This page lists brand names beginning with the letter "D" for which we currently have only an historical precis.
For a more complete listing visit the German Index.
Ganz & Co of Ratibor constructed conventional machines using a 198cc sidevalve engine.
Source: Tragatsch p112
Manufactured by Felix Danziger, Berlin-Charlottenburg, 1925.
Presented at the Berlin Motor Show in Berlin of 1925 the Transport-Motordreirad (motor tricycle) was powered by a Rinne engine of 7.94 h.p. with a Hurth three-speed gearbox.
Source: Axel Oskar Mathieu Archive
Built in Magdeburg using two-stroke Rohöl (crude-oil) engines designed by Julius Löwy and supplied by Albertus Schweröl Einbaumotor. These engines proved problematical and may have contributed to the short life of the marque.
Source: Tragatsch p112
An unusual design, the fully-enclosed motorcycle had a dual seat, rear suspension using leaf springs, and was powered by a 499cc two-stroke engine.
Built by Delta-Werk, a company run by Hugo Linder in Solingen established in the 1870s and famed for its blades. In the period when the motorcycle was produced the company had 500 employees.
Source: Tragatsch p113, rheinische-industriekultur.com
At least two models were built, each with a 198cc four-stroke engine mounted quite high, and pedals. Models Nr. 100 and Nr. 101.
Built 159cc two-stroke bicycle attachment engines and complete machines using the same engine.
Source: Tragatsch p113
Displayed at the 1927 Olympia in London, this was actually a DKW which had been rebranded due to the use of the DKW marque by another German firm which had trademarked the name.
Source: Tragatsch p115
Manufactured by Carl Dick, Transportwagen-Bau, Frankfurt am Main-Hausen, 1926-1933. (1925-1939)
The firm produced three-wheel delivery vans with air-cooled DKW single-cylinder engines of 198cc, (tax and driving license free), 248cc and larger 8 h.p engines.
The DickWagen was considered to be extremely manoeuvrable with good handling. It was built in small numbers, often only two per annum.
A water-cooled OHV machine of this brand from 1927 is in the collection of Motorrad Museum Ibbenbüren - see museums-germany
Also known as Drei-Punkt, the firm built bicycles and lightweight motorcycles.
Engines: Type BM 200cc 4T inclined, Type CM 200cc 4T vertical, Type HM 250cc 4T vertical. All were sidevalves of quite advanced design, of their own manufacture. There may have been engines which were turbocharged in some fashion, described as "exhaust-injected".
Source: Tragatsch p115, motor-hist-foto.de.
Manufactured by Motorist Automobil Vertriebs GmbH, Berlin-Charlottenburg, related to the Mercur aircraft company of Berlin (Merkur Flugzeugwerke), these quite attractive motorcycles employed 145cc DKW two-strokes and 346cc sidevalve and ohv JAP engines in triangulated frames of their own manufacture.
Source: Tragatsch p118, et al.
Manufactured by Theodor Dohle, a bicycle dealer from Hanover.
Fahrrad- und Kraftfahrzeugteile Großhandlung
Moped models: Heros Luxus, Heros Rekord, Heros Tourist
The Heros was rebranded as Mufag by a firm of that name in Hanover in the 1950s.
Sources: Farben-Schiessl, et al
For other manufacturers using the Heros marque see Disambiguation
Named after its designer, it was manufactured in Braunschweig in 1951 by the Robert Goerke scooter company. Powered by an auxiliary bicycle engine from Rex Motorenwerke of Munich, the scooter may be dismantled into two parts by loosening a bayonet catch. It was intended to be a shopping vehicle which could also be transported in the boot of a car.
Manufactured by Deutsche-Motorenbau AG, Berlin, 1922-1923
The D.S.W. Light motorcycles were powered by a 150 cc engines of their own construction which had an external flywheel and belt drive. After a year of production, the company was taken over by Bismarck-Motoren GmbH of Berlin, and the brand vanished.
Source: GTU Oldtimerservice
Manufactured by Dorko-Werke, Abt. Motorenbau, Jäckstrasse 4, Bamberg, 1924-1926
Dorko-Werke purchased Juhö after it closed and built the same 195cc machine, later adding a 269cc 2½ h.p. four-stroke with three-speed gearbox, kick starter and clutch.
The owners were S. Dorn and J. Kahn, later Dorn, Krüger & Co. The company had 50 employees and an extensive range of products. They converted military vehicles for civil use, and built electric drills. Half of the workforce was laid off during the inflation period before their bankruptcy and closure in 1927.
Sources: Tragatsch p124, motor-hist-foto.de, briefmarkenverein-bamberg.de.