by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
The long-actuated 1924 Bergbaugerät succeeded the 1923 model. The breathing apparatus has similarities with the 1924 HSS gerat, which was developed for military purposes and was carried lower on the back. The casing is also different. The housing of the Modell 1924...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
The back-mounted fire and rescue unit was developed by Dräger in 1924. It was used to fight fires for civilian purposes and in the mining industry. Further information on this device is required in addition to this datasheet. Courtesy: Deutsches Bergbau-Museum Bochum,...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Dräger Sauerstoff Klein Gasschützgerät Modell KG210 KG stands for ‘Klein Gasschutzgerät’ and was developed between WW1 and WW2. The model KG2100 was the successor to model KG1928 and was produced in large numbers. It was designed for civil defence and fire...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Dräger Sauerstoff Klein Gasschützgerät Modell KG130 KG stands for ‘Klein Gasschutzgerät’ and was developed between WW1 and WW2. The model KG130 was the successor to model KG1928 and was produced in large numbers. It was designed for civil defence and fire...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
KG stands for ‘Klein Gasschutzgerät’ and was developed between WW1 and WW2. The model KG1928 was the basis for a successful series of KG 130 and KG160. The KG130 was widely used for gas protection which, with WW1 still in mind, was considered a major...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
The development of the Tauchretter After the French submarine Farfadet sank in 1905, followed by the Pluvoise and the German U3 in the German Bight, it was decided in Germany to develop rescue equipment for submarine crews. This resulted in the development of the DM1,...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Dräger Höhenatemanlagen, high altitude devices The Deutsches Museum in Munich (Germany) is Germany’s largest and oldest museum of the history of science and technology. The museumhas a large aviation section, including items from aviation medicine and suits. The...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Dräger high altitude atmer or Flugzeug Tauch Retter In 1913 there are two different types of breathing apparatus developed bij Dräger—one for high Altitudes in balloons and the other for mounteneering. The Draeger, for blended high altitude flying, has an oxygen store...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
The development of the Badetauchretter 1915 In 1913, following the DM1, Draeger designed the DM2 and the D2 Tauchretters, an apparatus for rescuing drowning persons. The first model, the Dräger Baderetter from 1913, was an apparatus that showed great similarities with...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
In 1930, Inhabat produced a very special diving apparatus that used the Naszogen technique. This made the apparatus very light and it weighed only 4.8 kg. It was possible to dive for 30 minutes. The oxygen supply was 2.5 litres per minute. The manufacturer...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
1924 Hagenuk Audos MR 3 oxygen rebreather In 1924, Hagenuk worked closely with the manufacturer AUER. The name Auer came from the Deutsche Gasglühlicht-Auer-Gesellschaft mbh Berlin, or DGAG. Audos devices had a long history which is described on this page. Read...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Around 1930, Inhabad produced a water diving apparatus called the Inhabad O2-350 system. This system made use of oxygen candles that generated 2.5 litres of oxygen per minute. The unit was used to dive to depths of 15 metres (!) on pure oxygen. The unit is supplied...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Bergbau-gerät 1923 with breathing operated oxygen addition Inflation and economic crisis force the Dräger Company to close its plant and lay off all its workers. After the end of the war(1914-1918), the market for Dräger products shrinks; the Company is forced to turn...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Development of the Dräger lungenkraft dossiergeräte During the First World War, the first breathing apparatuses with breath-controlled dosage were designed and used. Examples of these early types are the HSS gerat (link) and Selbstretter Dräger Tübben (link). In other...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Inhabad Gastauchgerät modell 1923 The Inhabad Gastaucher is a breathing apparatus designed by Professor Woltersdorf. Woltersdorf, a professor at the Breslau University of Applied Sciences (12-08-1875 – ?), was the ‘bergassessor’ of the...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
1920 Dräger Lungenautomatisches Überdruckgerät, versuchgerät In 1920 the period in which mainly injector systems were used came to an end. More and more manufacturers were producing lung-controlled systems that injected the gas dose via the counter lung. The picture...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
1919 SS-1, 1920 SS-2 en het 1921 SS-gerät In 1921, Dräger developed one of the first Seitenschlauchgeräte, a device in which the hoses run under one arm to the back of the wearer. A positional injector was also introduced. A pressure gauge on the wearer’s side...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
The next pictures show the rare Draegerolith, a liquid oxygen rebreather from...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Dräger 1919 und 1920 Versuchgeräte Shortly after the First World War Drager built a some test devices. After searching in many books and archives it has not been possible to identify this device. If you know which devices these pictures show I would like to hear from...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
Oxygen rebreather designed shortly after the 1st World War HAKI 320 It took me a long time to understand the relation between N&K, Hagenuk and a instrument and communication building company from Kiel.Hagenuk is short for the german Hanseatische...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
This page shows the 1916 designed Drägerogen, produced in 1918, relaced by model 1916/1926 and model 1928 Drägerogen model 1916. Designing the first of Dräger’s device with chemically bound oxygen based on sodium and potassium peroxides. After the 1916 model it...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
A very early quick release In 1914 Charles Christiansen from Gelsenkirchen applied for a patent on his invention to equip rescue systems intended to escape from submarines with a quick release device. The purpose of this device is to be able to throw off the...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
1910 Dräger Tauchretter DM1 In 1910 there was a terrible accident in which 27 French soldiers drowned in their submarine.This incident shocked Europe and prompted Dräger to design a lifesaver. With this rescue device,the first Tauchretter was born, followed by a...
by Jan Willem Bech | Database Oxygen Rebreathers, Database OX GER
1913 Dräger Dänische Tauchretter D2 ManufacturerDräger made this rebreather for submarine escapes in 1913-1914 especially for the Danish Navy.GassystemThis rebreather runs on oxygen only and uses a constant mass flow system addidng 1,25 ltr/min.ScrubberThe unique...
