Lanz Bulldog D 9506

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Lanz Bulldog D 9606
Lanz Bulldog 9506.jpg
Lanz Bulldog D 9506
Overview
TypeTractor
Manufacturer Lanz Bulldog
Also calledAckerluft
Production1934 – 1955 [1]
Assembly Mannheim
Body and chassis
Related Ursus C-45
Powertrain
Engine Hot-bulb, Inline one-cylinder, 10.3 L (28 kW)
Transmission 3-speed manual
PropulsionTyres
Dimensions
Wheelbase 2036 mm [2]
Length3390 mm [2]
Width1792 mm [2]
Height2185 mm [2]
Kerb weight 3950 kg [2]
Chronology
PredecessorHR 7 series D 8506
SuccessorNone

The Lanz Bulldog D 9506 is a tractor of the HR 8 series, [3] produced by Heinrich Lanz AG in Mannheim from 1934 to 1955, with a production stop in 1945. In total, 3817 units were produced. [3] The tractor was sold under the brand name Ackerluft (field-air). The Ursus C-45, produced in Poland from 1947 to 1959, was a copy of the D 9506. [4]

Contents

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 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. [1] Many sorts of diesel oil can be used as fuel. [5] 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. [2] The Lanz factory offered additional accessories, such as a cab or fenders. [1]

Technical data

D 9506
Production1934–1944
1945–1955 [1]
Engine characteristicsOne-cylinder, two-stroke, hot-bulb akroyd engine, no valves, no carburettor; thermosiphon cooling system [6]
Fuel Fuel oil, Diesel fuel, Kerosene, Biodiesel [5]
Fuel injection pressure and injection time80 bar, crank angle 135° [2]
Bore × Stroke, Displacement225 mm × 260 mm,
10.338 dm³ [1]
Compression ratio5:1 [5]
Rated power at 630 min−128 kW [1]
Maximum power for an hour at 630 min−133 kW [1]
Torque at 630 min−1500 N·m
Gearbox3-speed manual with two ranges (6 forward, 2 reverse gears) [2]
PropulsionTyres
Maximum speed16.7 km/h [2]
Fuel consumption326 g/kWh [2]
Fuel tank capacity90 L
Electrical power system Lead-acid battery, 12 V / 94 Ah [2]

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References

  1. 1 2 3 4 5 6 7 fahrzeugseiten.de: Lanz HR8 - D9500, D9506, D9511, D9531 und D9539 (german)
  2. 1 2 3 4 5 6 7 8 9 10 11 heinrich-lanz.de: Lanz – Datenblatt für die Typen D 8506, D 9506 und D 1506 (german)
  3. 1 2 Siem, Gerhard: Traktoren Schlepper / Jahrbuch 2009. Page 208. October 2008. ISBN   978-3933451088 (german)
  4. Siem, Gerhard: Traktoren Schlepper / Jahrbuch 2009. Page 291. October 2008. ISBN   978-3933451088 (german)
  5. 1 2 3 lanz-diesel.de: Technische Daten (meines) LANZ BULLDOG D8506 (german)
  6. Eilbote Online: Technische Daten Lanz Bulldog D9506 - Traktor Archived 2016-03-04 at the Wayback Machine (german)