Proterra Inc.

John Winkel

Donald Morris

Michael C Walker

Dale Hill

Stephen Misencik

Shaun Onorato

Michael Fields

Michael Walker

A low-floor electric bus includes a plurality of battery packs mounted under the floor of such that the floor inside the bus between a front axle and a rear axle of the bus is substantially flat. Each battery pack may include an enclosure and multiple battery modules positioned within the enclosure. And, each battery module may include a plurality of battery cells electrically connected together.

Electric bus

The invention provides for a high occupancy or heavy-duty vehicle with a battery propulsion power source, which may include lithium titanate batteries. The vehicle may be all-battery or may be a hybrid, and may have a composite body. The vehicle battery system may be housed within the floor of the vehicle and may have different groupings and arrangements.

Low-floor electric vehicle

Low-floor electric bus

Vehicle battery systems and methods

Growing community of inventors

Thornton, CO, United States of America

John Winkel