3results about "Foot-driven levers" patented technology

A cargo bicycle for transporting a load via a rider. The cargo bicycle includes a front wheel, a rear wheel, a load bed arranged between the front wheel and the rear wheel, a rider seat; and a crank to facilitate the driving of the cargo bicycle by the rider, the crank having, in a longitudinal direction of the cargo bicycle, a crank axis arranged in substantially a same longitudinal position as a rear wheel axis of the rear wheel and away from the load bed.

The utility model relates to the technical field of bicycle accessories, and discloses a quick-release pedal device connected with a middle shaft of an electric bicycle, which comprises a middle shaft, a crank, a conversion block, a quick-release connector and a pedal device, the crank comprises a first connecting hole, and the middle shaft is inserted into the first connecting hole; one end of the conversion block is mounted on the middle shaft; the quick release connector is in threaded connection with the other end of the conversion block; and the pedal device is detachably connected with the quick release connector. The pedal device is installed at the position of the middle shaft, and the problem that the pedal device is prone to colliding with the legs when an electric vehicle is ridden is solved. And the effects of safety and comfort are achieved.

This invention relates to a pedal mechanism (1) that allows vehicles to switch to different driving modes in a single vehicle. With this mechanism (1), which can be integrated into existing vehicles such as bicycles, users can use their vehicles in bicycle or scooter mode by manual or automatic adjustment in motion. This mechanism (1) offers the user two different driving experiences, allowing them to easily make their preferences through mode switching. With the pedal arm (2) part of the pedal mechanism (1) of the present invention and its roller (2.1) part, users can drive their vehicles ergonomically by switching them to the desired driving mode as a result of adjusting their vehicles manually or by automatic adjustment in motion without the need for any additional external parts.