Ground engaging member for movable structures

Details Ground engaging member for movable structures Ground engaging member for movable structures

1976-03-02

1977-11-15

Reeves, Robert B.

Land vehicles: wheels and axles

Wheel

Wheelbarrow type

301 63PW, 152 7, 308237A, 308DIG7, B60B 900

Patent

active

040583449

ABSTRACT:
The invention relates to a ground engaging member in the form of a ball for supporting load carrying structures, such as wheelbarrows. The ball is preferably moulded from a plastics material, such as a mixture of EVA and low density polyethylene, and is formed in one piece with sockets for receiving stub axles on the frame of the barrow. The stub axles are non-rotatably mounted in an inner cup-shaped nylon bearing rotatably mounted in an outer cup-shaped nylon bearing fixedly received in a socket. The ball may be moulded with treads and ribs.

REFERENCES:
patent: 471405 (1892-03-01), Terman
patent: 2404269 (1946-07-01), Bennett
patent: 3094376 (1963-06-01), Thomas
patent: 3264780 (1966-08-01), Doe
patent: 3552760 (1971-06-01), Sine
patent: 3826511 (1974-07-01), Frank
patent: 3827369 (1974-08-01), Mueller

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