Hassocks Hog 1 and 2 specifications

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The Hassocks Hog 3 specification

Shape Wedge shape with stabilising furry ears
Drive Two 12 volt drill motors (RE 975D 75W)
Transmission Direct drive from drill motor that included an integral 4:1 planetary gearbox
Steering Tank style using independent control of drive motors
Max speed 10 to 15 mph
Turning circle 0 mm
Motor controller Custom made motor controller using full H bridge power stage for each motor, both being controlled by custom build PIC 18f1320 micro-controller board. Forward/backward and left/right control implemented from one joystick.
Fail-safe device Build into custom motor controller, and can detect both loss of signal and interference.
Power One 9.6volt Nicad battery pack
Weapons 10 bar pneumatic ram powered front flipper (32mm x 100mm)
Self righting mechanism Front flipper doubles up as self righter
Size 400mm (W) x 500mm (L) x 250mm (H)
Weight 12kg
Radio gear Futaba 6YG six channel

The Hassocks Hog 2 preliminary specification

Shape Wedge shape with large stabilising furry ears
Drive Two 12v 630W Bosch motors, overrun at 24 volts, driving two go kart wheels
Transmission Chain drives with gear ratio 9:1
Steering Tank style using independent control of drive motors
Max speed 15 to 20 mph
Turning circle 0 mm
Motor controller Custom made motor controller using full H bridge power stage for each motor, both being controlled by a Rabbit 2000 micro-controller board. Forward/backward and left/right control implemented from one joystick.
Fail-safe device Build into custom motor controller, and can detect both loss of signal and interference.
Power Two 12volt 12AH Yuasa batteries making 24volts
Weapons 16 bar pneumatic ram powered front flipper (100mm bore x 200mm stroke) and twin metal spiked tusks
Self righting mechanism Front flipper doubles up as self righter
Size 1200mm (W) x 900mm (L) x 450mm (H)
Weight 100kg
Radio gear Futaba 6YG six channel

 

The Hassocks Hog 1 specification

Shape Wedge with large stabilising furry ears
Drive Two 12v 800W winch motors driving two go kart wheels
Transmission Chain drives with gear ratio 9:1
Steering Tank style using independent control of drive motors
Max speed 15 to 20mph
Turning circle 0 mm
Motor controller Custom made motor controller using full H bridge power stage for each motor, both being controlled by a Rabbit 2000 micro-controller board. Forward/backward and left/right control implemented from one joystick.
Fail-safe device Build into custom motor controller, and can detect both loss of signal and interference.
Power 12V Steatite batteries.
Weapons Twin pneumatic (32mm bore x 200mm stroke) ram powered front flipper with metal spiked tusks
Self righting mechanism Pneumatically operated 55mm bore tail flipper!
Size 750mm (W) x 1200mm (L) x 450mm (H)
Weight 100kg
Radio gear Futaba 6YG six channel


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Last updated 16th October 2003

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