Shopping cart wheel with adjustable friction

Details Shopping cart wheel with adjustable friction Shopping cart wheel with adjustable friction

1992-06-11

1994-01-04

Stormer, Russell D.

Land vehicles: wheels and axles

Wheel

Hub

188 83, 188 112, 16 35R, F16D 6300

Patent

active

052754723

ABSTRACT:
An improved shopping cart wheel having one or two friction disks which rub against the hub to cause sufficient drag to prevent shopping carts from freewheeling and causing damage or injury. In a preferred design, the amount of friction is adjustable by tightening a nut along the axle of the wheel.

REFERENCES:
patent: 4633544 (1987-01-01), Hicks
patent: 5002163 (1991-03-01), Kidd

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