|  | B |
SECTION B — PERFORMING OPERATIONS

TRANSPORTING

|  | B63 |
SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT

|  | B63B |
SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING (air-cushion vehicles Fulltext... Hierarchy... Expanded...B60V; arrangements of vessel ventilation, heating, cooling, or air-conditioning Fulltext... Hierarchy... Expanded...B63J 2/00) [2]

|  | B63B 1/00 |
Hydrodynamic or hydrostatic features of hulls or of hydrofoils (hulls peculiar to submarines Fulltext... Hierarchy... Expanded...B63B 3/13; keels Fulltext... Hierarchy... Expanded...B63B 3/38; determining hydrodynamic or hydrostatic features Fulltext... Hierarchy... Expanded...B63B 9/00; decreasing pitch, roll, or like unwanted vessel movements by using foils acting on ambient water Fulltext... Hierarchy... Expanded...B63B 39/06)

|  | B63B 1/02 |
· | deriving lift mainly from water displacement (Fulltext... Hierarchy... Expanded...B63B 1/16 takes precedence)

|  | B63B 1/04 |
· · | with single hull

|  | B63B 1/06 |
· · · | Shape of fore part

|  | B63B 1/08 |
· · · | Shape of aft part

|  | B63B 1/10 |
· · | with multiple hulls

|  | B63B 1/12 |
· · · | the hulls being interconnected rigidly

|  | B63B 1/14 |
· · · | the hulls being interconnected resiliently

|  | B63B 1/16 |
· | deriving additional lift from hydrodynamic forces

|  | B63B 1/18 |
· · | of hydroplane type (controlling submarine attitude or depth by hydroplanes Fulltext... Hierarchy... Expanded...B63G 8/18)

|  | B63B 1/20 |
· · · | having more than one planing surface (Fulltext... Hierarchy... Expanded...B63B 1/22 takes precedence)

|  | B63B 1/22 |
· · · | with adjustable planing surfaces

|  | B63B 1/24 |
· · | of hydrofoil type

|  | B63B 1/26 |
· · · | having more than one hydrofoil (Fulltext... Hierarchy... Expanded...B63B 1/28 takes precedence)

|  | B63B 1/28 |
· · · | with movable hydrofoils

|  | B63B 1/30 |
· · · · | retracting or folding

|  | B63B 1/32 |
· | Other means for varying the inherent hydrodynamic characteristics of hulls

|  | B63B 1/34 |
· · | by reducing surface friction

|  | B63B 1/36 |
· · · | using mechanical means

|  | B63B 1/38 |
· · · | using air bubbles or air layers

|  | B63B 1/40 |
· · | by diminishing wave resistance

|  | B63B 3/00 |
Constructions of hulls (non-metallic hulls Fulltext... Hierarchy... Expanded...B63B 5/00; designing, building, maintaining, or repairing methods Fulltext... Hierarchy... Expanded...B63B 9/00)

|  | B63B 3/02 |
· | Hulls assembled from prefabricated sub-units

|  | B63B 3/04 |
· · | with permanently-connected sub-units

|  | B63B 3/06 |
· · · | the sub-units being substantially identical

|  | B63B 3/08 |
· · | with detachably-connected sub-units

|  | B63B 3/09 |
· | Hulls constructed of non-magnetic metal

|  | B63B 3/10 |
· | Armoured hulls

|  | B63B 3/12 |
· | Frameless hulls

|  | B63B 3/13 |
· | Hulls built to withstand hydrostatic pressure when fully submerged, e.g. submarine hulls

|  | B63B 3/14 |
· | Hull parts (hull armour Fulltext... Hierarchy... Expanded...B63B 3/10)

|  | B63B 3/16 |
· · | Shells (ports or closures therefor Fulltext... Hierarchy... Expanded...B63B 19/00)

|  | B63B 3/18 |
· · · | characterised by being formed predominantly of parts that may be developed into plane surfaces

|  | B63B 3/20 |
· · · | of double type

|  | B63B 3/22 |
· · · | with corrugations

|  | B63B 3/24 |
· · · | Means for diminishing external ridges or protrusions

|  | B63B 3/26 |
· · | Frames

|  | B63B 3/28 |
· · · | of transverse type; Stringers

|  | B63B 3/30 |
· · · · | Bilge knees; Beam knees

|  | B63B 3/32 |
· · · | Web frames; Web beams

|  | B63B 3/34 |
· · · | of longitudinal type; Bulkhead connections

|  | B63B 3/36 |
· · · | Combined frame systems

|  | B63B 3/38 |
· · | Keels (movable keels Fulltext... Hierarchy... Expanded...B63B 41/00)

|  | B63B 3/40 |
· · | Stern posts; Stern frames

|  | B63B 3/42 |
· · | Shaft brackets

|  | B63B 3/44 |
· · | Bilge keels (stabilising aspect Fulltext... Hierarchy... Expanded...B63B 39/06)

|  | B63B 3/46 |
· · | Stems

|  | B63B 3/48 |
· · | Decks (planking Fulltext... Hierarchy... Expanded...B63B 5/06)

|  | B63B 3/50 |
· · · | of vaulted type

|  | B63B 3/52 |
· · · | Pillars; Deck girders

|  | B63B 3/54 |
· · · | Hatch openings

|  | B63B 3/56 |
· · | Bulkheads; Bulkhead reinforcements (arrangements of watertight doors Fulltext... Hierarchy... Expanded...B63B 43/24)

|  | B63B 3/58 |
· · · | with flat plating

|  | B63B 3/60 |
· · · | with curved or corrugated plating

|  | B63B 3/62 |
· · | Double bottoms; Tank tops

|  | B63B 3/64 |
· · · | Keelsons

|  | B63B 3/66 |
· · | Gratings

|  | B63B 3/68 |
· · | Panellings; Linings, e.g. for insulating purposes

|  | B63B 3/70 |
· · | Reinforcements for carrying localised loads, e.g. propulsion plant, guns

|  | B63B 5/00 |
Hulls characterised by their construction of non-metallic material

|  | B63B 5/02 |
· | made predominantly of wood

|  | B63B 5/04 |
· · | Carcasses

|  | B63B 5/06 |
· · | Decks; Shells

|  | B63B 5/08 |
· · · | with single-layer planking

|  | B63B 5/10 |
· · · | with multiple-layer planking

|  | B63B 5/12 |
· | made predominantly of wood with metal reinforcement, i.e. composite construction

|  | B63B 5/14 |
· | made predominantly of concrete, e.g. reinforced

|  | B63B 5/16 |
· · | monolithic

|  | B63B 5/18 |
· · | built-up from elements

|  | B63B 5/20 |
· · · | in combination with elements of other materials

|  | B63B 5/22 |
· · | with reinforcing members external to shell

|  | B63B 5/24 |
· | made predominantly of plastics

|  | B63B 7/00 |
Collapsible, foldable, inflatable, or like vessels (foldable pontoons Fulltext... Hierarchy... Expanded...B63B 35/36)

|  | B63B 7/02 |
· | comprising only rigid parts

|  | B63B 7/04 |
· · | sectionalised

|  | B63B 7/06 |
· | having parts of non-rigid material

|  | B63B 7/08 |
· · | inflatable

|  | B63B 9/00 |
Methods of designing, building, maintaining, converting, refitting, repairing, or determining properties of, vessels, not otherwise provided for (shuttering for building concrete vessels Fulltext... Hierarchy... Expanded...E04G) [2]

|  | B63B 9/02 |
· | Using towing tanks or model basins for designing

|  | B63B 9/04 |
· | Rebuilding ships, e.g. increasing tonnage

|  | B63B 9/06 |
· | Methods of building hulls [2]

|  | B63B 9/08 |
· | Determining vessel properties with respect to stability or balance [2]

|  | B63B 11/00 |
Interior subdivision of hulls (bulkhead space construction Fulltext... Hierarchy... Expanded...B63B 3/56)

|  | B63B 11/02 |
· | Arrangement of bulkheads, e.g. defining cargo spaces

|  | B63B 11/04 |
· | Constructional features of bunkers or ballast tanks, e.g. with elastic walls (cleaning of tanks Fulltext... Hierarchy... Expanded...B63B 57/00)

|  | B63B 11/06 |
· | Propeller-shaft tunnels

|  | B63B 13/00 |
Conduits for emptying or ballasting; Self-bailing equipment; Scuppers (draining means for hatches Fulltext... Hierarchy... Expanded...B63B 19/26; centrifugal bilge-water separators Fulltext... Hierarchy... Expanded...B04; pipes in general Fulltext... Hierarchy... Expanded...F16L)

|  | B63B 13/02 |
· | Ports for passing water through vessels' sides

|  | B63B 15/00 |
Superstructures; Arrangements or adaptations of masts (loading or unloading equipment Fulltext... Hierarchy... Expanded...B63B 27/00; sails, running rigging Fulltext... Hierarchy... Expanded...B63H; masts and staying in general Fulltext... Hierarchy... Expanded...E04H)

|  | B63B 15/02 |
· | Staying of masts or of other superstructures

|  | B63B 17/00 |
Vessels parts, details, or accessories, not otherwise provided for

|  | B63B 17/02 |
· | Awnings

|  | B63B 17/04 |
· | Stanchions; Guard-rails

|  | B63B 17/06 |
· | Refuse discharge, e.g. for ash (removal of domestic or like refuse Fulltext... Hierarchy... Expanded...B65F)

|  | B63B 19/00 |
Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers (scuppers Fulltext... Hierarchy... Expanded...B63B 13/00; arrangements of watertight doors in bulkheads Fulltext... Hierarchy... Expanded...B63B 43/24)

|  | B63B 19/02 |
· | Clear-view screens

|  | B63B 19/04 |
· | Air-catching equipment related to windows or port-holes (ventilation Fulltext... Hierarchy... Expanded...B63J 2/00)

|  | B63B 19/06 |
· · | readily detachable

|  | B63B 19/08 |
· | Ports or like openings in vessels' sides

|  | B63B 19/10 |
· · | Coal ports

|  | B63B 19/12 |
· | Hatches; Hatchways (hatch coamings Fulltext... Hierarchy... Expanded...B63B 3/54)

|  | B63B 19/14 |
· · | Hatch covers (opening devices in general Fulltext... Hierarchy... Expanded...E05F)

|  | B63B 19/16 |
· · · | with detachable boards

|  | B63B 19/18 |
· · · | slidable

|  | B63B 19/20 |
· · · | foldable; of roll-up type

|  | B63B 19/22 |
· · | Hatch beams

|  | B63B 19/24 |
· · | Hatch fastenings, e.g. cleats

|  | B63B 19/26 |
· · | Gaskets; Draining means

|  | B63B 19/28 |
· · | Other safety devices

|  | B63B 21/00 |
Tying-up; Shifting, towing, or pushing equipment; Anchoring; Buoys (dynamic anchoring Fulltext... Hierarchy... Expanded...B63H 25/00; equipment for shipping in harbours, e.g. for landing purposes, Fulltext... Hierarchy... Expanded...E02B) [2]

|  | B63B 21/02 |
· | Magnetic mooring equipment

|  | B63B 21/04 |
· | Fastening or guiding equipment for chains, ropes, hawsers, or the like

|  | B63B 21/06 |
· · | Bollards (bollards in general Fulltext... Hierarchy... Expanded...E02B 3/22)

|  | B63B 21/08 |
· · | Clamping devices (in general Fulltext... Hierarchy... Expanded...F16B)

|  | B63B 21/10 |
· · | Fairleads

|  | B63B 21/12 |
· · | Rat guards

|  | B63B 21/14 |
· · | Hawse-holes; Hawse-pipes; Hawse-hole closures

|  | B63B 21/16 |
· | Using winches (winches per se Fulltext... Hierarchy... Expanded...B66D)

|  | B63B 21/18 |
· | Stoppers for anchor chains

|  | B63B 21/20 |
· | Adaptations of chains, or parts thereof (chains, in general Fulltext... Hierarchy... Expanded...F16G)

|  | B63B 21/22 |
· | Handling or lashing anchors

|  | B63B 21/24 |
· | Anchors

|  | B63B 21/26 |
· · | securing to bed

|  | B63B 21/27 |
· · · | by suction [2]

|  | B63B 21/28 |
· · · | driven-in by explosive charge

|  | B63B 21/29 |
· · · | by weight, e.g. flukeless weight anchors [2]

|  | B63B 21/30 |
· · | rigid when in use (Fulltext... Hierarchy... Expanded...B63B 21/26 takes precedence)

|  | B63B 21/32 |
· · · | with one fluke

|  | B63B 21/34 |
· · · | with two or more flukes

|  | B63B 21/36 |
· · · · | foldable

|  | B63B 21/38 |
· · | pivoting when in use (Fulltext... Hierarchy... Expanded...B63B 21/28 takes precedence)

|  | B63B 21/40 |
· · · | with one fluke

|  | B63B 21/42 |
· · · · | of ploughshare type

|  | B63B 21/44 |
· · · | with two or more flukes

|  | B63B 21/46 |
· · | with variable, e.g. sliding, connection to chain [2]

|  | B63B 21/48 |
· · | Sea-anchors; Drogues

|  | B63B 21/50 |
· | Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers

|  | B63B 21/52 |
· | Buoys (adaptations or arrangements for marking navigational routes Fulltext... Hierarchy... Expanded...B63B 51/02); Anchoring arrangements therefor

|  | B63B 21/54 |
· | Boat-hooks or the like

|  | B63B 21/56 |
· | Towing or pushing equipment (tugs Fulltext... Hierarchy... Expanded...B63B 35/66)

|  | B63B 21/58 |
· · | Adaptations of hooks for towing; Towing-hook mountings (hooks in general Fulltext... Hierarchy... Expanded...F16B)

|  | B63B 21/60 |
· · · | Quick releases

|  | B63B 21/62 |
· · | characterised by moving of more than one vessel (rigid interconnections between pontoons Fulltext... Hierarchy... Expanded...B63B 35/38)

|  | B63B 21/64 |
· · | Equipment for towing or pushing vessels by vehicles or beings moving forward on ground-based paths along water-way (shore- or ground-based equipment per se, e.g. vehicles, rails, see the relevant classes) [2]

|  | B63B 23/00 |
Equipment for handling lifeboats or the like

|  | B63B 23/02 |
· | Davits, i.e. devices having arms for lowering boats by cables or the like

|  | B63B 23/04 |
· · | with arms pivoting on substantially-horizontal axes, e.g. gravity type

|  | B63B 23/06 |
· · · | with actual pivots

|  | B63B 23/08 |
· · · · | the arms being articulated

|  | B63B 23/10 |
· · · · | with positive drive of the arms

|  | B63B 23/12 |
· · · | with simulated pivots

|  | B63B 23/14 |
· · · · | using linkages

|  | B63B 23/16 |
· · · · | using guide tracks

|  | B63B 23/18 |
· · | with arms pivoting on substantially-vertical axes

|  | B63B 23/20 |
· · · | Davits with single arms (cranes in general Fulltext... Hierarchy... Expanded...B66C)

|  | B63B 23/22 |
· · · · | Slings or the like therefor

|  | B63B 23/24 |
· · · | Slewing equipment therefor

|  | B63B 23/26 |
· · | with rectilinear translation of boat before lowering

|  | B63B 23/28 |
· | Devices for projecting or releasing boats for free fall

|  | B63B 23/30 |
· | Devices for guiding boats to water surface

|  | B63B 23/32 |
· · | Rigid guides, e.g. having arms pivoted near waterline

|  | B63B 23/34 |
· · | Guiding means for lowering by cables, e.g. for listing ships

|  | B63B 23/36 |
· · · | Skid fenders

|  | B63B 23/38 |
· | Transport of boats to davits or the like

|  | B63B 23/40 |
· | Use of lowering or hoisting gear

|  | B63B 23/42 |
· · | with braking equipment

|  | B63B 23/44 |
· · · | on the ship

|  | B63B 23/46 |
· · · | in the boat

|  | B63B 23/48 |
· · | Using winches for boat handling (winches per se Fulltext... Hierarchy... Expanded...B66D)

|  | B63B 23/50 |
· · · | with tensioning gear

|  | B63B 23/52 |
· · · | with control of winches from boat

|  | B63B 23/54 |
· · | with trimming equipment

|  | B63B 23/56 |
· · · | controlled from boat

|  | B63B 23/58 |
· · | with tackle-engaging or release gear

|  | B63B 23/60 |
· · | Additional connections between boat and davit

|  | B63B 23/62 |
· | Fastening or storing of boats on deck

|  | B63B 23/64 |
· · | Lashings; Covers

|  | B63B 23/66 |
· · | Blocks; Chocks

|  | B63B 23/68 |
· · · | for stacking boats

|  | B63B 25/00 |
Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby (constructive aspects of cargo-spaces Fulltext... Hierarchy... Expanded...B63B 11/00; hatches, hatchways Fulltext... Hierarchy... Expanded...B63B 19/12; trimming otherwise than by cargo division e.g. by use of ballast, Fulltext... Hierarchy... Expanded...B63B 43/06, Fulltext... Hierarchy... Expanded...B63B 43/08)

|  | B63B 25/02 |
· | for bulk goods

|  | B63B 25/04 |
· · | solid

|  | B63B 25/06 |
· · · | for cereals

|  | B63B 25/08 |
· · | fluid

|  | B63B 25/10 |
· · · | open to ambient air

|  | B63B 25/12 |
· · · | closed

|  | B63B 25/14 |
· · · · | pressurised

|  | B63B 25/16 |
· · · · | heat-insulated (insulating panellings Fulltext... Hierarchy... Expanded...B63B 3/68; heating or cooling Fulltext... Hierarchy... Expanded...B63J)

|  | B63B 25/18 |
· | Detachable decks

|  | B63B 25/20 |
· · | for motor vehicles or the like

|  | B63B 25/22 |
· | for palletised articles

|  | B63B 25/24 |
· | Means for preventing unwanted cargo movement, e.g. dunnage

|  | B63B 25/26 |
· | for frozen goods

|  | B63B 25/28 |
· | for deck loads

|  | B63B 27/00 |
Loading or unloading cargo or passengers (self-discharging barges or lighters Fulltext... Hierarchy... Expanded...B63B 35/30; shore-based Fulltext... Hierarchy... Expanded...B65G)

|  | B63B 27/02 |
· | with intermittent action

|  | B63B 27/04 |
· · | Ships' derricks, i.e. employing ships' masts (derricks in general Fulltext... Hierarchy... Expanded...B66C)

|  | B63B 27/06 |
· · · | with slewing force exerted at pivoted end

|  | B63B 27/08 |
· · | using winches (winches per se Fulltext... Hierarchy... Expanded...B66D)

|  | B63B 27/10 |
· · | using cranes (cranes per se Fulltext... Hierarchy... Expanded...B66C)

|  | B63B 27/12 |
· · · | of gantry type

|  | B63B 27/14 |
· · | Ramps, gangways or other outboard ladders (inboard ladders Fulltext... Hierarchy... Expanded...B63B 29/20)

|  | B63B 27/16 |
· · | using lifts or hoists (elevators per se Fulltext... Hierarchy... Expanded...B66B)

|  | B63B 27/18 |
· · | using cableways, e.g. with breeches-buoys (cableways per se Fulltext... Hierarchy... Expanded...B65G)

|  | B63B 27/20 |
· | with continuous action

|  | B63B 27/22 |
· · | using endless-band or like conveyers (conveyers per se Fulltext... Hierarchy... Expanded...B65G)

|  | B63B 27/24 |
· · | Loading or unloading fluids

|  | B63B 27/26 |
· · | using devices with throwing action (devices with throwing action per se Fulltext... Hierarchy... Expanded...B65G)

|  | B63B 27/28 |
· · | using chutes (chutes per se Fulltext... Hierarchy... Expanded...B65G)

|  | B63B 29/00 |
Accommodation for crew or passengers not otherwise provided for

|  | B63B 29/02 |
· | Cabins or other living spaces; Construction or arrangement thereof

|  | B63B 29/04 |
· · | Furniture peculiar to vessels (floatable furniture Fulltext... Hierarchy... Expanded...B63C 9/30)

|  | B63B 29/06 |
· · · | Fastening to floors

|  | B63B 29/08 |
· · · | Storm guards on tables, e.g. fiddles

|  | B63B 29/10 |
· · · | Berths; Mounting ladders therefor

|  | B63B 29/12 |
· · · | Self-levelling mountings

|  | B63B 29/14 |
· · | Closet or like flushing arrangements; Washing or bathing facilities peculiar to ships

|  | B63B 29/16 |
· | Soil-water discharges

|  | B63B 29/18 |
· | Arrangements or adaptations of swimming pools

|  | B63B 29/20 |
· | Arrangements or adaptations of ladders (mounting ladders for berths Fulltext... Hierarchy... Expanded...B63B 29/10)

|  | B63B 29/22 |
· | Galleys [2]

|  | B63B 35/00 |
Vessels or like floating structures not otherwise provided for (vessels characterised by load-accommodating arrangements Fulltext... Hierarchy... Expanded...B63B 25/00; fire-extinguishing vessels Fulltext... Hierarchy... Expanded...A62C 29/00; submarines, mine-layers, or mine-sweepers Fulltext... Hierarchy... Expanded...B63G; bouyant containers Fulltext... Hierarchy... Expanded...B65D 89/10)

|  | B63B 35/02 |
· | adapted for special purposes

|  | B63B 35/04 |
· · | Cable-laying vessels

|  | B63B 35/06 |
· · · | for moving cable-ends from ship to shore

|  | B63B 35/08 |
· · | Ice-breakers

|  | B63B 35/10 |
· · · | having forced pitching or rolling equipment

|  | B63B 35/12 |
· · · | having ice-cutters

|  | B63B 35/14 |
· · | Fishing vessels (fishing Fulltext... Hierarchy... Expanded...A01K)

|  | B63B 35/16 |
· · · | Trawlers

|  | B63B 35/18 |
· · · · | adapted to dragging nets aboard

|  | B63B 35/20 |
· · · · | adapted to hoisting nets aboard

|  | B63B 35/22 |
· · · | Whale catchers; Whale factory vessels

|  | B63B 35/24 |
· · · | Fish holds

|  | B63B 35/26 |
· · · · | for live fish

|  | B63B 35/28 |
· · | Barges or lighters

|  | B63B 35/30 |
· · · | self-discharging

|  | B63B 35/32 |
· · | for collecting pollution from open water (cleaning surface of open water Fulltext... Hierarchy... Expanded...E02B 15/00)

|  | B63B 35/34 |
· · | Pontoons (pontoon bridges Fulltext... Hierarchy... Expanded...E01D)

|  | B63B 35/36 |
· · · | foldable

|  | B63B 35/38 |
· · · | Rigidly-interconnected pontoons

|  | B63B 35/40 |
· · | for transporting marine vessels

|  | B63B 35/42 |
· · · | with adjustable draught

|  | B63B 35/44 |
· · | Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices

|  | B63B 35/50 |
· · | Vessels or floating structures for aircraft (aircraft carriers Fulltext... Hierarchy... Expanded...B63G 11/00)

|  | B63B 35/52 |
· · · | Landing-nets; Slipway

|  | B63B 35/54 |
· · | Ferries (propulsion of chain ferries Fulltext... Hierarchy... Expanded...B63H)

|  | B63B 35/56 |
· · | Lightships (marking of navigational route Fulltext... Hierarchy... Expanded...B63B 51/00)

|  | B63B 35/58 |
· · | Rafts

|  | B63B 35/66 |
· · | Tugs (towing or pushing equipment Fulltext... Hierarchy... Expanded...B63B 21/56)

|  | B63B 35/68 |
· · · | for towing

|  | B63B 35/70 |
· · · | for pushing

|  | B63B 35/72 |
· · | Other vessels or like floating structures for pleasure or sport (water skis or like appliances for gliding on water Fulltext... Hierarchy... Expanded...A63C 15/00) [2]

|  | B63B 39/00 |
Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude

|  | B63B 39/02 |
· | to decrease vessel movements by displacement of masses [2]

|  | B63B 39/03 |
· · | by transferring liquids [2]

|  | B63B 39/04 |
· | to decrease vessel movements by using gyroscopes directly

|  | B63B 39/06 |
· | to decrease vessel movements by using foils acting on ambient water (constructional aspects of bilge keels Fulltext... Hierarchy... Expanded...B63B 3/44)

|  | B63B 39/08 |
· | to decrease vessel movements by using auxiliary jets or propellers (using auxiliary jets or propellers for steering or dynamic anchoring Fulltext... Hierarchy... Expanded...B63H 25/00)

|  | B63B 39/10 |
· | to decrease vessel movements by damping the waves, e.g. by pouring oil on water [2]

|  | B63B 39/12 |
· | for indicating draught or load

|  | B63B 39/14 |
· | for indicating inclination or duration of roll

|  | B63B 41/00 |
Drop keels, e.g. centre boards, side boards (keels integral with hull Fulltext... Hierarchy... Expanded...B63B 3/38; stabilising foils Fulltext... Hierarchy... Expanded...B63B 39/06)

|  | B63B 43/00 |
Improving safety of vessels, e.g. damage control, not otherwise provided for (fire-fighting in ships Fulltext... Hierarchy... Expanded...A62C 3/10)

|  | B63B 43/02 |
· | reducing risk of capsizing or sinking (by means of watertight doors in bulkheads Fulltext... Hierarchy... Expanded...B63B 43/24)

|  | B63B 43/04 |
· · | by improving stability

|  | B63B 43/06 |
· · | using ballast tanks (conduits for emptying or ballasting Fulltext... Hierarchy... Expanded...B63B 13/00)

|  | B63B 43/08 |
· · · | by transfer of solid ballast

|  | B63B 43/10 |
· · | by improving buoyancy

|  | B63B 43/12 |
· · · | using inboard air containers

|  | B63B 43/14 |
· · · | using outboard floating members

|  | B63B 43/16 |
· · · | Temporary equipment for stopping leaks, e.g. collision mats

|  | B63B 43/18 |
· | preventing collision; reducing collision damage

|  | B63B 43/20 |
· · | Feelers

|  | B63B 43/24 |
· | Arrangements of watertight doors in bulkheads

|  | B63B 43/26 |
· · | of sliding type

|  | B63B 43/28 |
· · · | with mechanical drive

|  | B63B 43/30 |
· · · | with fluid drive

|  | B63B 43/32 |
· · | of non-sliding type

|  | B63B 45/00 |
Arrangement or adaptation of signalling or lighting devices (for vehicles in general Fulltext... Hierarchy... Expanded...B60Q; ships' lanterns Fulltext... Hierarchy... Expanded...F21)

|  | B63B 45/02 |
· | the devices being intended to illuminate the way ahead or other areas of environments

|  | B63B 45/04 |
· | the devices being intended to indicate the vessel or parts thereof

|  | B63B 45/06 |
· | the devices being intended to illuminate vessels' decks or interior

|  | B63B 45/08 |
· | the devices being acoustic

|  | B63B 49/00 |
Arrangements of nautical instruments or navigational aids (nautical measuring instruments Fulltext... Hierarchy... Expanded...G01C; radio or like navigation systems Fulltext... Hierarchy... Expanded...G01S)

|  | B63B 51/00 |
Marking of navigation route

|  | B63B 51/02 |
· | with buoys (buoys per se Fulltext... Hierarchy... Expanded...B63B 21/52); with anchored lightships; by use of lighthouses

|  | B63B 51/04 |
· | with free-floating flares

|  | B63B 57/00 |
Tank cleaning specially adapted for vessels (tank cleaning in general Fulltext... Hierarchy... Expanded...B08B 9/08)

|  | B63B 57/02 |
· | by washing

|  | B63B 57/04 |
· | by ventilating

|  | B63B 59/00 |
Hull protection peculiar to vessels; Cleaning devices peculiar to vessels and integral therewith (cleaning in general Fulltext... Hierarchy... Expanded...B08B; other cleaning of vessels Fulltext... Hierarchy... Expanded...B60S)

|  | B63B 59/02 |
· | Fenders; Rubbing-strakes (shore-borne fenders Fulltext... Hierarchy... Expanded...E02B 3/22)