11/10/06

Vehicle Specifications

Vehicle Name         Rocky

Vehicle Type          HPV recumbent trike, RACV Energy Breakthrough rules

Build Date              2003

Dimensions

            Length             2700 mm

            Width                              780 mm

            Height                             900 mm

            Front wheel track            740 mm

            Wheelbase                      1150 mm

            Turning circle                   8 m

            Mass                               27.5 kg

Chassis              4130 Chrome Moly, MIG welded.

                        Build at Weeroona College to Greenspeed GR 16/19 design with modifications. Adjustable headrest fitted.

Canopy       Local design, ‘Clam shell’ style with front hinge and latch at rear. Canopy bottom reduced in height compared to Discovery.

                  Composite,175 gsm woven glass, and vinyl-ester resin. Aramid cloth used in strategic areas.

                   Polycarbonate windscreens.

Transmission         74 tooth chain wheel

                             7 speed cassette

Wheels               Front: 16” 24 spoke

                       Rear: 20”, 36 spoke

Tyres                 Front: Comet          Rear: Tioga comp pool

Brakes          Front    RST cable disk brakes

                  Rear      side pull caliper

Steering                  Modified Greenspeed with under-seat handlebars

Electrical               Headlight: 12v x 20 w narrow beam halogen down-light

                                 Taillight: Student built flashing LED

                            Horn: piezo

                            Battery; 12v x 3 AH Sealed Lead Acid

Fittings                 Side mounted internal rear view mirrors

                            Single adjustable air vent to rider’s face.

                            Demister vents to windscreen.

Other  Named after the favourite movie of team captain, Kyle Patten.

Weeroona College’s second HPV and the first to use a canopy from the modified mould giving significantly reduced overall height.

            The demisting fitted to the windscreen proved particularly effective in the 2003 EB when rain fell for many hours.

Competition Record  

          2003 RACV Energy Breakthrough: winner class B trial and overall. Third HPV to cross finish line.

            2004 Wonthaggi HP Grand Prix: won class B trial and set fastest lap of event, out performing the community class entries.

          Has since been used as a training vehicle and in competition for beginner riders.

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