B63GOFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELSMINE-LAYINGMINE-SWEEPINGSUBMARINESAIRCRAFT CARRIERS means of attack or defence in general, e.g. turrets F41H In this subclass, the indexing codes B63B2201/00 - B63B2241/00 are to be used for relevant technical information concerning particular or unusual use, materials, design, methods or means.In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. B63G1/00 B63G1/00Arrangements of guns or missile launchersVessels characterised thereby submarines B63G8/00; guns, missile launchers F41 B63G3/00Arrangements of ammunition stores or handlers specially for submarines B63G8/00; feeding ammunition missiles or projectiles to guns in general F41A9/00Vessels characterised thereby general cargo aspects B63B B63G3/02for torpedoes B63G3/04for missiles B63G3/06for mines or depth charges B63G5/00Vessels characterised by adaptation to torpedo launching submarines B63G8/00; torpedo launching per se F41F B63G6/00Laying of mines or depth chargesVessels characterised thereby arrangements on submarines for mine laying B63G8/33 B63G7/00Mine-sweepingVessels characterised thereby B63G2007/005Unmanned autonomously operating mine sweeping vessels B63G7/02Mine-sweeping means, Means for destroying mines B63G7/04by means of cables B63G7/06of electromagnetic type B63G2007/065by making use of superconductivity B63G7/08of acoustic type B63G8/00Underwater vessels, e.g. submarines; Equipment specially adapted thereforsubmarine hulls B63B3/13; diving chambers with mechanical link, e.g. cable, to a base B63C11/34; divers' sleds B63C11/46; torpedoes F42B19/00 B63G8/001Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations self-propelled or direction controlled diving chambers with mechanical link to a base B63C11/42 B63G2008/002unmanned B63G2008/004autonomously operating B63G2008/005remotely controlled B63G2008/007by means of a physical link to a base, e.g. wire, cable or umbilical B63G2008/008Docking stations for unmanned underwater vessels, or the like B63G8/04Superstructure B63G8/06Conning-towers B63G8/08Propulsion schnorkels B63G8/36; marine propulsion or steering in general B63H; nuclear propulsion B63H21/18; propulsion power plants or units per se F01 - F04; submerged exhausting apparatus F01N13/12 B63G8/10using steam plant B63G2008/105using Walter-type plants, i.e. power plants in which steam is generated in a reactor vessel by reaction between a fuel and an oxidant, e.g. hydrogen peroxide B63G8/12using internal-combustion engines B63G8/14Control of attitude or depth of torpedoes F42B19/00 B63G8/16by direct use of propellers or jets B63G8/18by hydrofoils B63G8/20Steering equipment B63G8/16, B63G8/18 take precedence; steering of vessels in general B63H25/00 B63G8/22Adjustment of buoyancy by water ballastingEmptying equipment for ballast tanks conduits for emptying or ballasting on vessels in general B63B13/00; stabilising vessels using ballast tanks B63B43/06 B63G8/24Automatic depth adjustmentSafety equipment for increasing buoyancy, e.g. detachable ballast, floating bodies B63G8/26Trimming equipment B63G8/28Arrangement of offensive or defensive equipment B63G8/30of artillery or missile launching means B63G8/32of torpedo-launching means torpedo-launching means per se F41F3/00of torpedo stores or handlers B63G8/33of mine-laying means mine laying vessels other than submarines B63G6/00 B63G8/34Camouflage for other vessels B63G13/02; in general F41H3/00 B63G8/36Adaptations of ventilation, e.g. schnorkels, cooling, heating, or air-conditioning reconditioning air in sealed chambers A62B11/00 B63G8/38Arrangement of visual or electronic watch equipment, e.g. of periscopes, of radar periscopes, optical aiming or sighting devices per se G02B23/00 B63G8/39Arrangements of sonic watch equipment, e.g. low-frequency, sonar B63G8/40Rescue equipment for personnel life-saving in water, not specially adapted for submarine personnel B63C B63G2008/403Docking rescue units B63G2008/406Submarine escape suits B63G8/41Capsules, chambers, water-tight boats or the like, detachable from the submarine B63G8/42Towed underwater vessels B63G2008/425for transporting cargo, e.g. submersible barges for fluid cargo B63G9/00Other offensive or defensive arrangements on vessels against submarines, torpedoes, or mines B63G2009/005of sonic watch equipment, e.g. low-frequency or sonar B63G9/02Means for protecting vessels against torpedo attack armoured hulls B63B3/10 B63G9/04Nets or the like net barriers for harbour defence F41H11/00 B63G9/06for degaussing vessels demagnetising in general H01F13/00 B63G11/00Aircraft carriers other vessels or floating structures for aircraft B63B35/50; launching or arresting gear for aircraft B64F B63G13/00Other offensive or defensive arrangements on vesselsVessels characterised thereby B63G13/02Camouflage for submarines B63G8/34 B63G2013/022using means for reducing noise emission into air or water B63G2013/025using means for reducing radiation emission of electromagnetic waves, e.g. infrared, into air or water B63G2013/027using stealth design, i.e. superstructures, hulls, or other vessel's components shaped or constructed for minimizing reflection of radar or sonar beams, or the like