Patent ID: 9074648
Filing Date: 2015-07-07
Classification: A61G,B60B,B60T,B62B,F16D

Abstract:
1. A braking mechanism operably engaging at least one wheel, the mechanism capable of transitioning the at least one wheel between unlocked and locked states and comprising: a flipper including a discontinuous track having an open slot portion and a surface path portion, the open slot portion including a home position and an engaged position; and a cam including a pin which cooperatively moves along the discontinuous track; wherein the unlocked state comprises the pin located in the home position, wherein transitioning the at least one wheel from the unlocked state to the locked state comprises the pin moving along the open slot portion from the home position to the engaged position; and wherein transitioning the at least one wheel from the locked state to the unlocked state comprises the pin moving along the open slot portion and then along the surface path portion from the engaged position to the home position.