Backpack support for bicycle couriers

摘要

To avoid back pain from carrying a heavy backpack 1 on the bike, an electric spindle 3 is attached to the luggage rack 2 above the rear wheel of the e-bike, which can be switched on by a switch on the steering wheel A plastic plate 4 on the upper side, this moves towards the underside of the rucksack and takes its weight completely or partially depending on the spindle height The courier can set the spindle height on the handlebar switch. Instead of the spindle, a hydraulic or pneumatic telescope can be used, which is through a electrically operated pump is fed.