Patent ID: 8087496
Filing Date: 2012-01-03
Classification: B66B,Y10S

Abstract:
1. A portable ramp system for moving a wheelchair, comprising: a portable ramp having a first end, a second end, a top surface, and a bottom surface, and a slot, wherein said slot extends from said first end to said second end; a chain and sprocket drive assembly mounted to said ramp; a guide track supported below said bottom surface of said ramp and along said slot; and a catch tool having a trolley, a first shank, and a catch portion, wherein said trolley is connected to said guide track such as to be movable along a length of said guide track and wherein said trolley is connected to a chain of said chain and sprocket assembly, wherein said first shank extends from said trolley such as to be aligned with said slot and wherein said catch portion angularly extends from said first shank through said slot such as to extend above said top surface of said ramp; wherein said catch portion angles towards said second end such as to permit a connected and a disconnected state of a catch element of a wheelchair with said catch portion, such that the catch element is retained around said catch portion as said catch tool moves along said guide track via said chain and sprocket drive assembly from said first end to said second end of said ramp and from said second end to said first end of said ramp.