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US 4,906,012 AGranted
Self-propelled quadrupedal toy
OwnerChin-Chi Wanginventor
Life of this patent
Estimating the term…
Abstract
The present invention is related to a self-propelled quadrupedal toy and, more particularly to a quadrupedal toy (toy horse, dog or deer etc.) having a driving mechanism equipped with two protruding handlebars for the rider (children) to operate to let the quadrupedal toy rock or swing or rock and swing. One or two hand brake levers (control levers) are provided to let the rider to freely control the quadrupedal toy for walking forward or backward, or turning leftward or rightward, or for jogging or stopping, in a manner, similar to the motion of riding a real horse or animal.
Claims6
A self-propelled toy, comprising:
- a hollow body having four legs extending therefrom, each leg having a driving wheel gear at the foot thereof,
- a driving mechanism arranged within said hollow body for driving said four legs to move said body in forward, backward, leftward, rightward, and jogging movement by alternative movement of two of said four legs;
- said driving mechanism including a main frame, fore and rear leg driving brackets for respectively driving fore legs and hind legs of said four legs, and a pair of link levers interconnecting said fore and hind leg driving brackets,
- said main frame including a pair of D-shaped or flat O-shaped frames spaced apart in parallel and joined together by a plurality of cross bars, two pairs of bearing blocks respectively positioned at a front lower position and a rear upper position of said main frame, two pedals respectively attached to both sides at a front portion of said main frame, and a ring plate for limiting and guiding movement of said fore leg driving bracket, said ring plate being arranged horizontally and attached to said frames and two of said cross bars of said main frame.
1 more element
Dependencies are inferred from the claim text.