Carry cart of auto return mechanism and carry cart incorporating this

摘要

PROBLEM TO BE SOLVED: To improve safety, convenience and comfortability in use of a carry cart by automatically directing wheels straightforward and stabilizing the wheels straightforward when hands are released from a steering wheel in the carry cart.;SOLUTION: The mechanism includes a first engaging member 21 mounted in a steering wheel operation transmission member 9 and a second engaging member 22 mounted in a leg frame 2 and a biasing means 23 for biasing the first engaging member 21 so as to force these engaging members 21, 22 mesh with each other in a prescribed meshing position when the first engaging member 21 shifts from the prescribed meshing position with respect to the second engaging members 22. Wheels 4 at lower end of the steering wheel operation transmission member 9 is directed forward by shifting the first engaging member 21 to the prescribed meshing position with respect to the second engaging member 22, while a directional operation force is not applied to the steering wheel 6.;COPYRIGHT: (C)2012,JPO&INPIT