The Lanz Bulldog D 9506 is a tractor of the HR 8 series,
produced by
Heinrich Lanz AG
Heinrich Lanz AG is a former agricultural machinery manufacturer from Mannheim, Germany. Its tractors were sold bearing the LANZ brand. LANZ won numerous awards at the Strasbourg Agricultural Fair in 1866; namely four Gold, five Silver, and t ...
in
Mannheim
Mannheim (; Palatine German: or ), officially the University City of Mannheim (german: Universitätsstadt Mannheim), is the second-largest city in the German state of Baden-Württemberg after the state capital of Stuttgart, and Germany's 2 ...
from 1934 to 1955, with a production stop in 1945. In total, 3817 units were produced.
The tractor was sold under the brand name Ackerluft (''field-air''). The
Ursus C-45
The Ursus C-45 and C-451 was a popular Polish model of tractor. It was manufactured from 1947 to 1959 by the Ursus Factory in Warsaw, and from 1960 to 1965 by Zakłady Mechaniczne in Gorzów Wielkopolski.
History
Production of the Ursus C-45 mo ...
, produced in Poland from 1947 to 1959, was an illegal copy of the D 9506.
Description
The D 9506 utilises a frameless block construction. It has a rear live axle and a dead front beam axle. The front axle was available with optional leaf springs. The tractor has air filled tyres. The D 9506 does not have a lockable differential. The gearbox is a manual 3-speed Lanz gearbox with a reverse gear, and an additional range, this makes 6 forward gears and 2 reverse gears. The minimum speed is 3,3 km/h in first gear, maximum speed is 16,7 km/h in sixth gear. The drum brakes at the rear wheels are foot-operated, the handbrake locks the gearbox.
The standard Lanz
hot-bulb engine
The hot-bulb engine is a type of internal combustion engine in which fuel ignites by coming in contact with a red-hot metal surface inside a bulb, followed by the introduction of air (oxygen) compressed into the hot-bulb chamber by the rising p ...
with a displacement of 10.3 L was used, it has a thermosiphon cooler. Compared to the predecessor series HR 6 and HR 7, the engine now has a better speed governor, the rated engine speed was increased from 540 min
−1 to 630 min
−1.
Many sorts of diesel oil can be used as fuel.
The D 9506 has an electrical system. If a starter motor is used, the lead-battery has a capacity of 94 Ah, without a starter motor the capacity is 75 Ah.
The Lanz factory offered additional accessories, such as a cab or fenders.
Technical data
References
[heinrich-lanz.de]
Lanz – Datenblatt für die Typen D 8506, D 9506 und D 1506
(german)
[fahrzeugseiten.de]
(german)
[Siem, Gerhard]
Traktoren Schlepper / Jahrbuch 2009
Page 208. October 2008. (german)
[Siem, Gerhard]
Traktoren Schlepper / Jahrbuch 2009
Page 291. October 2008. (german)
[lanz-diesel.de]
(german)
[Eilbote Online: Technische Daten Lanz Bulldog D9506 - Traktor](_blank)
{{webarchive, url=https://web.archive.org/web/20160304070244/http://www.eilbote-online.com/landtechnik/traktor/lanz-bulldog/d9506/ , date=2016-03-04 (german)
Tractors