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:
Apr. 18, 1978
Filed:
Jun. 24, 1977
Applicant:
Inventor:
Yutaka Tanaka, Urawa, JA;
Assignee:
Toytown Corporation, Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63H / ;
U.S. Cl.
CPC ...
46 75 ; 46 82 ;
Abstract
A toy helicopter including a body, a frame mounted to rotate with respect to said body, a spindle extending through an opening provided in the frame and mounted to rotate with respect to the frame, an energy storing mechanism operatively connecting the spindle and frame, a first wing operatively connected to the spindle to rotate therewith, and a second wing operatively connected to the frame to rotate therewith.