A wheel 10 is disclosed, includes an odometer 12 and gear train 26. The gear train 26 includes a drive gear 28 and at least one indicator gears 50, 51, 53, 55. A striking member 46 is included, which may be mounted on an outer edge portion 46a. An indicator device is included in the at least one indicator gear. The gears of the gear train may be arranged sequentially in a curved line. Potential applications include shopping trolleys, where odometer information can inform procurement.
Improvements in or relating to wheels for wheeled vehicles
2019-12-18
Patent
Electronic Resource
English