The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 07, 1989
Filed:
Sep. 23, 1987
Vic Bertrand, Dollard des Ormeaux, CA;
The Ritvik Group Inc., Dorval, CA;
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.