Siebe Gorman
Encyclopedia
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...
company which developed diving equipment
Diving equipment
Diving equipment is equipment used by underwater divers for the purpose of facilitating diving activities. This may be equipment primarily intended for this purpose, or equipment intended for other puprposes which is found to be suitable for diving use....
and breathing equipment and worked on commercial diving
Commercial Diving
Professional diving is a type of diving where the divers are paid for their work. There are several branches of professional diving, the most well known of which is probably commercial diving...
and marine salvage
Marine salvage
Marine salvage is the process of rescuing a ship, its cargo, or other property from peril. Salvage encompasses rescue towing, refloating a sunken or grounded vessel, or patching or repairing a ship...
projects. The company advertised itself as 'Submarine Engineers'.
It was founded by Augustus Siebe (1788–April 15, 1872), a German
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...
-born British engineer chiefly known for his contributions to diving equipment
Diving equipment
Diving equipment is equipment used by underwater divers for the purpose of facilitating diving activities. This may be equipment primarily intended for this purpose, or equipment intended for other puprposes which is found to be suitable for diving use....
.
History
- See also Timeline of underwater technologyTimeline of underwater technologyThis is a timeline of underwater technology.The entries marked ## are about decompression tables.-Pre-industrial:* Several centuries BC: This is a timeline of underwater technology.The entries marked ## are about decompression tables.-Pre-industrial:* Several centuries BC: This is a timeline of...
.- 1788: Augustus Siebe was born in SaxonySaxonyThe Free State of Saxony is a landlocked state of Germany, contingent with Brandenburg, Saxony Anhalt, Thuringia, Bavaria, the Czech Republic and Poland. It is the tenth-largest German state in area, with of Germany's sixteen states....
in Germany, named Christian Augustus Siebe.- He was educated in BerlinBerlinBerlin is the capital city of Germany and is one of the 16 states of Germany. With a population of 3.45 million people, Berlin is Germany's largest city. It is the second most populous city proper and the seventh most populous urban area in the European Union...
and apprenticed to a brass founder.
- He was educated in Berlin
- 1812: He served as an artillery officer at the Battle of LeipzigBattle of LeipzigThe Battle of Leipzig or Battle of the Nations, on 16–19 October 1813, was fought by the coalition armies of Russia, Prussia, Austria and Sweden against the French army of Napoleon. Napoleon's army also contained Polish and Italian troops as well as Germans from the Confederation of the Rhine...
and narrowly escaped death. - 1815: He served as an artillery officer in the PrussiaPrussiaPrussia was a German kingdom and historic state originating out of the Duchy of Prussia and the Margraviate of Brandenburg. For centuries, the House of Hohenzollern ruled Prussia, successfully expanding its size by way of an unusually well-organized and effective army. Prussia shaped the history...
n army at the Battle of WaterlooBattle of WaterlooThe Battle of Waterloo was fought on Sunday 18 June 1815 near Waterloo in present-day Belgium, then part of the United Kingdom of the Netherlands...
. - 1816: After that war he moved to LondonLondonLondon is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...
, EnglandEnglandEngland is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...
.- He became a watchmakerWatchmakerA watchmaker is an artisan who makes and repairs watches. Since virtually all watches are now factory made, most modern watchmakers solely repair watches. However, originally they were master craftsmen who built watches, including all their parts, by hand...
, then gunmaker, then instrument maker, and settled at 5 Denmark Street in SohoSohoSoho is an area of the City of Westminster and part of the West End of London. Long established as an entertainment district, for much of the 20th century Soho had a reputation for sex shops as well as night life and film industry. Since the early 1980s, the area has undergone considerable...
, LondonLondonLondon is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...
, where he became an engineerEngineerAn engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...
.
- He became a watchmaker
- 1819: He started a business as a mechanical engineer at 145 High HolbornHigh HolbornHigh Holborn is a road in Holborn in central London, England. It starts in the west near St Giles Circus, then goes east, past the Kingsway and Southampton Row, and continues east. The road becomes Holborn at the junction with Gray's Inn Road....
, London. He traded as Augustus Siebe and dropped the word "Christian" from his name. Down the years he produced various mechanical devices, not only diving gear. - 1819: He married Susannah Gliddon (from Devon).
- 1819: He produced a breech-loading firearm.
- 1823: He was awarded a Vulcan medal for a screw tap for thread cutting.
- 1826: He moved to 5 Denmark Street, London, which he rented.
- 1830: His daughter Mary Siebe was born.
- (Later, William Augustus Gorman (formerly O'Gorman) (an Irish sea captain) married her.)
- 1788: Augustus Siebe was born in Saxony
Start of involvement in making diving equipment
- 1830: The Deane brothersJohn Deane (inventor)Charles and John Deane were the inventors of the diving helmet, and performed diving operations at the wreck of the Mary Rose. The brothers received their education at The Royal Hospital School, Greenwich, and were both in attendance in 1812...
asked Siebe to make a variation of their smoke helmet design for underwater use. Later they turned to him to produce more helmets for diving operations. Expanding on improvements already made by another engineer, George Edwards, Siebe produced his own design; a helmetDiving helmetDiving helmets are worn mainly by professional divers engaged in surface supplied diving, though many models can be adapted for use with scuba equipment....
fitted to a full length watertight canvasCanvasCanvas is an extremely heavy-duty plain-woven fabric used for making sails, tents, marquees, backpacks, and other items for which sturdiness is required. It is also popularly used by artists as a painting surface, typically stretched across a wooden frame...
diving suitDiving suitA diving suit is a garment or device designed to protect a diver from the underwater environment. A diving suit typically also incorporates an air-supply .-History:...
(standard diving dressStandard diving dressA standard diving dress consists of a metallic diving helmet, an airline or hose from a surface supplied diving air pump, a canvas diving suit, diving knife and boots...
). The real success of the equipment was a valveValveA valve is a device that regulates, directs or controls the flow of a fluid by opening, closing, or partially obstructing various passageways. Valves are technically pipe fittings, but are usually discussed as a separate category...
in the helmet. - 1831: He bought 5 Denmark Street's leasehold. He lived and worked there for the rest of his life.
- 1856: He applied for and was given British citizenship.
- 1868: He bought the freehold of 5 Denmark Street.
- 1868: He retired because of old age and ill-health; 4 of his 5 sons had died by this time.
- 1870: Augustus Siebe passed his business to his son Henry Herapath Siebe and to William Augustus Gorman. The business started trading as 'Siebe & Gorman'
- 15 April 1872: He died at home of chronic bronchitisChronic bronchitisChronic bronchitis is a chronic inflammation of the bronchi in the lungs. It is generally considered one of the two forms of chronic obstructive pulmonary disease...
.- He was buried at the West Norwood CemeteryWest Norwood CemeteryWest Norwood Cemetery is a cemetery in West Norwood in London, England. It was also known as the South Metropolitan Cemetery.One of the first private landscaped cemeteries in London, it is one of the Magnificent Seven cemeteries of London, and is a site of major historical, architectural and...
.
- He was buried at the West Norwood Cemetery
- 1876: Siebe & Gorman moved to 17 Mason Street (later renamed Boniface Street), Westminster Bridge Road, LambethLambethLambeth is a district of south London, England, and part of the London Borough of Lambeth. It is situated southeast of Charing Cross.-Toponymy:...
, London. - 1878: Henry FleussHenry FleussHenry Albert Fleuss was a pioneering diving engineer, and Master Diver for Siebe, Gorman & Co. of London.Fleuss was born in Marlborough, Wiltshire in 1851....
with help from Siebe Gorman designed a practical oxygen rebreather: see Rebreather#History of rebreathers. - 1880: The company's name changed to Siebe Gorman & Co.
- January 1882: Robert Henry Davis (age 11) (1879-1965) joined Siebe Gorman as an office boy. Over the years he learned much and became good at breathing apparatus engineering.
- 1887: Henry Herapath Siebe died aged 57.
- 1894: Robert Davis was promoted to General ManagerGeneral managerGeneral manager is a descriptive term for certain executives in a business operation. It is also a formal title held by some business executives, most commonly in the hospitality industry.-Generic usage:...
of Siebe Gorman.
20th century
- September 1900: Robert Davis married Margaret Tyrrell.
- 1901: Robert Davis's and Margaret Tyrrell's first son Robert William Gorman Davis was born.
- Over the years Robert William Gorman Davis trained as an engineer and later joined the company.
- 14 Feb 1904: William Augustus Gorman suddenly died aged 69. (He was buried at ClaygateClaygateClaygate is a village in the English county of Surrey, approximately south west of London and within the Metropolitan Green Belt.It is primarily a residential area but with offices, farms and two shopping areas with a supermarket, five pubs and numerous restaurants...
Church in Surrey.)- The company became a new private company 'Siebe Gorman & Co. Ltd.'.
- 1905: The AdmiraltyAdmiraltyThe Admiralty was formerly the authority in the Kingdom of England, and later in the United Kingdom, responsible for the command of the Royal Navy...
set up the first Deep Diving Committee.- 1907: The resulting naval diving tables appeared. The Admiralty approached Siebe Gorman to help develop better deep-diving gear.
- 1907: The Siebe Gorman ProtoSiebe Gorman ProtoThe Proto is a type of rebreather that was made by Siebe Gorman. It was an industrial breathing set and not suitable for diving. It was made from 1914 or earlier to the 1960s or later. .Its breathing bag was worn on the chest...
industrial rebreather starts to be made.- The Siebe Gorman SalvusSiebe Gorman SalvusThe Siebe Gorman Salvus is a light oxygen rebreather for industrial use or in shallow diving. Its duration on a filling is 30 to 40 minutes. It was very common in Britain during World War II and for a long time afterwards...
and the Davis Submerged Escape ApparatusDavis Submerged Escape ApparatusThe Davis Submerged Escape Apparatus , was an early type of oxygen rebreather invented in 1910 by Sir Robert Davis, head of Siebe Gorman and Co. Ltd., inspired by the earlier Fleuss system...
appeared later.
- The Siebe Gorman Salvus
- 1930: The AdmiraltyAdmiraltyThe Admiralty was formerly the authority in the Kingdom of England, and later in the United Kingdom, responsible for the command of the Royal Navy...
set up the second Deep Diving Committee. - 1932; King George V knighted Robert Davis, largely for inventing the Davis Submerged Escape Apparatus.
- 1938: Robert Davis, needing more room for factory expansion, bought 6 acres at TolworthTolworthTolworth is a mostly residential area of outer South London in the Royal Borough of Kingston upon Thames, located south west of Charing Cross. Neighbouring places include: New Malden, Kingston, Surbiton, Berrylands, Chessington, Ewell and Worcester Park....
near ChessingtonChessingtonChessington is a town in the Royal Borough of Kingston upon Thames in Greater London, England. The Hogsmill river runs through it. Neighbouring settlements include: Tolworth, Ewell, Surbiton, Claygate, Epsom, Oxshott, Leatherhead, Esher, Kingston upon Thames and Worcester Park.-History:Its name...
in Surrey. The new building on it was named Neptune Works, on Davis Road.
WWII starts
- May 1941: Siebe Gorman's factory in LambethLambethLambeth is a district of south London, England, and part of the London Borough of Lambeth. It is situated southeast of Charing Cross.-Toponymy:...
was bombed during World War IIWorld War IIWorld War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...
. Massive loss of company and personal historical records. - 1941: The company, already planning to leave London, moved to Chessington, Surrey and resumed manufacturing.
After WWII
- 1948: Siebe Gorman was making aqualungs of the type nicknamed 'Tadpoles'.
- around 1950: Peak production of standard diving dress. After this, diving technological development in the USA more and more reduced Siebe Gorman's business, which was halved by the early 1960's.
- 1951: Birmingham University gave Robert Davis an honorary degreeHonorary degreeAn honorary degree or a degree honoris causa is an academic degree for which a university has waived the usual requirements, such as matriculation, residence, study, and the passing of examinations...
. - 1952: Siebe Gorman became a limited companyLimited companyA limited company is a company in which the liability of the members or subscribers of the company is limited to what they have invested or guaranteed to the company. Limited companies may be limited by shares or by guarantee. And the former of these, a limited company limited by shares, may be...
. Robert Davis became its managing director. - 1952: MarconiMarconi-People:*Guglielmo Marconi, Italian-born radio pioneer*David Marconi, American screenwriter*Dominic Anthony Marconi, American Roman Catholic bishop*Enrico Marconi, also known as Henryk Marconi, architect*Gloria Marconi, Italian long-distance runner...
and Siebe Gorman collaborated to produce an underwater television camera system. - 1953: Some sport divers find how to make an aqualung regulator out of a Calor gas demand regulator, and spread this knowledge, thus bypassing the naval/industrial monopoly on making usable underwater breathing apparatus.
- 1954: Around now Siebe Gorman started making Cousteau-Gagnan-type aqualungAqualungAqualung may refer to:* Aqua-lung, a type of diving equipment* Aqua Lung/La Spirotechnique, a French manufacturer of diving equipment* Aqua Lung America, a US company that makes diving equipment, subsidiary of the French company...
s, and diving suits for commercial and sport diving. - 1955 or after: Siebe Gorman stops making standard diving dress.
- 1959: The Fairey Aviation Company took over Siebe Gorman.
- 1960's: Siebe Gorman started making scuba gear aimed at the public market (sometimes using the tradenames Essgee and Essjee), although they had made it earlier for work divers and the NavyNavyA navy is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake- or ocean-borne combat operations and related functions...
. They also continued to make diving bellDiving bellA diving bell is a rigid chamber used to transport divers to depth in the ocean. The most common types are the wet bell and the closed bell....
equipment and pressure chambers. - 1961: Siebe Gorman takes over the diving gear maker firm HeinkeHeinkeHeinke was a series of companies that made diving equipment in London, run by members of a Heinke family.-Timeline:*1786: Gotthilf Frederick Heinke was born in Prussia.*: He became a coppersmith....
. A few helmets were given the tag of "Siebe-Heinke", but eventually the name Heinke completely disappeared. - 29 March 1965: Robert Davis died at home, aged 94.
- 1967-8: Siebe Gorman stops using the tradename 'Siebe Heinke'.
- 1975: Siebe Gorman moves to CwmbranCwmbranCwmbrân is a new town in Wales. Today forming part of the county borough of Torfaen and lying within the historic boundaries of Monmouthshire, Cwmbrân was established in 1949 to provide new employment opportunities in the south eastern portion of the South Wales Coalfield. Cwmbrân means Crow...
in WalesWalesWales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...
in 1975 and concentrates on firefighterFirefighterFirefighters are rescuers extensively trained primarily to put out hazardous fires that threaten civilian populations and property, to rescue people from car incidents, collapsed and burning buildings and other such situations...
's breathing equipment. - 1979: Siebe Gorman & Co Ltd v Barclays Bank Ltd [1979] 2 Lloyd’s Rep 142, a well known UK insolvency lawUK insolvency lawUnited Kingdom insolvency law deals with the insolvency of firms and individuals in the United Kingdom. The important statutes are the Insolvency Act 1986, as amended by the Enterprise Act 2002, as well as the Company Director Disqualification Act 1986 and the Companies Act 2006.Insolvency is a...
case about book debts in debentureDebentureA debenture is a document that either creates a debt or acknowledges it. In corporate finance, the term is used for a medium- to long-term debt instrument used by large companies to borrow money. In some countries the term is used interchangeably with bond, loan stock or note...
s. - 1985: Siebe Gorman (by now called 'Siebe plc) acquires CompAirCompAirCompAir is an engineering and manufacturing company specialising in compressed air and gas systems.CompAir was acquired by Alchemy Partners from Invensys, which retained a small minority shareholding...
, a business making compressed air equipment for divers and firefighters.- Between 1985 and 1998: Siebe plc acquires several firms.
- 1995 October: Siebe Gorman still had their premises at CwmbranCwmbranCwmbrân is a new town in Wales. Today forming part of the county borough of Torfaen and lying within the historic boundaries of Monmouthshire, Cwmbrân was established in 1949 to provide new employment opportunities in the south eastern portion of the South Wales Coalfield. Cwmbrân means Crow...
. - 1998 Siebe Gorman's parent company, Siebe plcSiebe plcSiebe plc was once one of the United Kingdom's largest engineering businesses. It was a constituent of the FTSE 100 Index but in 1999 it merged with BTR plc to form Invensys.-History:*1819: Siebe plc was founded by Augustus Siebe in London....
, sells Siebe Gorman to Norcross Safety Products. - End of 1998: Norcross closes the plant at Cwmbran and transfers production of breathing apparatus to DukinfieldDukinfieldDukinfield is a small town within the Metropolitan Borough of Tameside, in Greater Manchester, England. It lies in central Tameside on the south bank of the River Tame, opposite Ashton-under-Lyne, and is east of the city of Manchester...
in ManchesterManchesterManchester is a city and metropolitan borough in Greater Manchester, England. According to the Office for National Statistics, the 2010 mid-year population estimate for Manchester was 498,800. Manchester lies within one of the UK's largest metropolitan areas, the metropolitan county of Greater...
, where they still had capability to make oxygen rebreathers, but did not make or overhaul any there. - End of 1999: Norcross sold what had been Siebe Gorman as a going concern to an Iranian entrepreneur Parvis Moradifor. The company was re-named Air Master Technology Limited (AMtec) from the name of the famous Siebe Gorman breathing apparatus.
21st century
- 2000: Air Master Technology relocated to SwindonSwindonSwindon is a large town within the borough of Swindon and ceremonial county of Wiltshire, in South West England. It is midway between Bristol, west and Reading, east. London is east...
in WiltshireWiltshireWiltshire is a ceremonial county in South West England. It is landlocked and borders the counties of Dorset, Somerset, Hampshire, Gloucestershire, Oxfordshire and Berkshire. It contains the unitary authority of Swindon and covers...
. - 2001: Air Master Technology ceased trading.
- 2001: Parvis Moradifor sells the assets; he also sells the name Siebe Gorman to a Malaysian concern, who with a factory in Malaysia, still make breathing apparatus and parts for civilian and military use, including an industrial breathing set and a gasmask; their name is "The Siebe Gorman Company (Malaysia)".
Operations
The Company was notable for developing the "closed" diving helmetDiving helmet
Diving helmets are worn mainly by professional divers engaged in surface supplied diving, though many models can be adapted for use with scuba equipment....
of the standard diving dress
Standard diving dress
A standard diving dress consists of a metallic diving helmet, an airline or hose from a surface supplied diving air pump, a canvas diving suit, diving knife and boots...
and associated equipment. As the helmet was sealed to the diving suit, it was watertight, unlike the previous "open" helmet systems. The new equipment was safer and more efficient and revolutionised underwater work from the 1830s.
Colonel Charles Pasley
Charles Pasley
General Sir Charles William Pasley KCB was a British soldier and military engineer who wrote the defining text on the role of the post-American revolution British Empire: An Essay on the Military Policy and Institutions of the British Empire, published in 1810. This text changed how Britons...
, leader of the Royal Navy
Royal Navy
The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...
team that used Siebe's suit on the wreck of the HMS Royal George
HMS Royal George (1756)
HMS Royal George was a 100-gun first-rate ship of the line of the Royal Navy, built at Woolwich Dockyard and launched on 18 February 1756...
suggested the helmet should be detachable from the corset
Corset
A corset is a garment worn to hold and shape the torso into a desired shape for aesthetic or medical purposes...
, giving rise to the typical standard diving dress
Standard diving dress
A standard diving dress consists of a metallic diving helmet, an airline or hose from a surface supplied diving air pump, a canvas diving suit, diving knife and boots...
which revolutionised underwater
Underwater
Underwater is a term describing the realm below the surface of water where the water exists in a natural feature such as an ocean, sea, lake, pond, or river. Three quarters of the planet Earth is covered by water...
civil engineering
Civil engineering
Civil engineering is a professional engineering discipline that deals with the design, construction, and maintenance of the physical and naturally built environment, including works like roads, bridges, canals, dams, and buildings...
, underwater salvage
Marine salvage
Marine salvage is the process of rescuing a ship, its cargo, or other property from peril. Salvage encompasses rescue towing, refloating a sunken or grounded vessel, or patching or repairing a ship...
, commercial diving
Commercial Diving
Professional diving is a type of diving where the divers are paid for their work. There are several branches of professional diving, the most well known of which is probably commercial diving...
and naval diving.
Standard diving suit equipment was their main manufacturing operation, producing diving helmets in copper and brass. They also made frogman
Frogman
A frogman is someone who is trained to scuba diving or swim underwater in a military capacity which can include combat. Such personnel are also known by the more formal names of combat diver or combatant diver or combat swimmer....
's equipment for the British armed forces during World War 2, and later, sport scuba
Scuba set
A scuba set is an independent breathing set that provides a scuba diver with the breathing gas necessary to breathe underwater during scuba diving. It is much used for sport diving and some sorts of work diving....
gear. See makes of rebreather.
Siebe Gorman and Co manufactured 12 bolt, 8 bolt, 6 bolt, 3 bolt, 2 bolt, no bolt, flange, and 12 bolt square corselet standard diving helmets.
Heinke Ltd in London also made diving gear and had connections with Siebe Gorman.
Rebreather equipment
This is a partial list of some of their rebreather equipment covering military and civilian, diving and non-diving. Taken from Oxygen Rebreather Database, and afterwards edited.- Aircrew Rebreather "Stelox"
- Aerorlox (mine rescue, liquid oxygen)
- Siebe Gorman Novus SCBA
- Amphibian Mark I to Mark IVMark IV AmphibianA Mark IV Amphibian is an early model of British naval oxygen rebreather made by Siebe Gorman. It was arranged like a UBA, but its oxygen cylinder is smaller...
- ATEA Siebe Gorman
- Universal Rebreather or CDBASiebe Gorman CDBAThe Clearance Divers Breathing Apparatus is a type of rebreather made by Siebe Gorman in England.The Royal Navy used it for many years. It was for underwater work rather than for combat diving. The main oxygen cylinders are on the diver's back. The oxygen cylinders at the front of the diver are...
(Clearance DiverClearance DiverA clearance diver was originally a specialist naval diver who used explosives underwater to remove obstructions to make harbours and shipping channels safe to navigate, but later the term "clearance diver" was used to include other naval underwater work...
Breathing Apparatus) - DSEA Siebe GormanDavis Submerged Escape ApparatusThe Davis Submerged Escape Apparatus , was an early type of oxygen rebreather invented in 1910 by Sir Robert Davis, head of Siebe Gorman and Co. Ltd., inspired by the earlier Fleuss system...
- FireOX
- Fleuss-Davis SCUBA apparatus (see Henry FleussHenry FleussHenry Albert Fleuss was a pioneering diving engineer, and Master Diver for Siebe, Gorman & Co. of London.Fleuss was born in Marlborough, Wiltshire in 1851....
) - Individual scrubber
- Lungovox (a short-duration industrialIndustryIndustry refers to the production of an economic good or service within an economy.-Industrial sectors:There are four key industrial economic sectors: the primary sector, largely raw material extraction industries such as mining and farming; the secondary sector, involving refining, construction,...
oxygen rebreatherRebreatherA rebreather is a type of breathing set that provides a breathing gas containing oxygen and recycled exhaled gas. This recycling reduces the volume of breathing gas used, making a rebreather lighter and more compact than an open-circuit breathing set for the same duration in environments where...
in a backpack box)
- Minox
- MRS suit
- Oxylithe
- P-Party (Mark I, Mark II, and Dutch)
- ProtoProtoProto- is a prefix meaning "first".Proto may also refer to:- Organizations :* Proto , a tool company , now a division of Stanley Black & Decker...
- Proto ten
- Proton
- Savox
- Sladen suitSladen SuitThe Sladen Suit was a heavy type of British divers' drysuit made by Siebe Gorman. It is entered by a wide rubber tube at the umbilicus: this tube is folded and tied off before the diver dives. It was used by British manned torpedo riders and for general underwater work.It was sometimes nicknamed...
(as used by the British Human torpedoHuman torpedoHuman torpedoes or manned torpedoes are a type of rideable submarine used as secret naval weapons in World War II. The basic design is still in use today; they are a type of diver propulsion vehicle....
crews) - Salvus A.N.SSiebe Gorman SalvusThe Siebe Gorman Salvus is a light oxygen rebreather for industrial use or in shallow diving. Its duration on a filling is 30 to 40 minutes. It was very common in Britain during World War II and for a long time afterwards...
- Watchkeepersuit
Other items
- Gasmasks
- Drysuits (with tradename "Frogman" when sold to the public market)
External links
- Unique rebreather tear down by Jan Willem Bech on Therebreathersite
- Siebe Gorman archive photographs at Trinity Marine
- Siebe Gorman.
- Siebe Gorman Diving Helmets Gallery.
- Current Siebe Gorman website