IPC 6 English version B66C-B66C 11/26

B66C-B66C01126

SECTION B– PERFORMING OPERATIONS; TRANSPORTING

B 66

HOISTING; LIFTING; HAULING

B 66 C

CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES (rope, cable, or chain winding mechanisms, braking or detent devices therefor B 66 D; specially adapted for nuclear reactors G 21)

Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes or adapted for connection therewith

Note

In groups B 66 C 1/00 or B 66 C 3/00, the following term is used with the meaning indicated:

–

"cranes" also covers capstans, winches, or tackles.

Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles (fastening to cables or ropes F 16 G 11/00)

by suction means

by magnetic means

electromagnetic

Circuits therefor (for electromagnets in general H 01 F 7/18)

by mechanical means

Slings comprising chains, wires, ropes, or bands; Nets (article side grippers suspended by ropes or chains from crane hooks B 66 C 1/42)

Slings with hooks

Slings with load-engaging platforms or frameworks

Band-type slings

specially adapted for handling vehicles

Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks

Single members engaging the loads from one side only

with means for releasing the loads

Duplicate, e.g. pivoted, members engaging the loads from two sides

and also arranged to grip the sides of the loads

of piled or stacked articles

Crane hooks

with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads

adapted for automatic disengagement from loads on release of cable tensions (for parachutes B 64 D)

formed or fitted with load-measuring or indicating devices

Gripping members engaging only the external or internal surface of the articles (for handling or stripping castings or ingots during manufacture B 22 D 29/00)

and applying frictional forces

by inflatable elements

to vertical edge portions of sheets, tubes, or like thin or thin-walled articles (internally-expanding grippers B 66 C 1/54)

Internally-expanding grippers for handling hollow articles (B 66 C 1/46 takes precedence) [2]

for handling tubes

and deforming the articles, e.g. by using gripping members such as tongs or grapples

Tongs for sacks [3]

comprising article-engaging members of a shape complementary to that of the articles to be handled

for T- or I-section beams or girders

for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof

mounted on, or guided by, jibs (jibs B 66 C 23/64)

Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs (buckets or other containers B 65 D, e.g. pallets B 65 D 19/00; dredges equipped with grabs E 02 F)

Bucket grabs

Tine grabs

Grabs actuated by a single rope or chain

and having tipping rings

and having buckets opening automatically upon the grab being lowered on to the dump of material

Grabs actuated by two or more ropes

Grabs opened or closed by driving motors thereon

by fluid motors

by electric motors

mounted on, or guided by, jibs (jibs B 66 C 23/64)

Other common features; Details

Base-supporting structures with legs

Fixed or travelling bridges or gantries, i.e. elongated structures of inverted-L- or of inverted-U-shape

with runways or tracks supported for movements relative to bridge or gantry

with runways or tracks supported for lateral swinging movements

with vertically-inclinable runways or tracks

Portals, i.e. essentially circular or square platforms with three or more legs specially adapted for supporting slewing jib cranes

Girders, or track-supporting structures, specially adapted for cranes (base-supporting structures with legs B 66 C 5/00; girders in general E 04 C 3/02)

Runways, tracks, or trackways for trolleys or cranes

for underhung trolleys or cranes

Trackway suspension

on supports constructed for easy erection, e.g. transportable

Constructional features of runway rails or rail mountings (of general application E 01 B)

Arrangements or devices for extending runways or tracks

Devices for changing direction of travel or for transferring from one runway to another; Crossings; Combinations of tracks of different gauges (transfer devices of general application E 01 B)

Runway interlocking devices

Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops (buffer-stops of interest apart from this application B 61 K 7/18; limit-switch arrangements, limit circuits B 66 D 1/56)

Travelling gear incorporated in, or fitted to, trolleys or cranes (for dredgers E 02 F)

for underhung trolleys or cranes

to facilitate negotiation of curves

for more than one rail gauge

Runners; Runner bearings (wheels for railbound vehicles B 60 B)

Undercarriages or bogies, e.g. end carriages, end bogies

with load-distributing means for equalising wheel pressure

Trolley or crane travel drives (rope, cable, or chain drives for loads or trolleys B 66 C 11/16; control B 66 C 13/18)

with means for maintaining alignment between wheels and track

with means for locking trolleys or cranes to runways or tracks to prevent inadvertent movements

11/

Trolleys or crabs, e.g. operating above runways (runways, tracks, or trackways therefor B 66 C 7/00; winch mechanisms B 66 D)

11/

with operating gear or operator's cabin suspended, or laterally offset, from runway or track

11/

Underhung trolleys (power-operated hoists with driving motor and drum or barrel contained in a common housing B 66 D 3/20)

11/

running on monorails (overhead railway systems B 61 B)

11/

with turntables

11/

equipped with jibs (jib cranes B 66 C 23/00)

11/

having hoisting gear adapted to special load-engaging elements and not otherwise provided for

11/

adapted to operate on crane or bridge structure of particular configuration, e.g. on reinforced concrete girders of rectangular cross-section

11/

Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear

11/

comprising endless ropes or cables

11/

Arrangements, e.g. comprising differential gears, enabling simultaneous or selective operation of travelling and hoisting gear; Arrangements using the same rope or cable for both travelling and hoisting, e.g. in Temperley cranes (power transmissions between driving motors and winch drums B 66 D 1/14)

11/

actuated pneumatically or hydraulically

11/

with means for locating or sustaining the loads or trolleys in predetermined positions; Hay hoists

11/

Abutments; Stop blocks; End stops

B66C 13/00 - B66C 23/94