lunes, mayo 07, 2007

records y màs













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Quièn serà el que lo tenga? un chico de 30-35 años?
no, un señor de màs de 50 !
que bici es la màs ràpida, ?una de carretera?
no, una de montaña!
cuanto tiempo hace que no se bate el record? 2-3 años?
no, màs de 12!
què velocidad es el record? 100 km/h 200km/h?
no 288,831km/h!!
fred rompelberg consiguió el record del mundo de velocidad sobre bici detràs de vehìculo 268,8 km/h en el año 1995
especificaciones

Specifications of bicycle and pace car

Bicycle

Rider: Fred Rompelberg, Maastricht, The Netherlands;
age 50 (1995), height 6 ft, weight 170 lb;
married, two children;
current holder of 10 various bicycle world records.
Design: Dave Tesch, San Diego, San Marcas CA.
Built by: Dave Tesch, San Diego, San Marcas CA.
Cost: US $ 12,000.-.
Gears: Double reduction gearing,
primary built by Cook Brothers,
70 / 13 teeth - 60 / 15 teeth,
covering 114,2 ft distance with one pedal system rotation
(fourfold of a normal 10-speed gearing).
Wheelbase: 57 in (average of a normal race bike is about 40 in).
Saddle: Leather, manufactured by Brooks.
Brake: Shimano "Cantilever" type on rear wheel only.
Fork: Special Italian racing fork,
designed to provide suspension travel at high speeds.
Steering
dampener: Motorcycle type.
Wheels: Special aluminium rims, - hubs and - spokes;
18 in diameter for lower centre of gravity
(average of a normal race bike is 27 in).
Tires: V-rated motorcycle road racing slicks,
capable for more than 150 mph.
Weight: Total of 43 lb.

Pace car

Crew: Strasburg Racing / Strasburg Brothers.
Driver: Jeff Strasburg, Jeff set a record of 255.985 mph
at the Bonneville Salt Flats with a race car.
Body: Lakester, converted from a 1990 fuel dragster.
Engine: 476 in3 V8-cylinder "big-block" fuel-injected Chevrolet
fuelled by methanol, with approximately 800 hp,
approximately 6,000 rpm at 175 mph.
Tires: The car has been equipped with Bonneville land speed tires.
Wheelbase: 262 in.
Transmission: By PRTC Transmissions with a 3.25 rear axle ratio.
Fairing: Designed and built to exacting aerodynamic specifications
by Strasburg and Burkland Builders
for the purpose of creating a slipstream.
Paint: The paint shown on the photo by Brett Gilbert.
Testing: Bonneville Salt Flats, summer 1994,
Doug Mayor - USFRA timer -
¼ mile 131.81 mph; 1st mile 139.41 mph;
2nd mile 166.711 mph; 3rd mile 173.756 mph;
course exit speed 174.79 mph,
Compulink 3 timing system.

The Strasburg Racing-Team assisted in the record for the fastest race cyclist of the world,
1995 the record of Fred Rompelberg was noted in the Guinness Book Of Records,
record speed: 166.944 mph.0 288, 831 km/h
http://www.fredrompelberg.com/en/html/default.asp

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