A toy helicopter configured to enhance a lateral stability by eliminating quickly a lateral tilt of a fuselage to restore its normal state includes a fuselage having a main body portion, a main rotor disposed above the main body portion and a balancing device fixed to an upper portion of the main body portion, the balancing device includes a long balance rod extending laterally across the fuselage, the balance rod has a protuberant portion at each end thereof and is allowed to oscillate so as to be held horizontal even though the fuselage is caused to tilt, and the balance rod is supported at a central portion thereof by a support portion.
TOY HELICOPTER AND BALANCING DEVICE THEREFOR
HELICOPTERE JOUET ET APPAREIL D'EQUILIBRAGE ASSOCIE
2018-04-19
Patent
Electronic Resource
English