US 12,227,298 B2
Safety device, and flying vehicle provided with safety device
Dairi Kubo, Tokyo (JP); Hiroshi Nakamura, Tokyo (JP); Yasuhiko Yagihashi, Tokyo (JP); and Hideki Otsubo, Tokyo (JP)
Appl. No. 17/906,077
Filed by NIPPON KAYAKU KABUSHIKI KAISHA, Tokyo (JP)
PCT Filed Mar. 2, 2021, PCT No. PCT/JP2021/007874
§ 371(c)(1), (2) Date Sep. 12, 2022,
PCT Pub. No. WO2021/192848, PCT Pub. Date Sep. 30, 2021.
Claims priority of application No. 2020-056110 (JP), filed on Mar. 26, 2020.
Prior Publication US 2023/0116018 A1, Apr. 13, 2023
Int. Cl. B64D 17/80 (2006.01); B64C 27/00 (2006.01); B64D 17/44 (2006.01); B64D 17/62 (2006.01); B64D 17/72 (2006.01); B64U 70/83 (2023.01)
CPC B64D 17/44 (2013.01) [B64C 27/006 (2013.01); B64D 17/62 (2013.01); B64D 17/725 (2013.01); B64D 17/80 (2013.01); B64U 70/83 (2023.01)] 8 Claims
OG exemplary drawing
 
1. A safety apparatus comprising:
a sliding member;
a cylinder that accommodates the sliding member in an inside and is provided with a bore through which the sliding member protrudes from the inside to an outside during operation;
a push-up member including a bottomed cylindrical portion disposed to cover at least a part of the cylinder and a flange protruding to the outside from an opening or a side surface of the bottomed cylindrical portion, the push-up member being pushed up in one direction by the sliding member;
an ejected object that is pushed up while being supported by the flange of the push-up member;
a power source that moves the sliding member in the cylinder to protrude from the inside to the outside; and
at least one movement preventing member that is fixed to the flange, said at least one movement preventing member protrudes upwardly towards the ejected object and is configured to prevent rotational movement of the ejected object with respect to the bottomed cylindrical portion.