables or jigs by magnetic or electrostatic effect by centrifugal force using centrifuges or free-vortex apparatus , Wet methods General operations flotation, differential sedimentation screening Combinations Dry methods - wet methods <titlePart> <text>TRANSPORTING</text> </titlePart> <titlePart> <text>HOISTING</text> </titlePart> <titlePart> <text>LIFTING</text> </titlePart> <titlePart> <text>HAULING</text> </titlePart> <titlePart> <text>CAPSTANS</text> </titlePart> <titlePart> <text>WINCHES</text> </titlePart> <titlePart> <text>TACKLES, e.g. PULLEY BLOCKS</text> </titlePart> <titlePart> <text>HOISTS</text> <entryReference>winding or unwinding ropes or cables for feeding or storage purposes <sref ref="B65H"/></entryReference> <entryReference>rope or cable-winding or unwinding mechanisms for lifts <sref ref="B66B"/></entryReference> <entryReference>hoisting devices specially adapted for suspended scaffolds <sref ref="E04G0003320000"/></entryReference> </titlePart> This subclass covers: rope, cable, or chain winding or unwinding mechanisms for moving all loads except lift cages, e.g. winches for dredges; braking or detent devices characterised by their application for retarding, or preventing, rotary movement of a winding drum or barrel. <titlePart> <text>Rope, cable, or chain winding mechanisms</text> </titlePart> <titlePart> <text>Capstans</text> <entryReference>portable or mobile lifting or hauling appliances <sref ref="B66D0003000000"/></entryReference> </titlePart> <titlePart> <text>Driving gear</text> </titlePart> <titlePart> <text>manually operated</text> </titlePart> <titlePart> <text>Safety cranks for preventing unwanted crank rotation and subsequent lowering of the loads</text> </titlePart> <titlePart> <text>incorporating fluid motors</text> </titlePart> <titlePart> <text>Steam driving gear</text> </titlePart> <titlePart> <text>incorporating electric motors</text> </titlePart> <titlePart> <text>Power transmissions between power sources and drums or barrels</text> </titlePart> <titlePart> <text>the drums or barrels being freely rotatable</text> <entryReference><sref ref="B66D0001240000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>and the power being transmitted from a continuously-operating and irreversible prime mover</text> </titlePart> <titlePart> <text>Chain, belt, or friction drives, e.g. incorporating sheaves</text> </titlePart> <titlePart> <text>Planetary or differential gearings</text> <entryReference>for actuating grab buckets <sref ref="B66D0001700000"/></entryReference> </titlePart> <titlePart> <text>for varying speed, or reversing direction of rotation, of drums or barrels</text> </titlePart> <titlePart> <text>having several drums or barrels</text> </titlePart> <titlePart> <text>Other constructional details</text> </titlePart> <titlePart> <text>Rope, cable, or chain drums or barrels</text> </titlePart> <titlePart> <text>Attachment of ropes or cables to drums or barrels</text> </titlePart> <titlePart> <text>Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains</text> </titlePart> <titlePart> <text>by means of guides movable relative to drum or barrel</text> <entryReference><sref ref="B66D0001395000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>by means of axially-movable drums or barrels</text> <entryReference><sref ref="B66D0001395000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>by means effecting both guiding and tensioning of ropes, cables or chains</text> </titlePart> <titlePart> <text>Control devices</text> </titlePart> <titlePart> <text>non-automatic</text> </titlePart> <titlePart> <text>pneumatic or hydraulic</text> </titlePart> <titlePart> <text>electric</text> </titlePart> <titlePart> <text>automatic</text> </titlePart> <titlePart> <text>for maintaining predetermined rope, cable, or chain tension, e.g. in ropes or cables for towing craft, in chains for anchors</text> </titlePart> <titlePart> <text>Warping or mooring winch-cable tension control</text> </titlePart> <titlePart> <text>for varying rope or cable tension, e.g. when recovering craft from water</text> </titlePart> <titlePart> <text>Safety gear</text> </titlePart> <titlePart> <text>Adaptations of limit switches</text> </titlePart> <titlePart> <text>responsive to excess of load</text> </titlePart> <titlePart> <text>adapted for special purposes</text> </titlePart> <titlePart> <text>for actuating grab buckets</text> <entryReference>electrical control in cranes <sref ref="B66C0013320000"/></entryReference> </titlePart> <titlePart> <text>by means of a single rope or chain</text> </titlePart> <titlePart> <text>driven by a single motor</text> </titlePart> <titlePart> <text>driven by two motors</text> </titlePart> <titlePart> <text>driven through planetary or differential gearings</text> </titlePart> <titlePart> <text>Anchor-chain sprockets</text> </titlePart> <titlePart> <text>Anchor capstans</text> </titlePart> <titlePart> <text>Capstans</text> </titlePart> <titlePart> <text>having auxiliary drums or barrels for storing the ropes or cables</text> </titlePart> <titlePart> <text>for shunting, e.g. in marshalling yards</text> </titlePart> <titlePart> <text>for scrapers</text> </titlePart> <titlePart> <text>for slewing and hoisting by means of derricks</text> </titlePart> <titlePart> <text>Portable or mobile lifting or hauling appliances</text> </titlePart> <titlePart> <text>Manually-operated, e.g. lever-actuated, devices operating on ropes, cables, or chains for hauling in a mainly horizontal direction</text> <entryReference><sref ref="B66D0003040000"/>, <sref ref="B66D0003120000"/> take precedence</entryReference> </titlePart> <titlePart> <text>Pulley blocks or like devices in which force is applied to a rope, cable or chain, which passes over one or more pulleys, e.g. to obtain mechanical advantage</text> <entryReference>sheaves, chain wheels, pulleys <sref ref="F16H0055000000"/></entryReference> </titlePart> <titlePart> <text>with more than one pulley</text> </titlePart> <titlePart> <text>Arrangements of sheaves</text> </titlePart> <titlePart> <text>Applications of braking or detent devices</text> </titlePart> <titlePart> <text>Chain or like hand-operated tackles with or without power-transmission gearing between operating member and lifting rope, chain, or cable</text> </titlePart> <titlePart> <text>lever-operated</text> </titlePart> <titlePart> <text>operated by an endless chain passing over a pulley or a sprocket</text> </titlePart> <titlePart> <text>Power-operated hoists</text> </titlePart> <titlePart> <text>with driving motor, e.g. electric motor, and drum or barrel contained in a common housing</text> </titlePart> <titlePart> <text>with variable-speed gearing between driving motor and drum or barrel</text> </titlePart> <titlePart> <text>Applications of limit switches</text> </titlePart> <titlePart> <text>Other details, e.g. housings</text> </titlePart> <titlePart> <text>Braking or detent devices characterised by their application to lifting or hoisting gear, e.g. for controlling the lowering of loads</text> <entryReference>for pulley blocks <sref ref="B66D0003100000"/></entryReference> </titlePart> <titlePart> <text>Crane, lift, hoist, or winch brakes operating on drums, barrels, or ropes</text> </titlePart> <titlePart> <text>actuated by centrifugal force</text> </titlePart> <titlePart> <text>with radial effect</text> <entryReference><sref ref="B66D0005200000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>embodying blocks or shoes</text> </titlePart> <titlePart> <text>embodying bands</text> </titlePart> <titlePart> <text>with axial effect</text> <entryReference><sref ref="B66D0005220000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>embodying discs</text> </titlePart> <titlePart> <text>for action on ropes or cables</text> </titlePart> <titlePart> <text>for generating braking forces which are proportional to the loads suspended</text> </titlePart> <titlePart> <text>Load-actuated brakes</text> </titlePart> <titlePart> <text>with radial effect</text> </titlePart> <titlePart> <text>with axial effect</text> </titlePart> <titlePart> <text>Operating devices</text> </titlePart> <titlePart> <text>pneumatic or hydraulic</text> </titlePart> <titlePart> <text>specially adapted for winding gear, e.g. in mining hoists</text> </titlePart> <titlePart> <text>electrical</text> </titlePart> <titlePart> <text>Detent devices</text> </titlePart> <titlePart> <text>having latches</text> </titlePart>