Patent ID: 8282112
Filing Date: 2012-10-09
Classification: A01D,Y10T

Abstract:
1. A vehicle having a pair of front wheels and a pair of rear wheels rotatably mounted to a frame, the vehicle having a locking mechanism for selectively restraining the pair of front wheels in a forward direction on the frame, the locking mechanism comprising: a first arm configured to restrain one of the pair of front wheels in a forward direction; a second arm configured to restrain the other of the pair of front wheels in a forward direction; a vertical spring extending from the frame to a body member pivotably connected to the frame, the vertical spring being operable between an initial position wherein the vertical spring is compressed to a final position wherein the vertical spring is stretched and the body member is rotated to release a first and a second horizontal spring; and a first horizontal spring extending from the body member to the first arm and a second horizontal spring extending from the body member to the second arm, the first and second horizontal springs being operable between an initial position wherein the first and second horizontal springs are stretched to a final position wherein the first and second horizontal springs are compressed to pull the first and second arms to restrain the pair of front wheels.