How Do Trolley Wheel Locks Work?

These systems involve an electronic wheel clamp or boot attached to the wheel of the cart. The parking lot of the retail store is fitted with a thin wire which locks the wheel clamp when a cart passes over this wire. ... Locked carts are unable to move until an employee unlocks them with a special key.

How does a trolley lock work?

They uses radio frequency and wheel lock technology to prevent shoplifters from pushing out trolleys full of goods, safeguarding your store from theft and protecting your profits. Paying customers are allowed exit as normal, but would-be thieves are literally stopped at the door.

How do shopping trolley wheels lock on escalators?

They are made of thin disks which fall into the grooves of the escalator hence the trolley sits on the axles and isn't wheel powered until it gets back to flat ground. The grooves in the trolley wheels slide over grooves in the escalator providing a safe journey to upper floors.