Tr-axle conversior
Page 12
If you've noticed an error in this article please click here to report it so we can fix it.
A SIMPLE METHOD of conve ing tandem semi-trailers to axle configuration, for operati at the proposed 38 tonnes gre weight, is now available fn Granning UK, of Barking.
In basic form the add-on Gn fling conversion weighs 1,80C The T100At for trailer moc with I-beams frames is SL ported directly below the chas by two twin-convolution t lows-type air springs, which tE the applied load avoiding sic ficant forces from bei .transmitted to other parts of suspension.
The axle, pivoted centrally ,a torque arm, has movement 165mm (6.5in) upwards a '64mm (2.5in) downwards.
Independent suspension dc not alter the existing tyreroad contact of the tandi axles.
A flexible rubber bu mounted in a steel sleeve sorbs twisting forces and shc loads at the front end of the ti que arm.
The rear end of the torque al is contained by a square nyl guide-bush moving betwe steel bearers, maintaining a: alignment and providing a po tive stop to downward MON ment.
An air-operated lift-up systE can raise the axle from the ro surface whenever the vehicle operating below 32 tonnes yo Modular construction alio\ the unit to be welded and bolt to the chassis in lees than f. hours at a cost of £2,800, fu fitted.