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:
Mar. 27, 1984
Filed:
Sep. 29, 1982
Applicant:
Inventor:
John E Martin, Timonium, MD (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63H / ;
U.S. Cl.
CPC ...
46228 ; 46269 ;
Abstract
An improved system of the type having a ball or sphere and within it a remote-control powered vehicle, has provisions for determining vehicle orientation for more efficient control including one or more of: transparent ball portions, color ball portions and forward-illuminating spotlight; ability to store the vehicle with the ball inflated is provided by a mercury switch which turns off power when the vehicle is inverted; angle strips improve traction externally and a soft, semi-inflated ball is used for better internal traction between vehicle and ball wall; charging of vehicle batteries through the ball wall is disclosed.