Hace 100 años, Récord Benz |
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Info Press
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El 17 de marzo de 1910: Barney Oldfield fijó un nuevo récord mundial en Daytona Beach, en Florida, E.E.U.U., conduciendo los 200 caballos de potencia del Benz, apodado el “Benz relámpago”, a una velocidad media de 211,4 kilómetros por hora sobre una milla.
Información técnica Technical data for the Benz 200 hp
General data: Wheelbase: 2800 mm (vehicle no. 6: 3200 mm) Track width front/rear: 1330/1320 mm Dimensions L x W x H: 4820 x 1600 x 1280 mm Weight of car: 1450 kg Weight of engine: 407 kg Maximum speed: 228.1 km/h
Engine:
Benz racing car engine Operating principle: four-stroke petrol No. of cylinders/arrangement: 4/in-line Displacement: 21,500 cc Bore x stroke: 185 x 200 mm Output: 147 kW at 1600 rpm Torque: 36 mkg at 1000 rpm Compression ratio: 1:5.8 Maximum engine speed: 1650 rpm Valves: overhead, 2 per cylinder, side-mounted camshaft, drive via gear wheels Mixture formation: 1 horizontal round slide carburettor Fuel feed: compressed-air hand pump, operated by co-driver Lubrication: initially splash lubrication, later forced feed lubrication via gear pump and clean oil input Starter: starting crank, buzzer ignition Ignition: high-voltage magneto ignition, 2 Bosch D4 magneto Ignition control: by hand using lever on steering wheel Fuel tank: 73 litres
Power transmission:
Drive: via intermediate shaft and chain drive to the rear wheels Clutch: cone clutch Transmission: four-speed manual transmission Gearshift: gate-type shift, mounted on the right on the outside of the car
Chassis:
Sectional frame Axles: rigid axles with semi-elliptical springs at the front and rear Brakes: front – none; rear – expanding brakes acting on the rear wheels and an external band brake acting on the intermediate shaft; handbrake acting on the rear axles Steering: helical spindle steering Wheels: wire-spoke or wood-spoke wheels Tires: 820 x 120 Continental balloon tires
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