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:
Sep. 21, 2010
Filed:
Feb. 25, 2008
Applicants:
James E. Elson, Toronto, CA;
Charles Sink, Friday Harbor, WA (US);
Inventors:
James E. Elson, Toronto, CA;
Charles Sink, Friday Harbor, WA (US);
Assignee:
Spin Master Ltd., Toronto, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63H 27/127 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotary-wing toy helicopter generally comprising a transverse shaft, a plane body fixedly attached to the transverse shaft and a rotor assembly rotatably attached to the transverse shaft. The rotor assembly generally comprises a primary drive connected to a drive shaft for driving at least one set of lifting blades and a secondary drive connected to the transverse shaft for driving rotation of the transverse shaft and the plane body clockwise or counter-clockwise around the axis of transverse shaft.