A wheelbarrow
A wheeled support
Accessories for a collapsible rolling caddy
Accessory for walk-behind or push-along wheeled vehicles
Add-on unidirectional brake
Adjustable back support for baby stroller
Adjustable cable compensating knuckle for a stroller
Adjustable cart
Adjustable cleaning cart and method
Adjustable hand truck
Adjustable keel for snowmobile skis and the like
Adjustable multi-purpose dolly
Adjustable multi-purpose wagon canopy
Adjustable ski for a snowmobile
Adjustable slider shoe for snowmobile suspension
Adjustable snowmobile suspension system
Adjustable stroller reclining mechanism
Adult stroller
Airline baggage cart
Airport luggage trolley with a built-in personal computer