Axle structure and axle joint for construction toy assembly

Details Axle structure and axle joint for construction toy assembly Axle structure and axle joint for construction toy assembly

1987-09-23

1989-02-07

Hafer, Robert A.

Amusement devices: toys

Construction toy

Vehicle

446469, A63H 1700, A63H 1726

Patent

active

048028762

ABSTRACT:
A one-piece plastic axle structure comprises a base plate, an abutment plate normal to one edge of the base plate, a cross-shaped columnar connector perpendicular to the base plate and a cross-shaped shaft perpendicular to the abutment plate; the shaft having bulges at its free end and the end of the abutment plate being rounded. The axle structure is connected to a wheel having a shaft bearing defining a bore and a counterbore; the shaft of the axle structure fitting into the shaft bearing with its bulges received in the bearing counterbore and the shaft proper received in the bore. The axle structure is further connected to a construction toy block having a parallelepiped hollow body and a plurality of hollow plugs opening into the body; the columnar connector fitting into one of the hollow plugs with an adjacent side wall of the body falling between the abutment plate and the columnar connector; the lower end of the abutment plate being rounded and resting on the inner face of the wheel tread.

REFERENCES:
patent: 3310906 (1967-03-01), Glukes
patent: 3651597 (1972-03-01), Daenen
patent: 4299051 (1981-11-01), Pauly et al.
patent: 4375139 (1983-03-01), Chatani
patent: 4522001 (1985-06-01), Meyer
patent: 4619625 (1986-10-01), Seki et al.
patent: 4624647 (1986-11-01), Munnix

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