ALL TERRAIN WHEELCHAIR

摘要

An all terrain wheelchair is provided. The wheelchair includes a frame. The frame includes an upper bracket, a lower bracket, a first side, a second side, a front end and a rear end. At least one motor is mounted to the lower bracket of the frame. A first drive sprocket and a second drive sprocket may be disposed on the first side and the second side respectively. The motor may rotate the first and second drive sprockets. A first track drive wheel is rotatably connected to the first side and a second track drive wheel is rotatably connected to the second side. The first and second track drive wheels each include a wheel sprocket connected to the first and second drive sprockets respectively by a drive chain. A plurality of roller wheels are rotatably connected to each of the first side and the second side. A first track surrounds the plurality of wheels on the first side and a second track surrounds the plurality of wheels on the second side. The first track is driven by the first track drive wheel and the second track is driven by the second track drive wheel. The present invention may further include a seat mounted to the upper bracket and a controller operable to control an output of the at least one motor and a steering of the wheelchair.

主权项

1. An all terrain wheelchair comprising:
a frame comprising an upper bracket, a lower bracket, a first side, a second side, a front end and a rear end; at least one motor mounted to the lower bracket and comprising a first drive sprocket disposed on the first side and a second drive sprocket disposed on the second side, wherein each of the first and second drive sprockets are rotatable by the at least one motor; a first track drive wheel rotatably connected to the first side and a second track drive wheel rotatably connected to the second side, wherein each of the first and second track drive wheel comprises a wheel sprocket connected to one of the first and second drive sprockets by a drive chain; a plurality of roller wheels rotatably connected to each of the first side and the second side; a first track surrounding the plurality of wheels on the first side and a second track surrounding the plurality of wheels on the second side, wherein the first track is driven by the first track drive wheel and the second track is driven by the second track drive wheel; a seat mounted to the upper bracket; and a controller operable to control an output of the at least one motor and a steering of the wheelchair.