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IPC 7
  B66C - B66C 11/26  
B66C01300-B66C02394
 

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 66HOISTING; LIFTING; HAULING


B 66 CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES (rope, cable, or chain winding mechanisms, braking or detent devices therefor B66D; specially adapted for nuclear reactors G21)


13/

00Other constructional features or details

13/

02.Devices for facilitating retrieval of floating objects, e.g. for recovering craft from water (equipment for handling lifeboats or the like B63B 23/00; loading or unloading floating cargo using ship-based equipment B63B 27/36; salvaging, or hauling-out on slipways, waterborne vessels B63C; winding mechanism controls B66D 1/52)

13/

04.Auxiliary devices for controlling movements of suspended loads, or for preventing cable slack

13/

06..for minimising or preventing longitudinal or transverse swinging of loads

13/

08..for depositing loads in desired attitudes or positions

13/

10..for preventing cable slack (control devices for rope, cable, or chain winding mechanisms, e.g. for controlling tension, B66D 1/40)

13/

12.Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts or devices (devices of general interest specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material B65H 75/34)

13/

14..to load-engaging elements or motors associated therewith

13/

16.Applications of indicating, registering, or weighing devices (in crane hooks B66C 1/40; in safety gear B66C 15/00; weighing-apparatus G01G; remote indicating in general G08)

13/

18.Control systems or devices (exclusively for rope, cable, or chain winding mechanisms B66D 1/40)

13/

20..for non-electric drives (transmitting control pulses B66C 13/40)

13/

22..for electric drives (transmitting control pulses B66C 13/40; systems or devices of general application H02P)

13/

23...Circuits for controlling the lowering of the load

13/

24....by dc motors

13/

26....by ac motors

13/

28.....utilising regenerative braking for controlling descent of heavy loads and having means for preventing rotation of motor in the hoisting direction when load is released

13/

30...Circuits for braking, traversing, or slewing motors

13/

32...for operating grab-bucket hoists by means of one or more electric motors used both for hoisting and lowering the loads and for opening and closing the bucket jaws (other aspects of rope, cable, or chain winding mechanisms specially adapted for actuating grab buckets B66D 1/62)

13/

34....through differential or planetary gearing

13/

36....Single-motor-drive control systems

13/

38....Systems controlling independent motors

13/

40..Applications of devices for transmitting control pulses; Applications of remote control devices (control in general G05)

13/

42...Hydraulic transmitters

13/

44...Electrical transmitters

13/

46..Position indicators for suspended loads or for crane elements

13/

48..Automatic control of crane drives for producing a single or repeated working cycle; Programme control

13/

50..Applications of limit circuits or of limit-switch arrangements (for winding mechanisms B66D 1/56)

13/

52.Details of compartments for driving engines or motors or of operator's stands or cabins

13/

54..Operator's stands or cabins

13/

56...Arrangements of handles or pedals


15/

00Safety gear (for rope, cable, or chain winding mechanisms B66D 1/54)

15/

02.for retaining load-engaging elements in the event of rope or cable breakage

15/

04.for preventing collisions, e.g. between cranes or trolleys operating on the same track

15/

06.Arrangements or use of warning devices  [2]


Kinds or types of cranes (adaptations of girders or of track-supporting structures B66C 6/00)  [2]


17/

00Overhead travelling cranes comprising one or more substantially-horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports

17/

04.with lifting beams, e.g. slewable beams, carrying load-engaging elements, e.g. magnets, hooks (constructions of load-engaging elements B66C 1/00, B66C 3/00)

17/

06.specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes (B66C 17/04 takes precedence)

17/

08..for charging treatment chambers, e.g. furnaces, kilns, ovens (charging furnaces in general F27D 3/00)

17/

10..for transporting ladles

17/

12..for handling workpieces, e.g. ingots, which require to be supported temporarily within, or withdrawn from, a treatment chamber, e.g. tong cranes, soaking-pit cranes, stripper cranes (for manipulating ingots during forging B66C 17/18; grippers for handling or stripping castings or ingots during manufacture B22D 29/00)

17/

14...Tong cranes with means for moving article-pushers relative to the tongs

17/

16...Tong cranes with means for turning the tongs about a vertical axis

17/

18..for manipulating workpieces during forging operations (workpiece manipulators in forging machines B21J 13/10)

17/

20..for hoisting or lowering heavy load carriers, e.g. freight containers, railway wagons

17/

22..for hoisting or lowering locomotives

17/

24..for building ships on slipways

17/

26..combined with auxiliary apparatus, e.g. log saws, pushers for unloading vehicles, means for shunting railway vehicles


19/

00Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries (B66C 17/00 takes precedence; base-supporting structures with legs B66C 5/00; jib cranes B66C 23/00)

19/

02.collapsible


21/

00Cable cranes, i.e. comprising hoisting devices running on aerial cable-ways (rope or cable drives for trolleys, combinations of such drives with hoisting gear B66C 11/16; railway systems B61B; rope or cable winding mechanisms B66D 1/00)

21/

02.with cable-ways supported on framework swingably connected to ground-engaging elements

21/

04.with cable-ways supported at one end or both ends on bodily-movable framework, e.g. framework mounted on rail track

21/

06..with one end supported on a framework movable in a curved, e.g. circular, path and the other end by a column rotatable around a vertical axis

21/

08.Sag carriers or rope trolleys, suspended or not, e.g. fixed but offering clearance for travelling gear

21/

10..travelling


23/

00Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks, tower cranes (base-supporting structures with legs B66C 5/00)

Note

 Group B66C 23/64 takes precedence over groups B66C 23/02 to B66C 23/16.  [5]

23/

02.with non-adjustable and non-inclinable jibs mounted solely for slewing movements

23/

04.with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible

23/

06.with jibs mounted for jibbing or luffing movements

23/

08..and adapted to move the loads in predetermined paths

23/

10...the paths being substantially horizontal; Level-luffing jib cranes

23/

12....with means for automatically varying the effective length of the hoisting rope or cable

23/

14....with means, e.g. pantograph arrangements, for varying jib configuration

23/

16.with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements

23/

18.specially adapted for use in particular locations or for particular purposes (B66C 23/02 to B66C 23/16, B66C 23/58 to B66C 23/88 take precedence)  [5]

23/

20..with supporting couples provided by walls of buildings or like structures

23/

22...Window cranes, i.e. adapted to be supported in window openings

23/

24...Mobile wall cranes

23/

26..for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail (with supporting couples provided by walls or buildings B66C 23/20; mounted on vehicles B66C 23/36)  [5]

23/

28...constructed to operate at successively higher levels

23/

30....with frameworks composed of telescopic elements

23/

32....Self-hoisting cranes

23/

34...Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes

23/

36..mounted on road or rail vehicles; Manually-movable jib cranes for use in workshops; Floating cranes (vehicle or ship aspects B60 to B63)

23/

38...with separate prime movers for crane and vehicle

23/

40...with a single prime mover for both crane and vehicle

23/

42...with jibs of adjustable configuration, e.g. foldable

23/

44...Jib cranes adapted for attachment to standard vehicles, e.g. agricultural tractors

23/

46...Mobile jib cranes with non-slewable jibs

23/

48...Manually-movable jib cranes for use in workshops

23/

50...mounted on railway vehicles, e.g. breakdown cranes

23/

52...Floating cranes (floating dredgers E02F)

23/

53....including counterweight or means to compensate for list, trim, or skew of the vessel or platform (counterweights or supports for balancing lifting couples B66C 23/72; equipment to decrease unwanted vessel movements B63B 39/00)  [4]

23/

58.arranged to carry-out a desired sequence of operations automatically, e.g. hoisting followed by luffing and slewing

23/

60.Derricks  [3]

23/

61..with slewing force exerted at pivoted end  [3]

23/

62.Constructional features or details (of dredgers E02F)

23/

64..Jibs

23/

66...Outer or upper end constructions

23/

68...foldable or otherwise adjustable in configuration (B66C 23/687, B66C 23/70 take precedence)  [5]

23/

683....while in use  [5]

23/

687...telescopic  [5]

23/

69....while in use  [5]

23/

693.....extensible by fluid pressure  [5]

23/

697....providing bearing means between sections  [5]

23/

70...assembled from separate sections to form jibs of various discrete lengths

23/

72..Counterweights or supports for balancing lifting couples

23/

74...separate from jib

23/

76....and movable to take account of variations of load or of variations of length of jib

23/

78...Supports, e.g. outriggers, for mobile cranes

23/

80....hydraulically actuated

23/

82..Luffing gear

23/

84..Slewing gear (anti-friction bearings F16C)

23/

86...hydraulically actuated

23/

88.Safety gear (for cranes in general B66C 15/00; for rope, cable, or chain winding mechanisms B66D 1/54)

23/

90..Devices for indicating or limiting lifting movement

23/

92..Snubbers or dash-pots for preventing backwards-swinging of jibs, e.g. in the event of cable or tackle breakage

23/

94..for limiting slewing movements


  B66C - B66C 11/26   
 

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