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특허 상세정보

Toy helicopter

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A63H-027/127   
미국특허분류(USC) 446/036; 446/034; 446/037; 446/058; 446/066; 244/01711
출원번호 US-0185277 (2008-08-04)
등록번호 US7883392 (2011-01-26)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Greenberg Traurig, LLP
인용정보 피인용 횟수 : 4  인용 특허 : 135
초록

A toy helicopter, in accordance with the present disclosure, includes a body having a longitudinal length and a main rotor. There is an element movable along the longitudinal length. The element allows a user to selectively adjust the location of the center of gravity of a toy helicopter by moving the element along the longitudinal length, thereby changing the velocity of the helicopter.

대표
청구항

What is claimed is: 1. A remote control toy helicopter comprising:a body and a longitudinal extension from the body;a main motor and a battery for the main motor, the main motor being controllable by a controller remote from the body;a main rotor having two propeller blades mounted on a rotor shaft driven by the main motor;an auxiliary rotor mounted on the rotor shaft of the main rotor for rotation in the sense of the main rotor;a movable fin attached along the longitudinal extension;a weight fixed to the movable fin;wherein selective movement to differe...

이 특허에 인용된 특허 (135)

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