|  | B |
SECTION B — PERFORMING OPERATIONS

TRANSPORTING

|  | B66 |
HOISTING; LIFTING; HAULING

|  | B66D |
CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS (winding or unwinding ropes or cables for feeding or storage purposes Fulltext... Hierarchy... Expanded...B65H; rope or cable-winding or unwinding mechanisms for lifts Fulltext... Hierarchy... Expanded...B66B)

|  | B66D |
Note(s) This sub-class includes: 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.

|  | B66D 1/00 |
Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances Fulltext... Hierarchy... Expanded...B66D 3/00)

|  | B66D 1/02 |
· | Driving gear

|  | B66D 1/04 |
· · | manually operated

|  | B66D 1/06 |
· · · | Safety cranks for preventing unwanted crank rotation and subsequent lowering of the loads

|  | B66D 1/08 |
· · | incorporating fluid motors

|  | B66D 1/10 |
· · · | Steam driving gear

|  | B66D 1/12 |
· · | incorporating electric motors

|  | B66D 1/14 |
· · | Power transmissions between power sources and drums or barrels

|  | B66D 1/16 |
· · · | the drums or barrels being freely rotatable (Fulltext... Hierarchy... Expanded...B66D 1/24 takes precedence)

|  | B66D 1/18 |
· · · · | and the power being transmitted from a continuously-operating and irreversible prime mover

|  | B66D 1/20 |
· · · | Chain, belt, or friction drives, e.g. incorporating sheaves

|  | B66D 1/22 |
· · · | Planetary or differential gearings (for actuating grab buckets Fulltext... Hierarchy... Expanded...B66D 1/70)

|  | B66D 1/24 |
· · · | for varying speed, or reversing direction of rotation, of drums or barrels

|  | B66D 1/26 |
· | having several drums or barrels

|  | B66D 1/28 |
· | Other constructional details

|  | B66D 1/30 |
· · | Rope, cable, or chain drums or barrels

|  | B66D 1/34 |
· · · | Attachment of ropes or cables to drums or barrels

|  | B66D 1/36 |
· · | Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains

|  | B66D 1/38 |
· · · | by means of guides movable relative to drum or barrel

|  | B66D 1/39 |
· · · | by means of axially-movable drums or barrels

|  | B66D 1/40 |
· · | Control devices

|  | B66D 1/42 |
· · · | non-automatic

|  | B66D 1/44 |
· · · · | pneumatic or hydraulic

|  | B66D 1/46 |
· · · · | electric

|  | B66D 1/48 |
· · · | automatic

|  | B66D 1/50 |
· · · · | for maintaining predetermined rope, cable, or chain tension, e.g. in ropes or cables for towing craft, in chains for anchors; Warping or mooring winch-cable tension control

|  | B66D 1/52 |
· · · · | for varying rope or cable tension, e.g. when recovering craft from water

|  | B66D 1/54 |
· | Safety gear

|  | B66D 1/56 |
· · | Adaptations of limit switches

|  | B66D 1/58 |
· · | responsive to excess of load

|  | B66D 1/60 |
· | adapted for special purposes

|  | B66D 1/62 |
· · | for actuating grab buckets (electrical control in cranes Fulltext... Hierarchy... Expanded...B66C 13/32)

|  | B66D 1/64 |
· · · | by means of a single rope or chain

|  | B66D 1/66 |
· · · | driven by a single motor

|  | B66D 1/68 |
· · · | driven by two motors

|  | B66D 1/70 |
· · · | driven through planetary or differential gearings

|  | B66D 1/72 |
· · | Anchor-chain sprockets; Anchor capstans

|  | B66D 1/74 |
· · | Capstans

|  | B66D 1/76 |
· · · | having auxiliary drums or barrels for storing the ropes or cables

|  | B66D 1/78 |
· · · | for shunting, e.g. in marshalling yards

|  | B66D 1/80 |
· · | for scrapers

|  | B66D 1/82 |
· · | for slewing and hoisting by means of derricks

|  | B66D 3/00 |
Portable or mobile lifting or hauling appliances

|  | B66D 3/02 |
· | Manually-operated, e.g. lever-actuated, devices operating on ropes, cables, or chains for hauling in a mainly horizontal direction (Fulltext... Hierarchy... Expanded...B66D 3/04, Fulltext... Hierarchy... Expanded...B66D 3/12 take precedence)

|  | B66D 3/04 |
· | 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 (sheaves Fulltext... Hierarchy... Expanded...F16H 55/00)

|  | B66D 3/06 |
· · | with more than one pulley

|  | B66D 3/08 |
· · · | Arrangements of sheaves

|  | B66D 3/10 |
· · · | Applications of braking or detent devices

|  | B66D 3/12 |
· | Chain or like hand-operated tackles with or without power-transmission gearing between operating member and lifting rope, chain, or cable

|  | B66D 3/14 |
· · | lever-operated

|  | B66D 3/16 |
· · | operated by an endless chain passing over a pulley or a sprocket

|  | B66D 3/18 |
· | Power-operated hoists

|  | B66D 3/20 |
· · | with driving motor, e.g. electric motor, and drum or barrel contained in a common housing

|  | B66D 3/22 |
· · · | with variable-speed gearing between driving motor and drum or barrel

|  | B66D 3/24 |
· · | Applications of limit switches

|  | B66D 3/26 |
· · | Other details, e.g. housings

|  | B66D 5/00 |
Braking or detent devices characterised by their application to lifting or hoisting gear, e.g. for controlling the lowering of loads (for pulley blocks Fulltext... Hierarchy... Expanded...B66D 3/10; of interest apart from such applications Fulltext... Hierarchy... Expanded...F16D, Fulltext... Hierarchy... Expanded...F16H)

|  | B66D 5/02 |
· | Crane, lift, hoist, or winch brakes operating on drums, barrels, or ropes

|  | B66D 5/04 |
· · | actuated by centrifugal force

|  | B66D 5/06 |
· · | with radial effect (Fulltext... Hierarchy... Expanded...B66D 5/20 takes precedence)

|  | B66D 5/08 |
· · · | embodying blocks or shoes

|  | B66D 5/10 |
· · · | embodying bands

|  | B66D 5/12 |
· · | with axial effect (Fulltext... Hierarchy... Expanded...B66D 5/22 takes precedence)

|  | B66D 5/14 |
· · · | embodying discs

|  | B66D 5/16 |
· · | for action on ropes or cables

|  | B66D 5/18 |
· · | for generating braking forces which are proportional to the loads suspended; Load-actuated brakes

|  | B66D 5/20 |
· · · | with radial effect

|  | B66D 5/22 |
· · · | with axial effect

|  | B66D 5/24 |
· · | Operating devices

|  | B66D 5/26 |
· · · | pneumatic or hydraulic

|  | B66D 5/28 |
· · · · | specially adapted for winding gear, e.g. in mining hoists

|  | B66D 5/30 |
· · · | electrical

|  | B66D 5/32 |
· | Detent devices

|  | B66D 5/34 |
· · | having latches